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4.88 GM AMP-Research Drivetrain & Differential
4.88 GM AMP-Research On Sale
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USA Standard Gear and Install Kit Packages
USA Standard Gear and Install Kit PackagesFrom $1,299.89
- Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts required to get vehicles off the lift and back on the road quickly
- Quick Kits provide a one-stop shopping experience that allows you to easily find the correct parts for common differential repairs at an affordable price
- The Gear and Install Kit Includes Axle Bearings & Seals
- The Gear and Install Kit Includes Yukon Dura Grip Clutch Style Limited Slip (LSD)
- All positraction units are fully rebuildable
From $1,299.89
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USA Standard GM 8.5" Rear 4.88 Gear and Install Kit Package with 30 Spline Positraction - ZGK2005
- Fitment: Universal Fit
- 4.88 ring and pinion gear set
- Differential carrier bearings have 2.891" outside diameter
- For applications with 10 bolt rear cover and 10 bolt ring gear
- Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
- The gear and install kit includes axle bearings and seals
- The gear and install kit includes Yukon Dura Grip Clutch Style Limited Slip (LSD)
- All positraction units are fully rebuildable
- The ring gear diameter is 8.5"
- 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
$1,299.89
On Backorder
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USA Standard GM 8.5" Rear 4.88 Gear and Install Kit Package with 30 Spline Positraction - ZGK2005
Part #: UZGZGK2005$1,299.89
On Backorder
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- Fitment: Universal Fit
- 4.88 ring and pinion gear set
- Differential carrier bearings have 2.891" outside diameter
- For applications with 10 bolt rear cover and 10 bolt ring gear
- Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
- The gear and install kit includes axle bearings and seals
- The gear and install kit includes Yukon Dura Grip Clutch Style Limited Slip (LSD)
- All positraction units are fully rebuildable
- The ring gear diameter is 8.5"
- 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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USA Standard GM 8.5" Rear 4.88 Gear and Install Kit Package - ZGK2010
- Fitment: Universal Fit
- 4.88 ring and pinion gear set
- For applications with 10 bolt rear cover and 10 bolt ring gear
- Includes LM102949/ LM102911 carrier bearing and race with 1.781" inside diameter and 2.891" outside diameter
- Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
- The gear and install kit includes axle bearings and seals
- The ring gear diameter is 8.5"
- 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
$575.89
On Backorder
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$575.89
On Backorder
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Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Universal Fit
- 4.88 ring and pinion gear set
- For applications with 10 bolt rear cover and 10 bolt ring gear
- Includes LM102949/ LM102911 carrier bearing and race with 1.781" inside diameter and 2.891" outside diameter
- Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
- The gear and install kit includes axle bearings and seals
- The ring gear diameter is 8.5"
- 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
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Enter email address to change your password
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USA Standard GM 8.5" Rear 4.88 Gear and Install Kit Package - ZGK2015
- Fitment: Universal Fit
- 4.88 ring and pinion gear set
- For applications with 10 bolt rear cover and 10 bolt ring gear
- Includes LM501349 Carrier Bearings with 1.625" inside diameter and 2.891" outside diameter
- Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
- The gear and install kit includes axle bearings and seals
- The ring gear diameter is 8.5"
- 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
$566.89
On Backorder
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$566.89
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Universal Fit
- 4.88 ring and pinion gear set
- For applications with 10 bolt rear cover and 10 bolt ring gear
- Includes LM501349 Carrier Bearings with 1.625" inside diameter and 2.891" outside diameter
- Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
- The gear and install kit includes axle bearings and seals
- The ring gear diameter is 8.5"
- 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
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Enter email address to change your password
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USA Standard GM 8.6" Rear 4.88 Gear and Install Kit Package with 30 Spline Positraction - ZGK2020
- Fitment: Universal Fit
- 4.88 ring and pinion gear set
- Differential carrier bearings have 3.062" outside diameter
- For applications with 10 bolt rear cover and 10 bolt ring gear
- Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
- The gear and install kit includes axle bearings and seals
- The gear and install kit includes Yukon Dura Grip Clutch Style Limited Slip (LSD)
- All positraction units are fully rebuildable
- The ring gear diameter is 8.5"
- 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
$1,299.89
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
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LOW PRICE GUARANTEE
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USA Standard GM 8.6" Rear 4.88 Gear and Install Kit Package with 30 Spline Positraction - ZGK2020
Part #: UZGZGK2020$1,299.89
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Universal Fit
- 4.88 ring and pinion gear set
- Differential carrier bearings have 3.062" outside diameter
- For applications with 10 bolt rear cover and 10 bolt ring gear
- Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
- The gear and install kit includes axle bearings and seals
- The gear and install kit includes Yukon Dura Grip Clutch Style Limited Slip (LSD)
- All positraction units are fully rebuildable
- The ring gear diameter is 8.5"
- 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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Add to Wishlist
USA Standard GM 8.6" Rear 4.88 Gear and Install Kit Package - ZGK2025
- Fitment: Universal Fit
- 4.88 ring and pinion gear set
- For applications with 10 bolt rear cover and 10 bolt ring gear
- Includes LM603049/ LM603012 carrier bearing and race with 1.781" inside diameter and 3.062" outside diameter
- Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
- The gear and install kit includes axle bearings and seals
- The ring gear diameter is 8.5"
- 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
$573.89
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
$573.89
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Universal Fit
- 4.88 ring and pinion gear set
- For applications with 10 bolt rear cover and 10 bolt ring gear
- Includes LM603049/ LM603012 carrier bearing and race with 1.781" inside diameter and 3.062" outside diameter
- Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
- The gear and install kit includes axle bearings and seals
- The ring gear diameter is 8.5"
- 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
Create An Account
Add to Wishlist
USA Standard GM 8.6" Rear 4.88 Gear and Install Kit Package with 30 Spline Positraction - ZGK2030
- Fitment: Universal Fit
- 4.88 ring and pinion gear set
- For applications with 10 bolt rear cover and 10 bolt ring gear
- Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
- The gear and install kit includes axle bearings and seals
- The gear and install kit includes Yukon Dura Grip Clutch Style Limited Slip (LSD)
- All positraction units are fully rebuildable
- The ring gear diameter is 8.5"
- 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
$1,399.89
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
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LOW PRICE GUARANTEE
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USA Standard GM 8.6" Rear 4.88 Gear and Install Kit Package with 30 Spline Positraction - ZGK2030
Part #: UZGZGK2030$1,399.89
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Universal Fit
- 4.88 ring and pinion gear set
- For applications with 10 bolt rear cover and 10 bolt ring gear
- Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
- The gear and install kit includes axle bearings and seals
- The gear and install kit includes Yukon Dura Grip Clutch Style Limited Slip (LSD)
- All positraction units are fully rebuildable
- The ring gear diameter is 8.5"
- 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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Add to Wishlist
USA Standard GM 8.6" Rear 4.88 Gear and Install Kit Package - ZGK2035
- Fitment: Universal Fit
- 4.88 ring and pinion gear set
- For applications with 10 bolt rear cover and 10 bolt ring gear
- Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
- The gear and install kit includes axle bearings and seals
- The ring gear diameter is 8.5"
- 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
$663.89
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
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LOW PRICE GUARANTEE
EASY RETURNS
$663.89
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Universal Fit
- 4.88 ring and pinion gear set
- For applications with 10 bolt rear cover and 10 bolt ring gear
- Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
- The gear and install kit includes axle bearings and seals
- The ring gear diameter is 8.5"
- 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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Add to Wishlist
USA Standard GM 10.5" Rear 14 Bolt 4.88 Thick Gear and Install Kit Package - ZGK2122
- Fitment: Universal Fit
- 4.88 thick ring and pinion gear set
- For applications with 14 bolt rear cover and 12 bolt ring gear
- Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
- Fits carrier cases designed for 4.10 and down gear ratio
- The ring gear diameter is 10.5"
- 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
$721.89
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
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LOW PRICE GUARANTEE
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USA Standard GM 10.5" Rear 14 Bolt 4.88 Thick Gear and Install Kit Package - ZGK2122
Part #: UZGZGK2122$721.89
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Universal Fit
- 4.88 thick ring and pinion gear set
- For applications with 14 bolt rear cover and 12 bolt ring gear
- Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
- Fits carrier cases designed for 4.10 and down gear ratio
- The ring gear diameter is 10.5"
- 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
Create An Account
Add to Wishlist
USA Standard GM 10.5" Rear 14 Bolt 4.88 Gear and Install Kit Package with 30 Spline Positraction - ZGK2128
- Fitment: Universal Fit
- 4.88 ring and pinion gear set
- For applications with 14 bolt rear cover and 12 bolt ring gear
- Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
- The gear and install kit includes Yukon Dura Grip Clutch Style Limited Slip (LSD)
- All positraction units are fully rebuildable
- Fits carrier cases designed for 4.10 and down gear ratio
- The ring gear diameter is 10.5"
- 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
$1,599.89
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
USA Standard GM 10.5" Rear 14 Bolt 4.88 Gear and Install Kit Package with 30 Spline Positraction - ZGK2128
Part #: UZGZGK2128$1,599.89
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Universal Fit
- 4.88 ring and pinion gear set
- For applications with 14 bolt rear cover and 12 bolt ring gear
- Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts
- The gear and install kit includes Yukon Dura Grip Clutch Style Limited Slip (LSD)
- All positraction units are fully rebuildable
- Fits carrier cases designed for 4.10 and down gear ratio
- The ring gear diameter is 10.5"
- 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
