Quality-Built NM55308 Brake Master Cylinder with Reservoir

The Quality-Built NM55308 is a premium brake master cylinder engineered to restore factory brake responsiveness and deliver consistent hydraulic pressure for safe, reliable stopping performance. This direct-fit replacement is precision-built to match original equipment specifications for hassle-free installation.

Key Features:

• 0.9375-inch bore diameter for proper hydraulic pressure and pedal feel
• Includes integrated fluid reservoir for complete, ready-to-install solution
• Aluminum construction for durability and heat dissipation
• Compatible with DOT 3 or DOT 4 brake fluid
• 2 mounting holes for secure, OE-style fitment
• 100% pressure tested to ensure leak-free operation
• Manufactured to precise OEM standards using high-quality castings and seals

Quality-Built master cylinders are produced in IATF-16949 certified facilities and undergo rigorous end-of-line testing to ensure reliable fluid control, leak resistance, and extended service life. Designed for professional installers and DIY enthusiasts alike, this master cylinder delivers confident pedal feel and smooth, predictable stops in all driving conditions.