Dorman Brake Master Cylinder (MPN: M390320)

Precision-engineered replacement for reliable braking performance.

The Dorman Brake Master Cylinder is designed to replicate the original equipment master cylinder in both function and performance for specific vehicle applications. Constructed from high-quality materials, this master cylinder ensures durability and safety, making it a reliable choice for vehicle maintenance. The cylinder features a bore diameter of 24 millimeter and 36 millimeter, accommodating various vehicle specifications. All rubber components are made from EPDM compound, providing resistance to glycol-based brake fluid, which enhances longevity and reliability. This product is manufactured entirely from new materials, ensuring the highest quality and safety standards are met.

Features

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

Specifications

• Manufacturer: Dorman
• Manufacturer Part Number: M390320
• Condition: New
• Bore Diameter: 24 Millimeter And 36 Millimeter
• Port Size: OEM
• Finish: OEM
• Color: OEM
• Material: Aluminum
• Includes Reservoir: Yes

Compatibility / Fit

• 1995-1997 Chevrolet Blazer
• 1982-1997 Chevrolet S10
• 1983-1994 Chevrolet S10 Blazer
• 1992-1997 GMC Jimmy
• 1983-1990 GMC S15
• 1983-1991 GMC S15 Jimmy
• 1991-1997 GMC Sonoma
• 1991-1991 GMC Syclone
• 1992-1993 GMC Typhoon
• 1996-1997 Isuzu Hombre
• 1991-1994 Oldsmobile Bravada
• 1996-1997 Oldsmobile Bravada

Technical Documents

• m390320_is.pdf