Manufacturer Part Number : 238ZN27. Application : International S2375 Drum Brake Wheel Cylinder. 1984 International S2375 Bore: 1.75 In.; 15 In. Brakes; w/Rear Axle 44 or 186; Position: Rear Lower;. Brakes; w/Rear Axle 44 or 186; Position: Rear Upper;.