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Universal Fit GM Differentials Performance Axle Components
Universal Fit GM Differentials On Sale
12 Product Groups
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From $1,231.00
4.5
4.5
(192)
Power Trax Lock-Right Lockers
Power Trax Lock Right LockerFrom $611.85
- The original locking differential
- Outstanding value
- Completely replaces stock differential
- Reuses your vehicle's existing carrier
- Includes Zytanium cross shaft
- Fully automatic operation for ease-of-use
- Case not required
- Does not alter ring and pinion
- Works for both front or rear or in tandem
- Thorougly tested to provide solid, reliable performance
- Bolt-in installation
- No gear resetting or shimming required
- Available in 22, 26, 30 and 31 spline configurations
- California Residents: WARNING
From $611.85
4.4
4.4
(185)
Eaton Posi Lmited-Slip Differentials
Eaton Eaton Posi DifferentialFrom $799.99
- For use with 17 spline axles
- Designed to work with the following ratios: 3.08 to 3.90 and 4.11 to 4.56
- Replaceable carbon fiber clutches
- Net-forged spider and side gears
- Fully rebuildable
- California Residents: WARNING
From $799.99
5.0
5.0
(9)
Power Trax No-Slip Traction Systems
Power Trax No-Slip Traction SystemsFrom $628.99
- The Powertrax No-Slip Traction Systems are the latest design in traction-adding differential technology. They combine the smooth operation of a limited-slip differential with the traction performance of a locking differential. A precise synchronization mechanism eliminates the ratcheting sounds typical of other locking differentials. Installation is simple because no ring and pinion setup is required. In addition, no special tools or oils are needed.
- California Residents: WARNING
From $628.99
4.2
4.2
(66)
Motive Gear Full Spools
Motive Gear Chrysler 8.750in. 30 Spline Full SpoolFrom $186.99
- If you are looking for maximum traction and strength nothing beets a full spool.
- Not Recommended For Street Use
- California Residents: WARNING
From $186.99
From $699.99
4.7
4.7
(1131)
Yukon Gear & Axle Dura Grip Positraction Differentials
Yukon Gear & Axle Dura Grip Positraction DifferentialsFrom $1,499.89
From $1,499.89
Auburn Gear Grip-N-Loc Series Limited Slip Differentials
Auburn Gear Grip-N-Loc Series Limited Slip DifferentialsFrom $640.99
- Upgrades vehicles for safe transfer of increased power/torque across the axle
- Case material is up to 50% stronger than OE cases
- Advanced cone clutch technology provides 25% increase in bias ratio/increased traction
- Exclusive 2-year warranty
From $640.99
5.0
5.0
(1)
USA Standard Gear Spools
USA Standard Gear SpoolsFrom $120.89
- Available for different makes and models
- Available different spline count
- 5 year manufacturer warranty
From $120.89
Motive Gear Mini Spools
Motive Gear Chrysler 8.750in. Mini SpoolFrom $100.99
- If you are looking for maximum traction and strength nothing beets a full spool.
- Not Recommended For Street Use
- California Residents: WARNING
From $100.99
3.8
3.8
(5)
44 Products
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Part Number: YKGYDGGM11.5-30-1
Yukon Gear & Axle GM 11.5" Dura Grip Positraction - YDGGM11.5-30-1
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships today ?- Fitment: Universal Fit
- Fits GM and Chrysler 11.5 inch with 30 spline axles
- Clutch style positraction
- Smooth design
- Internal gears are manufactured using forged 4320 steel and cut to provide stronger teeth
- Fully rebuildable
- Assembled in the USA
- California Residents: WARNING + View More Specs - View Less Specs
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$1,499.89
In-Stock Ships today ?
$1,499.89
In-Stock Ships today
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships today ?- Fitment: Universal Fit
- Fits GM and Chrysler 11.5 inch with 30 spline axles
- Clutch style positraction
- Smooth design
- Internal gears are manufactured using forged 4320 steel and cut to provide stronger teeth
- Fully rebuildable
- Assembled in the USA
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
Lowest Price! Guaranteed! Request A Price Match
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
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Auburn Gear Grip-N-Loc Limited Slip Differential - 5460100
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships today ?- Fitment: Universal Fit
- GM 8.4" 10 Bolt, 17T, 55-64 Chevy
- Upgrades vehicles for safe transfer of increased power/torque across the axle
- Case material is Up to 50% stronger than OE cases
- Advanced cone clutch technology provides 25% increase in bias ratio/increased traction
- Exclusive 2 year warranty
- California Residents: WARNING + View More Specs - View Less Specs
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$748.99
In-Stock Ships today ?
$748.99
In-Stock Ships today
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships today ?- Fitment: Universal Fit
- GM 8.4" 10 Bolt, 17T, 55-64 Chevy
- Upgrades vehicles for safe transfer of increased power/torque across the axle
- Case material is Up to 50% stronger than OE cases
- Advanced cone clutch technology provides 25% increase in bias ratio/increased traction
- Exclusive 2 year warranty
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
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Auburn Gear Grip-N-Loc Limited Slip Differential - 5460117
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 1 left in Stock ?- Fitment: Universal Fit
- GM 12 Bolt, CAR 4.10-Up,33T
- Upgrades vehicles for safe transfer of increased power/torque across the axle
- Case material is Up to 50% stronger than OE cases
- Advanced cone clutch technology provides 25% increase in bias ratio/increased traction
- Exclusive 2 year warranty
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
$764.99
Only 1 left in Stock ?
$764.99
Only 1 left in Stock
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 1 left in Stock ?- Fitment: Universal Fit
- GM 12 Bolt, CAR 4.10-Up,33T
- Upgrades vehicles for safe transfer of increased power/torque across the axle
- Case material is Up to 50% stronger than OE cases
- Advanced cone clutch technology provides 25% increase in bias ratio/increased traction
- Exclusive 2 year warranty
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
Lowest Price! Guaranteed! Request A Price Match
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
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Auburn Gear Grip-N-Loc Limited Slip Differential - 5460118
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 1 left in Stock ?- Fitment: Universal Fit
- GM 12 Bolt, 33T-9310 MAT'L, 3-CAR
- Upgrades vehicles for safe transfer of increased power/torque across the axle
- Case material is Up to 50% stronger than OE cases
- Advanced cone clutch technology provides 25% increase in bias ratio/increased traction
- Exclusive 2 year warranty
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
$760.99
Only 1 left in Stock ?
$760.99
Only 1 left in Stock
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 1 left in Stock ?- Fitment: Universal Fit
- GM 12 Bolt, 33T-9310 MAT'L, 3-CAR
- Upgrades vehicles for safe transfer of increased power/torque across the axle
- Case material is Up to 50% stronger than OE cases
- Advanced cone clutch technology provides 25% increase in bias ratio/increased traction
- Exclusive 2 year warranty
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
Lowest Price! Guaranteed! Request A Price Match
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
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Auburn Gear Grip-N-Loc Limited Slip Differential - 546018
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships today ?- Fitment: Universal Fit
- GM 8.5" and 8.6", 2.73 and Up, 28T, 71-88
- Upgrades vehicles for safe transfer of increased power/torque across the axle
- Case material is Up to 50% stronger than OE cases
- Advanced cone clutch technology provides 25% increase in bias ratio/increased traction
- Exclusive 2 year warranty
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping
$655.99
In-Stock Ships today ?
$655.99
In-Stock Ships today
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships today ?- Fitment: Universal Fit
- GM 8.5" and 8.6", 2.73 and Up, 28T, 71-88
- Upgrades vehicles for safe transfer of increased power/torque across the axle
- Case material is Up to 50% stronger than OE cases
- Advanced cone clutch technology provides 25% increase in bias ratio/increased traction
- Exclusive 2 year warranty
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
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Reset Password
An email is sent to .
Enter email address to change your password
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Auburn Gear Grip-N-Loc Limited Slip Differential - 546022
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 4 left in Stock ?- Fitment: Universal Fit
- GM 8.5" and 8.6", 2.73 and Up, 30T, 89-98
- Upgrades vehicles for safe transfer of increased power/torque across the axle
- Case material is Up to 50% stronger than OE cases
- Advanced cone clutch technology provides 25% increase in bias ratio/increased traction
- Exclusive 2 year warranty
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping
$655.99
Only 4 left in Stock ?
$655.99
Only 4 left in Stock
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 4 left in Stock ?- Fitment: Universal Fit
- GM 8.5" and 8.6", 2.73 and Up, 30T, 89-98
- Upgrades vehicles for safe transfer of increased power/torque across the axle
- Case material is Up to 50% stronger than OE cases
- Advanced cone clutch technology provides 25% increase in bias ratio/increased traction
- Exclusive 2 year warranty
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
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Reset Password
An email is sent to .
Enter email address to change your password
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Auburn Gear Grip-N-Loc Limited Slip Differential - 546032
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 4 left in Stock ?- Fitment: Universal Fit
- GM 12 BLT, 4 SER CAR, 3.73 and Up, 30T, 64-83
- Upgrades vehicles for safe transfer of increased power/torque across the axle
- Case material is Up to 50% stronger than OE cases
- Advanced cone clutch technology provides 25% increase in bias ratio/increased traction
- Exclusive 2 year warranty
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping
$645.99
Only 4 left in Stock ?
$645.99
Only 4 left in Stock
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 4 left in Stock ?- Fitment: Universal Fit
- GM 12 BLT, 4 SER CAR, 3.73 and Up, 30T, 64-83
- Upgrades vehicles for safe transfer of increased power/torque across the axle
- Case material is Up to 50% stronger than OE cases
- Advanced cone clutch technology provides 25% increase in bias ratio/increased traction
- Exclusive 2 year warranty
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
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Reset Password
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Enter email address to change your password
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Auburn Gear Grip-N-Loc Limited Slip Differential - 546034
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 4 left in Stock ?- Fitment: Universal Fit
- GM 12 BLT, 3 SER CAR, 2.76-3.42, 30T, 64-83
- Upgrades vehicles for safe transfer of increased power/torque across the axle
- Case material is Up to 50% stronger than OE cases
- Advanced cone clutch technology provides 25% increase in bias ratio/increased traction
- Exclusive 2 year warranty
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
$641.99
Only 4 left in Stock ?
$641.99
Only 4 left in Stock
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 4 left in Stock ?- Fitment: Universal Fit
- GM 12 BLT, 3 SER CAR, 2.76-3.42, 30T, 64-83
- Upgrades vehicles for safe transfer of increased power/torque across the axle
- Case material is Up to 50% stronger than OE cases
- Advanced cone clutch technology provides 25% increase in bias ratio/increased traction
- Exclusive 2 year warranty
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
Lowest Price! Guaranteed! Request A Price Match
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
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Reset Password
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Enter email address to change your password
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Auburn Gear Grip-N-Loc Limited Slip Differential - 546044
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 3 left in Stock ?- Fitment: Universal Fit
- GM 7-1/2"and7-5/8", 3.23 and Up, 26T, 76-88
- Upgrades vehicles for safe transfer of increased power/torque across the axle
- Case material is Up to 50% stronger than OE cases
- Advanced cone clutch technology provides 25% increase in bias ratio/increased traction
- Exclusive 2 year warranty
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping
$658.99
Only 3 left in Stock ?
$658.99
Only 3 left in Stock
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 3 left in Stock ?- Fitment: Universal Fit
- GM 7-1/2"and7-5/8", 3.23 and Up, 26T, 76-88
- Upgrades vehicles for safe transfer of increased power/torque across the axle
- Case material is Up to 50% stronger than OE cases
- Advanced cone clutch technology provides 25% increase in bias ratio/increased traction
- Exclusive 2 year warranty
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
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Auburn Gear Grip-N-Loc Limited Slip Differential - 546045
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 3 left in Stock ?- Fitment: Universal Fit
- GM 7-1/2" and 7-5/8", 3.08 and Down, 26T, 76-88
- Upgrades vehicles for safe transfer of increased power/torque across the axle
- Case material is Up to 50% stronger than OE cases
- Advanced cone clutch technology provides 25% increase in bias ratio/increased traction
- Exclusive 2 year warranty
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping
$644.99
Only 3 left in Stock ?
$644.99
Only 3 left in Stock
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 3 left in Stock ?- Fitment: Universal Fit
- GM 7-1/2" and 7-5/8", 3.08 and Down, 26T, 76-88
- Upgrades vehicles for safe transfer of increased power/torque across the axle
- Case material is Up to 50% stronger than OE cases
- Advanced cone clutch technology provides 25% increase in bias ratio/increased traction
- Exclusive 2 year warranty
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
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Auburn Gear Grip-N-Loc Limited Slip Differential - 546046
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships today ?- Fitment: Universal Fit
- GM 7-1/2" and 7-5/8", 3.23 and Up, 28T, 88-Current
- Upgrades vehicles for safe transfer of increased power/torque across the axle
- Case material is Up to 50% stronger than OE cases
- Advanced cone clutch technology provides 25% increase in bias ratio/increased traction
- Exclusive 2 year warranty
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping
$654.99
In-Stock Ships today ?
$654.99
In-Stock Ships today
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships today ?- Fitment: Universal Fit
- GM 7-1/2" and 7-5/8", 3.23 and Up, 28T, 88-Current
- Upgrades vehicles for safe transfer of increased power/torque across the axle
- Case material is Up to 50% stronger than OE cases
- Advanced cone clutch technology provides 25% increase in bias ratio/increased traction
- Exclusive 2 year warranty
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
After you submit your email address, you'll receive an email a link that will let you change your password.
Choose Your Secure Checkout Method
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Auburn Gear Grip-N-Loc Limited Slip Differential - 546047
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships today ?- Fitment: Universal Fit
- GM 7-1/2"and7-5/8", 3.08 and Down, 28T, 88-Current
- Upgrades vehicles for safe transfer of increased power/torque across the axle
- Case material is Up to 50% stronger than OE cases
- Advanced cone clutch technology provides 25% increase in bias ratio/increased traction
- Exclusive 2 year warranty
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
Lowest Price! Guaranteed! Request A Price Match
Qualifies for Free Shipping
$640.99
In-Stock Ships today ?
$640.99
In-Stock Ships today
?
LOW PRICE GUARANTEE
EASY RETURNS
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships today ?- Fitment: Universal Fit
- GM 7-1/2"and7-5/8", 3.08 and Down, 28T, 88-Current
- Upgrades vehicles for safe transfer of increased power/torque across the axle
- Case material is Up to 50% stronger than OE cases
- Advanced cone clutch technology provides 25% increase in bias ratio/increased traction
- Exclusive 2 year warranty
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
Lowest Price! Guaranteed! Request A Price Match
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
After you submit your email address, you'll receive an email a link that will let you change your password.
Choose Your Secure Checkout Method
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Auburn Gear Grip-N-Loc Limited Slip Differential - 546050
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 4 left in Stock ?- Fitment: Universal Fit
- GM 8.5" and 8.6", 2.73 and Up, 28T, 71-88
- Upgrades vehicles for safe transfer of increased power/torque across the axle
- Case material is Up to 50% stronger than OE cases
- Advanced cone clutch technology provides 25% increase in bias ratio/increased traction
- Exclusive 2 year warranty
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$690.99
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$690.99
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Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 4 left in Stock ?- Fitment: Universal Fit
- GM 8.5" and 8.6", 2.73 and Up, 28T, 71-88
- Upgrades vehicles for safe transfer of increased power/torque across the axle
- Case material is Up to 50% stronger than OE cases
- Advanced cone clutch technology provides 25% increase in bias ratio/increased traction
- Exclusive 2 year warranty
- California Residents: WARNING + View More Specs - View Less Specs
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Auburn Gear Grip-N-Loc Limited Slip Differential - 546052
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships today ?- Fitment: Universal Fit
- GM 8.5"and 8.6", 2.73 and Up, 30T, 89-Current
- Upgrades vehicles for safe transfer of increased power/torque across the axle
- Case material is Up to 50% stronger than OE cases
- Advanced cone clutch technology provides 25% increase in bias ratio/increased traction
- Exclusive 2 year warranty
- California Residents: WARNING + View More Specs - View Less Specs
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$681.99
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$681.99
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Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships today ?- Fitment: Universal Fit
- GM 8.5"and 8.6", 2.73 and Up, 30T, 89-Current
- Upgrades vehicles for safe transfer of increased power/torque across the axle
- Case material is Up to 50% stronger than OE cases
- Advanced cone clutch technology provides 25% increase in bias ratio/increased traction
- Exclusive 2 year warranty
- California Residents: WARNING + View More Specs - View Less Specs
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Auburn Gear Grip-N-Loc Limited Slip Differential - 546061
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Free! Curbside & In-Store Pickup: Select A Store Near You
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In-Stock Ships today ?- Fitment: Universal Fit
- Chevy 8.2", 3.08 and Up, 28T, 64-72
- Upgrades vehicles for safe transfer of increased power/torque across the axle
- Case material is Up to 50% stronger than OE cases
- Advanced cone clutch technology provides 25% increase in bias ratio/increased traction
- Exclusive 2 year warranty
- California Residents: WARNING + View More Specs - View Less Specs
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$660.99
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$660.99
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Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships today ?- Fitment: Universal Fit
- Chevy 8.2", 3.08 and Up, 28T, 64-72
- Upgrades vehicles for safe transfer of increased power/torque across the axle
- Case material is Up to 50% stronger than OE cases
- Advanced cone clutch technology provides 25% increase in bias ratio/increased traction
- Exclusive 2 year warranty
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
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Auburn Gear Grip-N-Loc Limited Slip Differential - 546097
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships today ?- Fitment: Universal Fit
- GM 8.5"and8.6", 2.73 and Up, 30T, 99-Current
- Upgrades vehicles for safe transfer of increased power/torque across the axle
- Case material is Up to 50% stronger than OE cases
- Advanced cone clutch technology provides 25% increase in bias ratio/increased traction
- Exclusive 2 year warranty
- California Residents: WARNING + View More Specs - View Less Specs
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$655.99
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$655.99
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How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships today ?- Fitment: Universal Fit
- GM 8.5"and8.6", 2.73 and Up, 30T, 99-Current
- Upgrades vehicles for safe transfer of increased power/torque across the axle
- Case material is Up to 50% stronger than OE cases
- Advanced cone clutch technology provides 25% increase in bias ratio/increased traction
- Exclusive 2 year warranty
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
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USA Standard GM 12 Bolt Spartan Locker Cross Pin Shaft - SLXP-GM12
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
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Only 1 left in Stock ?- Fitment: Universal Fit
- GM 12 bolt
- 9.5" Toyota
- Heavy-duty
- Works with Spartan Locker or standard open spider gears
- California Residents: WARNING + View More Specs - View Less Specs
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$48.89
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$48.89
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Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 1 left in Stock ?- Fitment: Universal Fit
- GM 12 bolt
- 9.5" Toyota
- Heavy-duty
- Works with Spartan Locker or standard open spider gears
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
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Power Trax GM 8.5/8.6 Inch 30 Spline Grip PRO Traction System - GT201030
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 1 left in Stock ?- Fitment: Universal Fit
- Rear axle
- Axle shaft diameter: 1.31 inches
- Cover bolt quantity: 10
- Differential case design type: GM 8.5/8.625
- Ring gear bolt quantity: 10
- Spline quantity: 30
- Comes fully assembled
- Delivers progressive and variable traction
- Allows you to control how much traction is applied
- Uses 3x2 spiral gear technology
- Housed in a fully machined, forged steel case
- Notes: 2.73 carrier and higher
- 1999 and later requires use of bearing LM603049 and race LM603012
- 1998 and earlier use bearing LM102949 and race LM102911
- California Residents: WARNING + View More Specs - View Less Specs
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$628.99
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$628.99
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Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 1 left in Stock ?- Fitment: Universal Fit
- Rear axle
- Axle shaft diameter: 1.31 inches
- Cover bolt quantity: 10
- Differential case design type: GM 8.5/8.625
- Ring gear bolt quantity: 10
- Spline quantity: 30
- Comes fully assembled
- Delivers progressive and variable traction
- Allows you to control how much traction is applied
- Uses 3x2 spiral gear technology
- Housed in a fully machined, forged steel case
- Notes: 2.73 carrier and higher
- 1999 and later requires use of bearing LM603049 and race LM603012
- 1998 and earlier use bearing LM102949 and race LM102911
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
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4WP PROTECTION PLAN
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Power Trax GM 8.5/8.6 Inch 30 Spline 2.73 Carrier and Up Grip LS Traction System - LS201030
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 2 left in Stock ?- Fitment: Universal Fit
- Rear axle
- Axle shaft diameter: 1.31 inches
- Cover bolt quantity: 10
- Differential carrier break: 2.73 and higher
- Differential case design type: GM 8.5/8.625
- Ring gear bolt quantity: 10
- Spline quantity: 30
- Comes fully assembled
- Carbon fiber and steel friction plate technology
- Housed in a fully machined case
- Notes: 2.73 carrier and higher
- 1999 and later requires use of bearing LM603049 and race LM603012
- 1998 and earlier use bearing LM102949 and race LM102911
- California Residents: WARNING + View More Specs - View Less Specs
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$761.99
Only 2 left in Stock ?
Power Trax GM 8.5/8.6 Inch 30 Spline 2.73 Carrier and Up Grip LS Traction System - LS201030
Part #: PTXLS201030$761.99
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Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 2 left in Stock ?- Fitment: Universal Fit
- Rear axle
- Axle shaft diameter: 1.31 inches
- Cover bolt quantity: 10
- Differential carrier break: 2.73 and higher
- Differential case design type: GM 8.5/8.625
- Ring gear bolt quantity: 10
- Spline quantity: 30
- Comes fully assembled
- Carbon fiber and steel friction plate technology
- Housed in a fully machined case
- Notes: 2.73 carrier and higher
- 1999 and later requires use of bearing LM603049 and race LM603012
- 1998 and earlier use bearing LM102949 and race LM102911
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
Lowest Price! Guaranteed! Request A Price Match
4WP PROTECTION PLAN
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Eaton Detroit TrueTrac GM 218mm Camaro Rear Differential - 912A686
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships today ?- Fitment: Universal Fit
- For Use With 32 Spline Axles
- For Use With 3.42 And 3.76 Gears
- For Use In Rear Applications Only
- Automatic Torque Biasing
- Smooth Actuating
- Clutchless Operation
- California Residents: WARNING + View More Specs - View Less Specs
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$769.99
$836.95
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$769.99
$836.95
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How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
In-Stock Ships today ?- Fitment: Universal Fit
- For Use With 32 Spline Axles
- For Use With 3.42 And 3.76 Gears
- For Use In Rear Applications Only
- Automatic Torque Biasing
- Smooth Actuating
- Clutchless Operation
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
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4WP PROTECTION PLAN
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Eaton GM 8.2 Inch BOP 28 Spline 3.36 Up Limited Slip - 19674-010
How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 1 left in Stock ?- Fitment: Universal Fit
- For Use With 28 Spline Axles
- For Use With 3.36 And Up Gears
- Replaceable Carbon Fiber Clutches
- All Forged Spider And Side Gears
- Rebuildable
- California Residents: WARNING + View More Specs - View Less Specs
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$799.99
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$799.99
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How to Get it
Free! Curbside & In-Store Pickup: Select A Store Near You
Ship to Home:
Only 1 left in Stock ?- Fitment: Universal Fit
- For Use With 28 Spline Axles
- For Use With 3.36 And Up Gears
- Replaceable Carbon Fiber Clutches
- All Forged Spider And Side Gears
- Rebuildable
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
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4WP PROTECTION PLAN
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Yukon Gear & Axle 55P GM 3.73 & Down Dura Grip Limited Slip, 17spl, Composite Clutches - YDGGM55P-17-1
- Fitment: Universal Fit
- Fits 3.73 Gear Ratio & Down (Also Fits Thick Gears)
- Fits 55P GM with 17 Spline Axles
- Fully rebuildable design and proudly assembled in the USA
- Limited Slip Differential with Composite Clutches
- All units are backed by extensive product testing and state-of-the-art software design
- Yukon Dura Grips feature 4320 chromoly spider gears for ultimate durability
- Gears are cut to provide the strongest teeth possible in any terrain
- Notes: A factory thin ring gear was used on 1955-1956 carriers with ribs on the back of the ring gear side. The 1955-1956 open dropout casting numbers end with "306". A new ring and pinion or ring gear spacer is required when replacing the factory 4 series case. Yukon recommends the use of high grade Non-Synthetic GL-5 gear oil and Yukon LSD (Limited Slip Differential) additive for long life and smooth operation. Part number OILADD. The use of synthetic oil is not recommended and may result in aggressive or noisy operation.
- California Residents: WARNING + View More Specs - View Less Specs
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$822.89
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Yukon Gear & Axle 55P GM 3.73 & Down Dura Grip Limited Slip, 17spl, Composite Clutches - YDGGM55P-17-1
Part #: YKGYDGGM55P-17-1$822.89
On Backorder
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- Fitment: Universal Fit
- Fits 3.73 Gear Ratio & Down (Also Fits Thick Gears)
- Fits 55P GM with 17 Spline Axles
- Fully rebuildable design and proudly assembled in the USA
- Limited Slip Differential with Composite Clutches
- All units are backed by extensive product testing and state-of-the-art software design
- Yukon Dura Grips feature 4320 chromoly spider gears for ultimate durability
- Gears are cut to provide the strongest teeth possible in any terrain
- Notes: A factory thin ring gear was used on 1955-1956 carriers with ribs on the back of the ring gear side. The 1955-1956 open dropout casting numbers end with "306". A new ring and pinion or ring gear spacer is required when replacing the factory 4 series case. Yukon recommends the use of high grade Non-Synthetic GL-5 gear oil and Yukon LSD (Limited Slip Differential) additive for long life and smooth operation. Part number OILADD. The use of synthetic oil is not recommended and may result in aggressive or noisy operation.
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
Lowest Price! Guaranteed! Request A Price Match
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
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Auburn Gear Grip-N-Loc Limited Slip Differential - 546031
- Fitment: Universal Fit
- GM 12 BLT, 4 SER CAR, 4.10 and Up, 30T, 65-72
- Upgrades vehicles for safe transfer of increased power/torque across the axle
- Case material is Up to 50% stronger than OE cases
- Advanced cone clutch technology provides 25% increase in bias ratio/increased traction
- Exclusive 2 year warranty
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
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Qualifies for Free Shipping
$650.99
On Backorder
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$650.99
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
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EASY RETURNS
- Fitment: Universal Fit
- GM 12 BLT, 4 SER CAR, 4.10 and Up, 30T, 65-72
- Upgrades vehicles for safe transfer of increased power/torque across the axle
- Case material is Up to 50% stronger than OE cases
- Advanced cone clutch technology provides 25% increase in bias ratio/increased traction
- Exclusive 2 year warranty
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
Lowest Price! Guaranteed! Request A Price Match
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
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Motive Gear GM 8.5 Inch 10 Bolt 28 Spline Full Spool - FS10-28
- Fitment: Universal Fit
- For Use With 28 Spline Axles
- For Use With All Gears
- Requires Use
- Of C-Clip Eliminator Kit
- Not Recommended For Street Use
- California Residents: WARNING + View More Specs - View Less Specs
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$192.99
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$192.99
On Backorder
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- Fitment: Universal Fit
- For Use With 28 Spline Axles
- For Use With All Gears
- Requires Use
- Of C-Clip Eliminator Kit
- Not Recommended For Street Use
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
