HomeBrake > Gaskets and Sealing SystemsDorman 42080 Brake Master Cylinder Reservoir Cap Gasket
Part #: 42080

Dorman 42080 Brake Master Cylinder Reservoir Cap Gasket

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⚙️ 36 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Lincoln, Ford, and Mercury, Town Car, Country Squire, LTD Crown Victoria, Colony Park, Grand Marquis, LTD, Mark VI, Marquis, and Continental
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Reliable Brake Master Cylinder Reservoir Cap Gasket

The Dorman 42080 brake master cylinder reservoir cap gasket is designed to provide a secure seal for your vehicle's brake fluid reservoir. Made from durable rubber, this gasket helps maintain proper brake system pressure and prevents fluid leaks in select Ford, Lincoln, and Mercury models.

  • Constructed from high-quality rubber for durability and flexibility
  • Includes one brake master cylinder reservoir cap gasket per package
  • Compatible with Ford, Lincoln, and Mercury full-size luxury and classic models
  • Part number 42080 ensures precise fit and function

Durable Rubber Material for Effective Sealing

This brake master cylinder reservoir cap gasket is crafted from rubber, a material chosen for its excellent sealing properties and resistance to brake fluid degradation. The flexibility of rubber allows the gasket to conform tightly to the reservoir cap, preventing leaks and contamination. The Dorman 42080 gasket is engineered to meet the specifications required for proper brake system operation in vehicles such as the Ford LTD Crown Victoria, Lincoln Town Car, and Mercury Marquis.

Compatible Vehicles and Part Number Details

The Dorman 42080 gasket is compatible with a range of Ford, Lincoln, and Mercury models, including the Colony Park, Continental, Grand Marquis, LTD, LTD Crown Victoria, Mark VI, Marquis, and Town Car. Using the correct gasket, identified by part number 42080, ensures a proper seal and helps maintain brake system integrity on these specific vehicles.

Common Applications and Issues Addressed

  • Prevents brake fluid leaks from the master cylinder reservoir cap
  • Maintains proper brake system pressure for consistent braking performance
  • Protects brake fluid from contamination and moisture intrusion
  • Replaces worn or damaged gaskets that cause fluid seepage
  • Helps avoid brake system warning lights related to fluid loss

Installation Notes and Tips

When installing the Dorman 42080 brake master cylinder reservoir cap gasket, ensure the reservoir cap and sealing surface are clean and free of debris. Carefully remove the old gasket and inspect the reservoir for any damage. Position the new rubber gasket evenly on the cap before securing it to the reservoir. Proper installation helps maintain a tight seal and prevents brake fluid leaks.

Quality Assurance and Warranty Information

Dorman parts are manufactured to meet or exceed OEM standards, providing reliable performance and fitment. The 42080 brake master cylinder reservoir cap gasket undergoes quality checks to ensure durability and compatibility with specified Ford, Lincoln, and Mercury models. Warranty coverage details are available through Dorman and typically include protection against defects in material and workmanship.

BrandDorman
Part Number42080
MaterialRubber
Package Contents1 Brake Master Cylinder Gasket

This part fits 36 vehicles. Search below:

YearMakeModelPositionNotes
1989LincolnTown CarN/A
1988LincolnTown CarN/A
1987FordLTD Crown VictoriaN/A
1987LincolnTown CarN/A
1987MercuryColony ParkN/A
1987MercuryGrand MarquisN/A
1986FordLTDN/A
1986LincolnTown CarN/A
1986MercuryGrand MarquisN/A
1985FordLTDN/A
1985LincolnTown CarN/A
1985MercuryGrand MarquisN/A
1984FordLTDN/A
1984LincolnTown CarN/A
1984MercuryGrand MarquisN/A
1983FordLTDN/A
1983LincolnMark VIN/A
1983LincolnTown CarN/A
1983MercuryGrand MarquisN/A
1982FordLTDN/A
1982LincolnMark VIN/A
1982LincolnTown CarN/A
1982MercuryGrand MarquisN/A
1982MercuryMarquisN/A
1981FordLTDN/A
1981LincolnMark VIN/A
1981MercuryGrand MarquisN/A
1981MercuryMarquisN/A
1980FordLTDN/A
1980LincolnContinentalN/A
1980LincolnMark VIN/A
1980MercuryGrand MarquisN/A
1980MercuryMarquisN/A
1979FordLTDN/A
1979MercuryGrand MarquisN/A
1979MercuryMarquisN/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

D9AZ-2167-AD9AZ2167A

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.