Liberty. 8 1/4", 8 3/8" Includes: Side Gears, Pinion Shaft & Washers. 9 1/4" Includes: Side Gears, Washers. Chrysler Model 8.25 Axle. Differential Carrier Gear Kit. Gear used inside the differential case that is splined to the axle shafts and meshes with the differential pinion gears. Includes Pinion Gear, Pinion Shaft And Washers. Includes: Gears & Washers. Carrier. CENTER. Drive. PINION AND SIDE. Included with: Axle assembly, Gear assembly.