1966-1968 Jeep J2800. Notes: Drum Brake Wheel Cylinder -- Bore: 1 In.; 5,000 to 6,000 Lb. Specifically engineered to be direct match for original drum brake wheel cylinder. Position: Rear Right. Ensure Proper FitTo confirm that this part fits your vehicle, enter your vehicle's Year, Make, Model, Trim and Engine in the Compatibility Table.