Dorman HELP Brake Master Cylinder Reservoir Cap Gasket for 1969-1995 General Motors 42077

Brake master cylinder reservoir cap gasket for 1969 to 1995 General Motors vehicles used to replace worn or leaking original seals.

Built to meet the manufacturer's design intent for reliable service, this gasket is engineered for durability and dependable performance in daily driving conditions.

Key Features

• Direct fit replacement for specified General Motors models from 1969 through 1995
• Constructed from quality materials designed to withstand brake fluid exposure
• Matches OE form, fit, and function for a secure seal
• Validated through testing to ensure long-lasting performance
• Replaces General Motors part number 18002172

Benefits

• Prevents brake fluid leaks from the master cylinder reservoir cap
• Restores proper sealing to maintain brake system integrity
• Reduces the risk of repeat repairs with durable construction
• Ensures a smoother installation with precise engineering
• Helps keep your vehicle operating safely and reliably
• Backed by over a century of automotive experience

Application

Ideal for owners of older General Motors trucks and cars needing a trustworthy seal to fix fluid seepage or replace dried out factory gaskets during maintenance.

Fitment Notes

• Compatible with select General Motors vehicles manufactured between 1969 and 1995
• Verify specific vehicle compatibility before purchase

Why Choose Dorman - HELP?

• Dorman parts are engineered as direct-fit replacements designed to match OE specifications
• Built with quality materials and validated through rigorous testing
• Supported by a team of product experts in the United States
• Delivers proven aftermarket solutions to restore vehicle confidence

What's in the Box

• 1 Brake Master Cylinder Reservoir Cap Gasket

Item Dimensions

• Length: 11.3 inches
• Width: 3.7 inches
• Height: 1.1 inches
• Weight: 0.1 lbs