This particular kit contains a 3.42 Ring & Pinion Gear Set Differential Carrier Bearings have 3.062" Outside Diameter For Applications with 10 Bolt Rear Cover and 10 Bolt Ring Gear Quick Kits feature USA Standard ring and pinion gear set, Master Install kit with high quality Koyo bearings and the necessary small parts required to get vehicles off the lift and back on the road quickly. Quick Kits provide a one-stop shopping experience that allows you to easily find the correct parts for common differential repairs at an affordable price. The Gear and Install Kit Includes Axle Bearings & Seals