For 1973-1974 GMC K25/K2500 Pickup Differential Bearing Timken 71421GNGY Vehicle Details$45North Attleboro, MA Manufacturer: BMWModel: 2500 This is a Classified ad on eBay for a fixed price of $45, this is NOT AN AUCTION. Click here to see all details. More DetailsNotes: Differential Pinion Bearing -- (10.5" Ring Gear). 1973-1974 GMC K25/K2500 Pickup. Ensure Proper FitTo confirm that this part fits your vehicle, enter your vehicle's Year, Make, Model, Trim and Engine in the Compatibility Table. More Vehicles Like This BMW 2500$37 BMW 2500$23 BMW 2500$33 BMW 2500$85