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Differential SHOP 4WP's HUGE SELECTION SHOP 4WP's HUGE SELECTION
Differential SHOP 4WP's HUGE SELECTION On Sale
5 Product Groups
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Auburn Gear ECTED Max Differentials
Auburn Gear Auburn Gear Ected Max DifferentialFrom $1,451.99
- Engineered to switch from Limited Slip to full Locking Differential on the fly
- Smooth engagement makes it well-suited for street use
- Activated via in-vehicle switch
- Gearing manufactured from aircraft quality 9310 billet steel
- Heat treated for additional strength
- Can be used with or without lockout hubs
- No additional parts required for installation
- 1-year replacement warranty
- California Residents: WARNING
From $1,451.99
4.3
4.3
(14)
Auburn Gear Differential Coils and Coil Bearings
Auburn Gear Differential Coils and Coil BearingsFrom $41.99
From $41.99
Omix-ADA Tru-Lok Axle Locker Sensors
Omix-Ada Tru-Lok Axle Locker SensorFrom $162.99
- Tru-Lok Axle Locker Sensor
- California Residents: WARNING
From $162.99
Auburn Gear Differential Wiring Harness and Switch Kit
Auburn Gear Differential Wiring Harness and Switch KitFrom $132.99
From $132.99
28 Products
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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 Ford 8.8in. 31 Spline Ected Max Selectable Locker - 545002
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
- For Use With 31 Spline Axles
- For Use With All Ratios
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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
$1,659.99
Only 2 left in Stock ?
$1,659.99
Only 2 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 2 left in Stock ?- Fitment: Universal Fit
- For Use With 31 Spline Axles
- For Use With All Ratios
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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 GM 8.5in. And 8.6in. 10 Bolt 30 Spline Ected Max Selectable Locker - 545004
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 30 Spline Axles
- For Use With 2.73 And Up Gears
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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
$1,646.99
Only 1 left in Stock ?
Auburn Gear GM 8.5in. And 8.6in. 10 Bolt 30 Spline Ected Max Selectable Locker - 545004
Part #: AUB545004$1,646.99
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
- For Use With 30 Spline Axles
- For Use With 2.73 And Up Gears
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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 GM 8.875in, 12 Bolt Truck 2.76-3.42 Ected Max Selectable Locker - 545009
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
- For Use With 30 Spline Axles
- For Use With 2.76 To 3.42 Gears
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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
$1,628.99
Only 2 left in Stock ?
Auburn Gear GM 8.875in, 12 Bolt Truck 2.76-3.42 Ected Max Selectable Locker - 545009
Part #: AUB545009$1,628.99
Only 2 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 2 left in Stock ?- Fitment: Universal Fit
- For Use With 30 Spline Axles
- For Use With 2.76 To 3.42 Gears
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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 Dana 35 27 Spline 3.31 Down Ected Max Selectable Locker - 545012
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 27 Spline Axles
- For Use With 3.31 And Down Gears
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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
$1,535.99
Only 1 left in Stock ?
$1,535.99
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
- For Use With 27 Spline Axles
- For Use With 3.31 And Down Gears
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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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Add to Wishlist
Auburn Gear Dana 35 30 Spline 3.31 Down Ected Max Selectable Locker - 545014
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 30 Spline Axles
- For Use With 3.31 And Down Gears
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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
$1,451.99
Only 1 left in Stock ?
$1,451.99
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
- For Use With 30 Spline Axles
- For Use With 3.31 And Down Gears
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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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Add to Wishlist
Auburn Gear Dana 30 27 Spline 3.73 Up Ected Max Selectable Locker - 545017
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 27 Spline Axles
- For Use With 3.73 And Up Gears
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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
$1,541.99
Only 1 left in Stock ?
$1,541.99
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
- For Use With 27 Spline Axles
- For Use With 3.73 And Up Gears
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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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Add to Wishlist
Auburn Gear Dana 44 30 Spline 3.73 Down Ected Max Selectable Locker - 545018
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
- For Use With 30 Spline Axles
- For Use With 3.73 And Down Gears
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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
$1,584.99
Only 2 left in Stock ?
$1,584.99
Only 2 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 2 left in Stock ?- Fitment: Universal Fit
- For Use With 30 Spline Axles
- For Use With 3.73 And Down Gears
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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 Dana 44 30 Spline 3.92 Up Ected Max Selectable Locker - 545019
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 30 spline axles
- For use with 3.92 and up gears
- Able to shift from limited slip to spool on the fly
- No additional pats needed
- Smooth street operation
- 4 year replacement 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
$1,541.99
Only 1 left in Stock ?
$1,541.99
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
- For use with 30 spline axles
- For use with 3.92 and up gears
- Able to shift from limited slip to spool on the fly
- No additional pats needed
- Smooth street operation
- 4 year replacement 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.
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Auburn Gear Dana 44 35 Spline 3.73 Down Ected Max Selectable Locker - 545021
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 aftermarket 35 spline axles
- All gear ratios
- Able to shift from limited slip to spool on the fly
- No additional parts needed
- Smooth street operation
- 4 year replacement 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
$1,702.99
Only 1 left in Stock ?
$1,702.99
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
- For use with aftermarket 35 spline axles
- All gear ratios
- Able to shift from limited slip to spool on the fly
- No additional parts needed
- Smooth street operation
- 4 year replacement 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 Auburn Gear Ected Max Differential - AUB545026
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
- California Residents: WARNING
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping
$1,769.99
Only 1 left in Stock ?
$1,769.99
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
- 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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Differential Wiring Harness And Switch Kit
- Fitment: Universal Fit
- Differential Wiring Harness And Switch Kit
- For Use w/Ected MAX Locking Differentials
- Backed By 1 Year Warranty Made In The USA
- California Residents: WARNING
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping
$132.99
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$132.99
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Universal Fit
- Differential Wiring Harness And Switch Kit
- For Use w/Ected MAX Locking Differentials
- Backed By 1 Year Warranty Made 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!
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 Differential Coil Assembly Bearing - 541053
- Fitment: Universal Fit
- Backed By 1 Year Warranty Made In The USA
- California Residents: WARNING
PROMOTIONS AUTOMATICALLY APPLIED
We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping on Orders Over $99
$41.99
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$41.99
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Universal Fit
- Backed By 1 Year Warranty Made 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!
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 Ford 8.8in. 28 Spline Ected Max Selectable Locker - 545001
- Fitment: Universal Fit
- For Use With 28 Spline Axles
- For Use With All Ratios
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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
$1,558.99
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$1,558.99
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Universal Fit
- For Use With 28 Spline Axles
- For Use With All Ratios
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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 GM 8.5in. 10 Bolt 28 Spline Ected Max Selectable Locker - 545003
- Fitment: Universal Fit
- For Use With 28 Spline Axles
- For Use With 2.73 And Up Gears
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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
$1,659.99
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$1,659.99
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Universal Fit
- For Use With 28 Spline Axles
- For Use With 2.73 And Up Gears
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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 Ford 8.8in. IRS 31 Spline Ected Max Selectable Locker - 545005
- Fitment: Universal Fit
- For Use With 31 Spline Axles
- For Use With All Ratios
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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
$1,741.99
On Backorder
Contact Us for Availability or Alternatives
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$1,741.99
On Backorder
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- Fitment: Universal Fit
- For Use With 31 Spline Axles
- For Use With All Ratios
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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 AMC Model 20 2.73 Down Ected Max Selectable Locker - 545006
- Fitment: Universal Fit
- For Use With 29 Spline Axles
- For Use With 2.73 And Down Gears
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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
$1,644.99
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
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Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$1,644.99
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Universal Fit
- For Use With 29 Spline Axles
- For Use With 2.73 And Down Gears
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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 AMC Model 20 3.07 Up Ected Max Selectable Locker - 545007
- Fitment: Universal Fit
- For Use With 29 Spline Axles
- For Use With 3.07 And Up Gears
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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
$1,644.99
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$1,644.99
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Universal Fit
- For Use With 29 Spline Axles
- For Use With 3.07 And Up Gears
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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 GM 8.875 Inch 12 Bolt Car 3.07-3.73 Ected Max Selectable Locker - 545008
- Fitment: Universal Fit
- For Use With 30 Spline Axles
- For Use With 3.07 To 3.73 Gears
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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
$1,748.99
On Backorder
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Auburn Gear GM 8.875 Inch 12 Bolt Car 3.07-3.73 Ected Max Selectable Locker - 545008
Part #: AUB545008$1,748.99
On Backorder
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Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Universal Fit
- For Use With 30 Spline Axles
- For Use With 3.07 To 3.73 Gears
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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 GM 8.875 Inch 12 Bolt Car 4.10 Up Ected Max Selectable Locker - 545010
- Fitment: Universal Fit
- For Use With 30 Spline Axles
- For Use With 4.10 And Up Gears
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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
$1,723.99
On Backorder
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LOW PRICE GUARANTEE
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Auburn Gear GM 8.875 Inch 12 Bolt Car 4.10 Up Ected Max Selectable Locker - 545010
Part #: AUB545010$1,723.99
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Universal Fit
- For Use With 30 Spline Axles
- For Use With 4.10 And Up Gears
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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 GM 8.785in. 12 Bolt Truck 3.73 Up Ected Max Selectable Locker - 545011
- Fitment: Universal Fit
- For Use With 30 Spline Axles
- For Use With 3.73 And Up Gears
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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
$1,746.99
On Backorder
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LOW PRICE GUARANTEE
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LOW PRICE GUARANTEE
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Auburn Gear GM 8.785in. 12 Bolt Truck 3.73 Up Ected Max Selectable Locker - 545011
Part #: AUB545011$1,746.99
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Universal Fit
- For Use With 30 Spline Axles
- For Use With 3.73 And Up Gears
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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 Dana 35 27 Spline 3.55 Up Ected Max Selectable Locker - 545013
- Fitment: Universal Fit
- For Use With 27 Spline Axles
- For Use With 3.55 And Up Gears
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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
$1,591.99
On Backorder
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LOW PRICE GUARANTEE
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$1,591.99
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Universal Fit
- For Use With 27 Spline Axles
- For Use With 3.55 And Up Gears
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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 Dana 35 30 Spline 3.55 Up Ected Max Selectable Locker - 545015
- Fitment: Universal Fit
- For Use With 30 Spline Axles
- For Use With 3.55 And Up Axles
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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
$1,570.99
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$1,570.99
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Universal Fit
- For Use With 30 Spline Axles
- For Use With 3.55 And Up Axles
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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.
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Auburn Gear Dana 30 27 Spline 3.54 Down Ected Max Selectable Locker - 545016
- Fitment: Universal Fit
- For Use With 27 Spline Axles
- For use with 3.54 and down gears
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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
$1,579.99
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$1,579.99
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Universal Fit
- For Use With 27 Spline Axles
- For use with 3.54 and down gears
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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 Dana 50 30 Spline Ected Max Selectable Locker - 545020
- Fitment: Universal Fit
- For Use With 30 Spline Axles
- For Use With All Ratios
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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
$1,609.99
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
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Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$1,609.99
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Universal Fit
- For Use With 30 Spline Axles
- For Use With All Ratios
- Able To Shift From Limited Slip To Spool On The Fly
- No Additional Parts Needed
- Smooth Street Operation
- 4 Year Replacement 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
