7in Dual Diaphram Boostr Gold Zinc

The TUFF-STUFF 7in Dual Diaphragm Boostr Gold Zinc power brake booster (SKU TFS2222NB, Part Number 2222NB) is a universal hydraulic brake system component engineered for heavy-duty applications where reliable brake assist is mission-critical. With a 7-inch outer diameter and dual diaphragm design, this booster delivers consistent hydraulic pressure multiplication across a wide range of brake pedal input forces, making it ideal for trucks, off-road vehicles, emergency response units, and high-demand fleet operations where brake response consistency directly impacts safety and operator confidence.

The dual diaphragm configuration provides redundancy and amplified brake assist force compared to single diaphragm designs, reducing pedal effort during high-load braking scenarios. Steel construction with cadmium plating ensures corrosion resistance in demanding environments—salt spray exposure, high-humidity deployments, and extended field duty. The 7.75-pound unit is dimensioned at 9.6 x 8.5 x 13.2 inches, fitting standard undersized brake system cavities on universal applications. This booster operates across standard DOT brake fluid specifications and integrates into existing hydraulic brake lines without system modification when properly matched to vehicle master cylinder and caliper sizes.

Operators and fleet technicians choose dual diaphragm boosters when single-stage assist becomes insufficient—mountain driving, towing heavy loads, or operations requiring immediate stopping authority under varied throttle conditions. The Boostr Gold Zinc is a reliable replacement or upgrade component for vehicles where brake pedal feel and stopping distance matter operationally. Verify fitment against your vehicle's master cylinder diameter, booster mounting flange, and brake line port configuration before purchase, as universal boosters require precision alignment with existing hydraulic circuits.