1980 Ford F Series Trucks Axle Differential Bearing and Seal Kit F-350 - 4WD - Dana 70 HD - Incl. Timken Carrier Bearings/Races - Pinion Bearings/Races/Pinion Seal/Crush Sleeve/Oil - HD - Rear guaranteed to replace your current 1980 Ford F Series Trucks Axle Differential Bearing and Seal Kit F-350 - 4WD - Dana 70 HD - Incl. Timken Carrier Bearings/Races - Pinion Bearings/Races/Pinion Seal/Crush Sleeve/Oil - HD - Rear. 1980 Ford F Series Trucks Axle Differential Bearing and Seal Kit comes new OEM 1980 Ford F Series Trucks Axle Differential Bearing and Seal Kit aftermarket new 1980 Ford F Series Trucks Axle Differential Bearing and Seal Kit of remanufactured 1980 Ford F Series Trucks Axle Differential Bearing and Seal Kit F-350 - 4WD - Dana 70 HD - Incl. Timken Carrier Bearings/Races - Pinion Bearings/Races/Pinion Seal/Crush Sleeve/Oil - HD - Rear.