Differentials & Parts 2008-2018 GM 8.6R

QU30103 GM 10 Bolt Differential Cross Shaft Lock Bolt is a genuine original equipment bolt with factory applied theadlocking compound. QU30103 is used to secure your differential cross shaft in the differential case. Need More Info? Use the handy Links...

A560530 2.73-up Ratio 30 Spline Open Differential Case Assembly for 1999-2018 GM and AAM 8-1/2" and 8.6" semi-float 10 Bolt Rear Axles.  A560530 has 1.78" hub diameter and can be made to retro fit 1971-1998 8.5, 8.6 30 Spline Rear Axle applications...

A560876 GM 10 Bolt Master Differential Bearing and Seal Kit for 1999-2008 GM and AAM 8-1/2" and 8.6" semi-float 10 Bolt Rear Axles.

Yukon Bearing install kit for '09 and newer GM 8.6" differential

MK GM8.6 Yukon Minor Install Kit for GM AAM 8.6" rear axles. Included are a pinion seal, crush sleeve , complete shim kit, marking compound and brush.

Yukon Pinion install kit for '09 & up GM 8.6" differential

YC G40048044 Yukon 30 Spline Standard Open Loaded Carrier Case for GM AAM 8.5" rear axles. Fits GM 8.6″ Standard open carrier case and spiders

YC GM8.5-DG-3 Yukon Replacement Dura Grip Bare Case for GM AAM 8.5" and 8.6" axles. Does not include spider gears Dura Grip positraction carrier case Fits 2.76 and up ratios only Fits GM 8.5″ and 8.6″

YGLGM8.5-3-30 Yukon Grizzly Locker for GM AAM 8.5" and 8.6" rear with 30 spline axles. Fits 2.73-up ratio. 1.781" Large bearing journal design. Requires HD bearings for GM 8.5" differentials. 2.73 and up ratio only 8620 internals for added strength...

Yukon Master Overhaul kit for '09 and newer GM 8.6" differential

YP C1-GM8.5-R Chrome Cover for GM AAM 8.5" and 8.6" rear axles.

YP C2-GM8.5-R Finned Polished Aluminum Cover for GM AAM 8.5" and 8.6" rear axles.