Upgrade your 1955–1968 Chevrolet with a LEED Brakes 7" Dual Diaphragm Zinc-Plated Power Brake Booster. This 7-inch power booster is hand-polished before receiving a durable yellow zinc finish for corrosion resistance and a clean, factory-style appearance. Designed to mount directly to your factory firewall, this Chevy power brake booster delivers reliable brake assist with straightforward bolt-on installation.
Looking for replacement parts for this item? Shop replacement parts.
Upgrade your 1955–1968 Chevrolet with a LEED Brakes 7" Dual Diaphragm Zinc-Plated Power Brake Booster. This compact 7-inch booster is hand-polished before receiving a durable yellow zinc finish for corrosion resistance and long-lasting performance. Designed as a direct bolt-on upgrade, it mounts to your factory firewall for a clean, factory-style installation.
The dual diaphragm design provides increased brake assist and improved pedal feel, making it an ideal solution for classic full-size Chevrolet models such as the Impala, Bel Air, Nomad, Biscayne, and 150/210 series. Whether restoring a mid-century Chevy or upgrading your existing braking system, this booster enhances stopping performance while maintaining an OEM appearance.
Engineered for 1955–1968 Chevrolet applications, this 7-inch zinc power brake booster delivers dependable braking support for disc brake conversions or factory-style brake system upgrades.
Brake Booster Type: Dual Diaphragm
Brake Booster Diameter (in): 7 in
Brake Booster Material: Steel
Brake Booster Finish: Zinc
Brake Pedal Rod Extension Included: Yes
Mounting Hardware Included: Uses Original
Quantity: Kit

Learn more about why LEED Brakes includes this warning on its products.