Shop Buick Century Differential (Front). 4WD, w/o HD tow pkg. Grand Wagoneer; 3.21 Ratio. Wagoneer; 3.21 Ratio, Drive, Pkg, Tow - OEM Buick Part # 68539812AA (68498166AB)

Differential. Axle.
Device connecting Drive Shaft to Axle Shafts that allows for varied speeds of wheel rotation. Drive Ratio 3.21. Serviced As Assembly Only. Carrier Assembly. Center. Complete.

Differential

Fits Grand Wagoneer, Wagoneer

4WD, w/o HD tow pkg. Grand Wagoneer; 3.21 Ratio. Wagoneer; 3.21 Ratio.
Differential - Repair or Replace
If you’re hearing gear whine, clunking, or bearing noise from your rear differential, it may be necessary to remove it and have it rebuilt. Have our technicians examine your to determine the best course of action.