1955-59 Chevy, GMC Truck Hydropower Power Brake Booster Kit, Frame Mount Transmission Mounts 1949-54 Chevy Belair Fleetline ES681N Shown in picture

ES681N Shown in picture

and are fitted with factory (OEM Style) ball joints

Frame clearance is equivalent to a 7" diameter vacuum booster

Manual or automatic transmission

These disc brake component kits are designed to fit on the original heavy duty disc brake spindles found on 1971-72 Chevy and GMC 1/2 ton trucks

1955-59 Chevy, GMC Truck Hydropower Power Brake Booster Kit, Frame Mount Transmission Mounts 1949-54 Chevy Belair Fleetline ES681N Shown in pictureOur Hydropower hydraulic brake assist power booster fits 1955 59 Chevy and GMC trucks and generates up to 1800psi of line pressure to the brake calipers. It is fitted with a POL master cylinder and proportioning valve. This kit is powered by hydraulic line pressure from the power steering pump. Frame clearance is equivalent to a 7" diameter vacuum booster. The frame brackets are correct for 55 59 GM truck floor mount applications. The average power