1980-1982 Ford LN600. 1980-1982 Ford C600. 1980-1983 Ford C700. 1980-1982 Ford C800. Position: Front Right Upper. PG Plus Professional Grade Wheel Cylinders. Front Axle; Bore 1-1/8in; with 15in Front Brakes; with 6000lb & 7000lb Front Axle; with Single Hydraulic System.