Brake Master Cylinder for 1950-1960 Volkswagen Beetle & More - Dorman M6086

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$124.99
MPN: M6086
Item Package Quantity: 1
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Dorman - First Stop Brake Master Cylinder P/N:M6086
Dorman - First Stop Brake Master Cylinder P/N:M6086
$124.99

Keep hydraulic pressure where your brakes need it with the Dorman First Stop Brake Master Cylinder, part number M6086, a 100% new unit that turns pedal force into the fluid pressure that applies the brakes. It fits many vehicles, among them the 1946-1951 Jeep Willys, 1950-1960 Volkswagen Beetle and 1955-1960 Volkswagen Karmann Ghia. See the Buyer's Guide tab for the full list.

Dorman engineers this master cylinder to match the original unit's design, function and performance on the listed applications. It uses new, high-quality materials for a safe, durable replacement.

  • Precise replacement: the cast-iron cylinder housing is built to match the original part's casting material for similar performance.
  • Durable design: every rubber component uses a high-quality EPDM compound that resists glycol-based brake fluid.
  • 100% new: made entirely from new materials for quality and safety.
  • Strict specifications: made to meet rigorous SAE International standards.

Specifications: 1 in bore diameter · one 1/2-20 rearward outlet · cast iron · country of origin: China.

The package contains the master cylinder only. The reservoir, sensor and mounting hardware are not included. Consult the vehicle service information for the correct fasteners and whether the originals may be reused.

Interchange: 100-2060 · 13-57580 · 10-57580 · 130.58002 · 131.58002 · 355-42001
1002060 · 1357580 · 1057580 · 13058002 · 13158002 · 35542001 · M900019 · 115964 · 3106509 · 3216544 · 637423 · 8123176 · A556 · MC511190 · 5472938 · MC6086 · F6086

This part cross-references / interchanges with the following part numbers:

M900019, 100-2060, 13-57580, 10-57580, 130.58002, 131.58002, 115964, 3106509, 3216544, 637423, 8123176, A556, MC511190, 355-42001, 5472938, MC6086, F6086

Frequently Asked Questions

Is this the right VW Beetle master cylinder for a 1950-1960 Beetle?

Yes. M6086 is listed as a direct-fit replacement for the 1950-1960 Volkswagen Beetle, and the listed applications use one master cylinder. The Buyer's Guide tab shows every application.

Will this Willys master cylinder fit my 1946-1951 Jeep Willys?

Yes. The 1946-1951 Jeep Willys is one of the listed applications for M6086. The full application list is in the Buyer's Guide tab.

What are the key specifications of M6086?

It has a cast-iron housing, a 1 in bore diameter and a single 1/2-20 rearward outlet. Its rubber components use an EPDM compound that resists glycol-based brake fluid.

What comes in the box?

The box holds the master cylinder only. The reservoir, sensor and mounting hardware are not included, so consult the vehicle service information for the correct fasteners.

What are signs a brake master cylinder may need replacing?

A soft or slowly sinking brake pedal, or fluid leaking at the cylinder, can be a sign it may need replacing. Other brake faults cause similar symptoms, so diagnose the cause first.