HomeBrake > Brake HydraulicsDorman M6086 Brake Master Cylinder
Part #: M6086

Dorman M6086 Brake Master Cylinder

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11 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Volkswagen, Nash, Jeep, and Studebaker, Beetle, Karmann Ghia, Transporter, Statesman, Willys, 600, Ambassador, Champion, and Ambassador 600
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Overview of Dorman Brake Master Cylinder M6086

The Dorman Brake Master Cylinder M6086 is designed specifically for Volkswagen Beetle models, providing reliable brake hydraulics performance. Constructed from durable cast iron, this master cylinder ensures consistent braking pressure and long-lasting service.

  • Compatible with Volkswagen Beetle vehicles
  • Master cylinder bore diameter: 1 inch
  • Made from cast iron for durability
  • Includes one outlet with a rearward outlet size of 1/2-20
  • Mounting hardware and reservoir not included
  • Package contains the master cylinder only

Detailed Product Description

The Dorman M6086 brake master cylinder is engineered to meet the specific hydraulic requirements of Volkswagen Beetle brake systems. Featuring a 1-inch bore diameter, this cast iron master cylinder provides the necessary pressure to activate the brake calipers or wheel cylinders effectively. The single outlet design with a rearward outlet size of 1/2-20 allows for straightforward integration into the existing brake lines. Note that this unit does not include a reservoir or mounting hardware, so these components must be sourced separately if needed.

Common Applications and Problem Resolution

  • Restores proper brake pedal feel and pressure in Volkswagen Beetle brake systems
  • Replaces worn or leaking master cylinders causing brake fluid loss
  • Addresses spongy or unresponsive brake pedal issues
  • Eliminates brake fluid contamination from damaged internal seals
  • Supports brake system rebuilds requiring a reliable master cylinder

Installation Notes and Tips

  • Ensure compatibility with Volkswagen Beetle model year before installation
  • Brake fluid reservoir and mounting hardware must be installed separately
  • Bleed the brake system thoroughly after installation to remove air
  • Inspect brake lines and fittings for wear or damage during replacement
  • Follow manufacturer torque specifications for mounting bolts

Quality Assurance and Warranty

Dorman manufactures the M6086 brake master cylinder to meet or exceed OEM standards for fit and function. The cast iron construction provides durability under normal operating conditions. While specific warranty details are not provided, Dorman products typically come with a limited warranty covering defects in materials and workmanship. Consult product documentation for exact warranty terms.

BrandDorman
Part NumberM6086
Master Cylinder Bore Diameter1
Master Cylinder MaterialCast Iron
Mounting Hardware IncludedNo
Number of Outlets1
Package ContentsMaster Cylinder
Rearward Outlet Size1/2-20
Reservoir IncludedNo
Sensor IncludedNo

This part fits 11 vehicles. Search below:

YearMakeModelPositionNotes
1960VolkswagenBeetleN/ACompatible with manual brake systems featuring a 1" bore.
1959VolkswagenBeetleN/ACompatible with manual brake systems featuring a 1" bore.
1958VolkswagenBeetleN/ACompatible with manual brake systems featuring a 1" bore.
1957VolkswagenBeetleN/ACompatible with manual brake systems featuring a 1" bore.
1956VolkswagenBeetleN/ACompatible with manual brake systems featuring a 1" bore.
1955VolkswagenBeetleN/ACompatible with manual brake systems featuring a 1" bore.
1954VolkswagenBeetleN/ACompatible with manual brake systems featuring a 1" bore.
1953VolkswagenBeetleN/ACompatible with manual brake systems featuring a 1" bore.
1952VolkswagenBeetleN/ACompatible with manual brake systems featuring a 1" bore.
1951VolkswagenBeetleN/ACompatible with manual brake systems featuring a 1" bore.
1950VolkswagenBeetleN/ACompatible with manual brake systems featuring a 1" bore.

* 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:

10-5758011596413-57580130.580025472938F6086M900019MC511190MC6086

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