USA Standard Gear 11.5" GM/Chrysler Master Overhaul Kit ZK GM11.5-B
2011+ GM 11.5" Differential
USA Standard Master Overhaul kit for 2011 & up GM & Chrysler 11.5" AAM differential
USA Standard Master Overhaul kits keep with the brands low cost, quality, tradition by giving you the small parts you need at a price that can’t be beat.
USA standard install kit offers a lower cost alternative when price must be kept low. This kit 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 (if applicable), oil baffles and slingers (if applicable), threading locking compound, marking compound with brush and gasket.
Technical Notes: In mid 2011 the design for the pinion bearing changed. The early design had a rear pinion race O.D. of 4.125". The later design has an O.D. of 4.375". This kit is the 4.375" design.
Compatible Make / Model
Chevrolet / Chevy Express Van 3500 1 Ton (2011 - 2012)
Chevrolet / Chevy Silverado 2500 3/4 Ton (2011 - 2012)
Chevrolet / Chevy Silverado 3500 1 Ton (2011 - 2012)
Chevrolet / Chevy Silverado HD 2500 3/4 Ton (2011 - 2012)
Chevrolet / Chevy Silverado HD 3500 1 Ton (2011 - 2012)
GMC Sierra 2500 3/4 Ton (2011 - 2012)
GMC Sierra 2500 HD 3/4 Ton (2011 - 2012)
GMC Sierra 3500 1 Ton (2011 - 2012)
GMC Sierra 3500 HD 1 Ton (2011 - 2012)
Compatibility chart is for reference use only. Axle type must be confirmed for proper fitment.
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