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GM AMP-Research/USA Standard Gear Drivetrain & Differential
GM AMP-Research/USA Standard Gear On Sale
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USA Standard Gear Differential Master Overhaul Kits
USA Standard Gear Differential Master Overhaul KitsFrom $1,299.89
From $1,299.89
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
USA Standard Gear Axle Shafts
USA Standard Axle ShaftsFrom $1,399.89
- Available in different sizes
- With or without ABS ring
- 5 year warranty against manufacturer defects
From $1,399.89
USA Standard Gear and Install Kit Packages
USA Standard Gear and Install Kit PackagesFrom $1,179.89
- 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 $1,179.89
109 Products
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USA Standard GM 12 Bolt Spartan Locker Cross Pin Shaft - SLXP-GM12
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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
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$48.89
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$48.89
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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
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USA Standard GM and Chrysler 11.5" Rear 3.73 Ring and Pinion Gear Set - ZGGM11.5-373
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
- Fits GM and Chrysler 11.5"
- 11.50" ring gear diameter
- 30 spline pinion
- 12 ring gear bolts
- 3.73 ratio
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$554.89
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USA Standard GM and Chrysler 11.5" Rear 3.73 Ring and Pinion Gear Set - ZGGM11.5-373
Part #: UZGZGGM11.5-373$554.89
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Free! Curbside & In-Store Pickup: Select A Store Near You
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Only 2 left in Stock ?- Fitment: Universal Fit
- Fits GM and Chrysler 11.5"
- 11.50" ring gear diameter
- 30 spline pinion
- 12 ring gear bolts
- 3.73 ratio
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USA Standard GM 7.2" Master Overhall Kit - ZKGM7.2IFS-A
- Fitment: Universal Fit
- Master Overhaul Kit
- 1983-1997 S10 & S15 7.2"
- Front
- The Most Comprehensive and Complete Master Rebuild Kit on the Market
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$433.89
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- Fitment: Universal Fit
- Master Overhaul Kit
- 1983-1997 S10 & S15 7.2"
- Front
- The Most Comprehensive and Complete Master Rebuild Kit on the Market
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USA Standard GM 7.2" Master Overhall Kit - ZKGM7.2IFS-B
- Fitment: Universal Fit
- Master Overhaul Kit
- 1998 & Up GM 7.2"
- Front
- The Most Comprehensive and Complete Master Rebuild Kit on the Market
- All-wheel drive
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$436.89
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$436.89
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- Fitment: Universal Fit
- Master Overhaul Kit
- 1998 & Up GM 7.2"
- Front
- The Most Comprehensive and Complete Master Rebuild Kit on the Market
- All-wheel drive
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USA Standard GM 7.2" Master Overhall Kit - ZKGM7.2IFS-C
- Fitment: Universal Fit
- Master Overhaul Kit
- 2002-2009 Trailblazer & Envoy 4WD & AWD
- Front
- The Most Comprehensive and Complete Master Rebuild Kit on the Market
- All-wheel drive
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$390.89
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$390.89
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- Fitment: Universal Fit
- Master Overhaul Kit
- 2002-2009 Trailblazer & Envoy 4WD & AWD
- Front
- The Most Comprehensive and Complete Master Rebuild Kit on the Market
- All-wheel drive
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USA Standard GM 7.5" Master Overhall Kit - ZKGM7.5-A
- Fitment: Universal Fit
- Fits 1981 and down GM 7.5"
- Uses Koyo bearings and races
- Included are carrier bearings and races, pinion bearings and races, pinion seal, complete shim kit, ring gear bolts, pinion nut, crush sleeve, oil baffles and slingers, thread locker, marking compound with brush, silicone and gasket.
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$172.89
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- Fitment: Universal Fit
- Fits 1981 and down GM 7.5"
- Uses Koyo bearings and races
- Included are carrier bearings and races, pinion bearings and races, pinion seal, complete shim kit, ring gear bolts, pinion nut, crush sleeve, oil baffles and slingers, thread locker, marking compound with brush, silicone and gasket.
- California Residents: WARNING + View More Specs - View Less Specs
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USA Standard GM 7.6" Master Overhall Kit - ZKGM7.6IFS
- Fitment: Universal Fit
- Master Overhaul Kit
- 2004 & Up GM Colorado/Canyon 7.6"
- Front/IFS
- The Most Comprehensive and Complete Master Rebuild Kit on the Market
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$456.89
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$456.89
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- Fitment: Universal Fit
- Master Overhaul Kit
- 2004 & Up GM Colorado/Canyon 7.6"
- Front/IFS
- The Most Comprehensive and Complete Master Rebuild Kit on the Market
- California Residents: WARNING + View More Specs - View Less Specs
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USA Standard GM 8" Master Overhall Kit - ZKGM8.0
- Fitment: Universal Fit
- Fits GM 8.0"
- Uses Koyo bearings and races
- Included are carrier bearings and races, pinion bearings and races, pinion seal, complete shim kit, ring gear bolts, pinion nut, crush sleeve, thread locker, marking compound with brush and silicone
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$299.89
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- Fitment: Universal Fit
- Fits GM 8.0"
- Uses Koyo bearings and races
- Included are carrier bearings and races, pinion bearings and races, pinion seal, complete shim kit, ring gear bolts, pinion nut, crush sleeve, thread locker, marking compound with brush and silicone
- California Residents: WARNING + View More Specs - View Less Specs
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USA Standard GM 8.25" Master Overhall Kit - ZKGM8.25IFS-A
- Fitment: Universal Fit
- Fits 1998 and down GM 8.25" IFS
- Uses Koyo bearings and races
- Included are carrier bearings and races, pinion bearings and races, pinion seal, axle seals, complete shim kit, ring gear bolts, pinion nut, thread locker, marking compound with brush and silicone
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$338.89
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$338.89
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- Fitment: Universal Fit
- Fits 1998 and down GM 8.25" IFS
- Uses Koyo bearings and races
- Included are carrier bearings and races, pinion bearings and races, pinion seal, axle seals, complete shim kit, ring gear bolts, pinion nut, thread locker, marking compound with brush and silicone
- California Residents: WARNING + View More Specs - View Less Specs
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USA Standard GM 8.25" IFS Differential Master Overhaul Kit with Koyo Bearings - ZKGM8.25IFS-C
- Fitment: Universal Fit
- Master overhaul kit
- The most comprehensive and complete master rebuild kit on the market
- Most kits utilize Timken bearings for long life and strength
- A complete overhaul package for quick rebuilds
- Engineered using state-of-the-art design software
- 1 year warranty against manufacturer defects
- Includes side bearings and gasket
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$268.89
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USA Standard GM 8.25" IFS Differential Master Overhaul Kit with Koyo Bearings - ZKGM8.25IFS-C
Part #: UZGZKGM8.25IFS-C$268.89
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- Fitment: Universal Fit
- Master overhaul kit
- The most comprehensive and complete master rebuild kit on the market
- Most kits utilize Timken bearings for long life and strength
- A complete overhaul package for quick rebuilds
- Engineered using state-of-the-art design software
- 1 year warranty against manufacturer defects
- Includes side bearings and gasket
- California Residents: WARNING + View More Specs - View Less Specs
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Part Number: UZGZKGM8.5OLDS-28
USA Standard GM 8.5" Rear Master Overhaul Kit - ZKGM8.5OLDS-28
- Fitment: Universal Fit
- 8.5" Oldsmobile 442 & Cutlas
- 28 spline axles
- Rear
- Uses Koyo bearings and races
- Included are carrier bearings and races, pinion bearings and races, pinion seal, complete shim kit, ring gear bolts, pinion nut, crush sleeve, thread locker, marking compound with brush and gasket
- 1 year warranty against manufacturer defects
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$232.89
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- Fitment: Universal Fit
- 8.5" Oldsmobile 442 & Cutlas
- 28 spline axles
- Rear
- Uses Koyo bearings and races
- Included are carrier bearings and races, pinion bearings and races, pinion seal, complete shim kit, ring gear bolts, pinion nut, crush sleeve, thread locker, marking compound with brush and gasket
- 1 year warranty against manufacturer defects
- California Residents: WARNING + View More Specs - View Less Specs
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USA Standard GM 9.25" Master Overhall Kit - ZKGM9.25IFS-B
- Fitment: Universal Fit
- Fits 2011 and up GM 9.25" IFS
- Uses Koyo bearings and races
- Included are carrier bearings and races, pinion bearings and races, pinion seal, pinion nut, crush sleeve, marking compound and brush
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$787.89
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- Fitment: Universal Fit
- Fits 2011 and up GM 9.25" IFS
- Uses Koyo bearings and races
- Included are carrier bearings and races, pinion bearings and races, pinion seal, pinion nut, crush sleeve, marking compound and brush
- California Residents: WARNING + View More Specs - View Less Specs
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USA Standard GM 9.76"Master Overhall Kit - ZKGM9.76
- Fitment: Universal Fit
- Master Overhaul Kit
- 2014 & Up GM 9.76" 12 Bolt
- Rear
- The Most Comprehensive and Complete Master Rebuild Kit on the Market
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$499.89
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$499.89
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- Fitment: Universal Fit
- Master Overhaul Kit
- 2014 & Up GM 9.76" 12 Bolt
- Rear
- The Most Comprehensive and Complete Master Rebuild Kit on the Market
- California Residents: WARNING + View More Specs - View Less Specs
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Part Number: UZGZPMINSGM8.2-28
USA Standard GM 8.2" Mini Spool - ZPMINSGM8.2-28
- Fitment: Universal Fit
- GM 8.2"
- Provides 100% traction to both wheels at all times
- Installs into standard open carrier case
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$120.89
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- Fitment: Universal Fit
- GM 8.2"
- Provides 100% traction to both wheels at all times
- Installs into standard open carrier case
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Part Number: UZGZPMINSGM8.5-28
USA Standard GM 8.5" 28 Spline Mini Spool - ZPMINSGM8.5-28
- Fitment: Universal Fit
- GM 8.5" with 28 spline axles
- Installs into a standard open carrier case
- Provides 100% traction to both wheels at all times
- Not recommended for street driven vehicles
- Mini spool
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- Fitment: Universal Fit
- GM 8.5" with 28 spline axles
- Installs into a standard open carrier case
- Provides 100% traction to both wheels at all times
- Not recommended for street driven vehicles
- Mini spool
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USA Standard GM 8.5 Spartan Locker with HD Cross Pin Shaft - SLGM8.5-28
- Fitment: Universal Fit
- Fits GM 18.5" with 28 spline axles
- Made from 9310 steel for added strength
- Replaces the spiders in a standard carrier case
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$582.89
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$582.89
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- Fitment: Universal Fit
- Fits GM 18.5" with 28 spline axles
- Made from 9310 steel for added strength
- Replaces the spiders in a standard carrier case
- California Residents: WARNING + View More Specs - View Less Specs
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USA Standard GM 8.5" Spartan Locker Cross Pin Shaft - SLXP-GM8.5
- Fitment: Universal Fit
- GM 8.5" & 8.6"
- 28 & 30 splineHeavy-duty
- Works with Spartan Locker or standard open spider gears
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$48.89
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$48.89
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- Fitment: Universal Fit
- GM 8.5" & 8.6"
- 28 & 30 splineHeavy-duty
- Works with Spartan Locker or standard open spider gears
- California Residents: WARNING + View More Specs - View Less Specs
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USA Standard Axle - ZAG12471369
- Fitment: Universal Fit
- Fits 1999-2004 GM 8.6" truck rear for 2WD and 4WD
- 30 spline
- 33 3/4" long
- Disc brake applications only
- Compatible with Differentials: GM 8.6" Rear, '99-'08
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$143.89
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$143.89
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- Fitment: Universal Fit
- Fits 1999-2004 GM 8.6" truck rear for 2WD and 4WD
- 30 spline
- 33 3/4" long
- Disc brake applications only
- Compatible with Differentials: GM 8.6" Rear, '99-'08
- California Residents: WARNING + View More Specs - View Less Specs
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USA Standard 8.5" Chromoly Replacement Front Axle Kit - ZAW24124
- Fitment: Universal Fit
- GM 8.5" 79-87 1/2 ton
- 30 spline inner and 19 spline outer
- Includes inner and outer 4340 Chromoly axles and Yukon Super Joints
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$1,399.89
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$1,399.89
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- Fitment: Universal Fit
- GM 8.5" 79-87 1/2 ton
- 30 spline inner and 19 spline outer
- Includes inner and outer 4340 Chromoly axles and Yukon Super Joints
- California Residents: WARNING + View More Specs - View Less Specs
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USA Standard GM IFS 7.2" Rear 3.73 Ratio Ring and Pinion Gear Set - ZGGM7.2-373R
- Fitment: Universal Fit
- Ring and pinion kit
- 3.73 ratio
- GM IFS 7.2"
- Rear
- Engineered for the harshest conditions
- All Yukon ring and pinion sets come standard with a one-year warranty
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$313.89
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USA Standard GM IFS 7.2" Rear 3.73 Ratio Ring and Pinion Gear Set - ZGGM7.2-373R
Part #: UZGZGGM7.2-373R$313.89
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- Fitment: Universal Fit
- Ring and pinion kit
- 3.73 ratio
- GM IFS 7.2"
- Rear
- Engineered for the harshest conditions
- All Yukon ring and pinion sets come standard with a one-year warranty
- California Residents: WARNING + View More Specs - View Less Specs
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USA Standard GM 8.5" 3.42 Ring and Pinion Gear Set - ZGGM8.5-342
- Fitment: Universal Fit
- Fits GM 8.5" and 8.6"
- 8.50" ring gear diameter
- 30 spline pinion
- 10 ring gear bolts
- 3.42 ratio
- California Residents: WARNING + View More Specs - View Less Specs
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$287.89
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$287.89
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- Fitment: Universal Fit
- Fits GM 8.5" and 8.6"
- 8.50" ring gear diameter
- 30 spline pinion
- 10 ring gear bolts
- 3.42 ratio
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
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USA Standard GM 8.5" 3.73 Ring and Pinion Gear Set - ZGGM8.5-373
- Fitment: Universal Fit
- Fits GM 8.5" and 8.6"
- 8.50" ring gear diameter
- 30 spline pinion
- 10 ring gear bolts
- 3.73 ratio
- California Residents: WARNING + View More Specs - View Less Specs
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$266.89
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$266.89
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- Fitment: Universal Fit
- Fits GM 8.5" and 8.6"
- 8.50" ring gear diameter
- 30 spline pinion
- 10 ring gear bolts
- 3.73 ratio
- 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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Part Number: UZGZGGM9.5-373-12B
USA Standard 9.5" GM 12 Bolt 3.73 Ratio Ring and Pinion - ZGGM9.5-373-12B
- Fitment: Universal Fit
- Ring and pinion kit
- 9.5" GM 12 Bolt 2014 and up
- Rear
- 3.73 ratio
- Engineered for the harshest conditions
- All Yukon ring and pinion sets come standard with a one-year warranty
- California Residents: WARNING + View More Specs - View Less Specs
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$454.12
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USA Standard 9.5" GM 12 Bolt 3.73 Ratio Ring and Pinion - ZGGM9.5-373-12B
Part #: UZGZGGM9.5-373-12B$454.12
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- Fitment: Universal Fit
- Ring and pinion kit
- 9.5" GM 12 Bolt 2014 and up
- Rear
- 3.73 ratio
- Engineered for the harshest conditions
- All Yukon ring and pinion sets come standard with a one-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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4WP PROTECTION PLAN
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USA Standard GM 8.2" Rear 3.55 Ring and Pinion Gear Set - ZGGMBOP-355
- Fitment: Universal Fit
- 3.55 gear ratio
- Rear
- Standard one year warranty against manufacturing defects
- Proven manufacturing technologies provide top quality products
- Ring and Pinion gears from USA Standard ensure affordable reliability as general OE replacement gear
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$462.89
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$462.89
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- Fitment: Universal Fit
- 3.55 gear ratio
- Rear
- Standard one year warranty against manufacturing defects
- Proven manufacturing technologies provide top quality products
- Ring and Pinion gears from USA Standard ensure affordable reliability as general OE replacement gear
- 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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