The DFC brake wheel cylinder covering 1941–1968 Brockway J37, front/rear, replaces the wheel cylinder to restore hydraulic braking at the affected wheel. Listed for both front and rear service on Brockway J37 models, this unit is supplied as an individual replacement; replace paired or related cylinders during axle work to help preserve even braking performance.
DFC 41-68 Brockway J37 Front/Rear Brake Wheel Cylinder