USA Standard Bearing and Seal Overhaul Kit has all you need to rebuild that transfer case. Comes with bearings, seals, gaskets to make the job easy and painless. When you think Quality, think USA Standard. Transfer Case Bearing and Seal Kit Bearings, Seals, and Small Parts Included Made In The USA USA Standard Sold As A Kit Fits Vehicles/Transfer Case: 66-72 Ford Truck w/Dana 20 Transfer Case Features and Benefits: Dana Spicer Model 20 Transfer Case 1966-1972 Ford Cast Iron Case Front Output Bearings: 33.25 mm ID Bearing Gasket and Seal Kit Details: AAP_UDA_4: 65 Fitment Notes: Dana 20, cast iron case, gear driven, two speed, 33.25mm I.D. front output bearing cone Application Summary: 1966-1972 Ford Bronco (Note: Dana 20, cast iron case, gear driven, two speed, 33.25mm I.D. front output bearing cone)