Napa M3431 Brakes® Master Cylinder-Power Brakes

NAPA M3431 Brakes® Master Cylinder – power brake master cylinder designed as a direct replacement for automotive braking systems, providing hydraulic pressure for front and rear brake circuits. Part Number: M3431 Brand: NAPA Brakes® Type: Power Brake Master Cylinder Bore Size: 1 in (25.4 mm) Ports: Dual outlet ports for front and rear circuits Reservoir: Plastic reservoir with cap, pre-installed on cast aluminum body Material: Cast aluminum cylinder body with molded plastic reservoir Brake System Type: Hydraulic, power-assisted Application: Replacement part for various domestic and import vehicles (check exact vehicle fitment) Mounting: Direct bolt-on replacement, OE style configuration Function: Converts pedal force into hydraulic pressure to operate disc and drum brake systems Includes: Master cylinder with reservoir and cap (bench bleeding required before installation) Manufacturer: NAPA (manufactured by brake component OEM suppliers for NAPA distribution) Country of Manufacture: Mexico / USA (depending on production batch) Please review pictures carefully and let us know if you have any questions!