Genuine GM 15702309 Wheel Bearing Retainer, Rear Genuine Oem:Yes, Category 2:Rear Axle, Item Name:Retaining Ring, Category 1:Universals & Rear Axle Brand:GM, Fitment Type:Direct Replacement, Part Ref# On Diagram:ONLY PART REFERENCE #3 ON THE DIAGRAM IS Manufacturer Part Number:15702309, Category 3:Rear Axle, Quantity Needed:1