SHIPS FREE TO THE LOWER 48 STATES Late G1 Early G2 Standard Rear Differential Bearing and Seal Kit High quality aftermarket bearings along with double lip axle seals. Bearing and Seal Brands include: Nachi, KOYO, NTN, Timken The large case sealing and pinion gear O-rings are NOT included as a cost saving measure, these O-rings are reusable if not damaged. There are a few options for kits, please verify your differential uses this style of gears before ordering! This will only fit six mounting hole differentials. Open up the differential! Check for two bearings total (one on each side) on the ring gear. If you only have two proceed to the next measurement. Measure your outer diameter of your axle seals! They should measure close to 1 3/4" (47mm) To further verify fitment you can measure your pinion pilot shaft, this should be 9/16″ (14mm) The last pictures show this very clearly. Please take the time to measure your parts before buying this will save time and restocking fees.