SKU: 85-2013-31
Revolution Gear and Axle Open Differential (Non-Posi) Internal Gear Kit for Ford 8.8 Inch with 31 Spline Axles and 7/8 Inch Cross Pin. Kit Includes 2 Side Gears, 2 Pinion Gears, 4 Thrust Washers, Cross Pin and Cross Pin Bolt or Roll pin.