First Stop Brake Master Cylinder (MPN: M39531)

Precision-engineered OE replacement for reliable braking performance.

The First Stop Brake Master Cylinder is designed to match the original equipment specifications for specific vehicle models, ensuring optimal function and performance. Constructed from high-quality materials, this master cylinder provides a durable and safe replacement option. The cylinder housing is made to match the casting material of the original part, which guarantees similar performance and reliability under various driving conditions.

This brake master cylinder features all rubber components made from high-quality EPDM compound, offering resistance to glycol-based brake fluid. It is manufactured entirely from new materials, not remanufactured, to ensure the highest quality and safety standards. Additionally, it meets rigorous SAE International standards, making it a dependable choice for vehicle maintenance.

Features

• Durable Design: All Rubber Components Are Made Of High-Quality EPDM Compound For Resistance To Glycol-Based Brake Fluid
• Precise Replacement: Cylinder Housing Is Constructed To Match The Casting Material Of The Original Part And Ensure Similar Performance
• 100 Percent New: Made Entirely Of New Materials, Not Remanufactured, To Ensure Highest Quality And Safety
• Strict Specifications: Made To Meet Rigorous SAE International Standards

Specifications

• Manufacturer: Dorman
• Manufacturer Part Number: M39531
• Condition: New
• Bore Diameter: 0.826 Inch
• Port Size: OEM
• Finish: OEM
• Color: Black/ Silver
• Material: Cast Iron
• Includes Reservoir: Yes

Compatibility / Fit

• 1984-1986 Ford LTD
• 1984-1986 Ford Mustang
• 1984-1986 Ford Thunderbird
• 1984-1986 Mercury Capri
• 1984-1986 Mercury Cougar
• 1984-1984 Mercury Grand Marquis
• 1984-1986 Mercury Marquis

Technical Documents

• brakemastercylinder_is.pdf