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Dorman M390089 Brake Master Cylinder OE Replacement

(1985, 1989-1990 Volkswagen Vanagon GL; 1985-1991 Volkswagen Vanagon Campmobile; 1986-1988, 1991 Volkswagen Vanagon Syncro + 2 more models)

Part of: Dorman Brake Master Cylinder Replacement

Other options in this family: Dorman M39298 Dorman M19012 Dorman M390139 Dorman M630735 Dorman M390200

Manufacturer

Picture for manufacturer Dorman

Part Number

M390089
6 reviews
Sale Price

$100.53

In Stock (5)

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Usually delivered within 2 days

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Fitment guaranteed

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Product Details

The Dorman M390089 is a replacement brake master cylinder precision-engineered to match the original equipment (OE) design, function, and performance. Built from high-quality new materials, this master cylinder delivers the reliable hydraulic pressure required for safe, consistent braking performance.

Key Features:

  • Direct OE replacement design for a precise, drop-in fit
  • Manufactured from new, high-quality materials — not remanufactured
  • Engineered to match original equipment specifications for consistent brake system performance
  • Designed to restore proper hydraulic pressure to the brake system
  • Durable construction for long-lasting, dependable service

The Dorman M390089 brake master cylinder is a straightforward replacement solution for worn or failing original units, helping restore full braking capability with a part built to OE standards.

Products specifications

Fits

1985, 1989-1990 Volkswagen Vanagon GL; 1985-1991 Volkswagen Vanagon Campmobile; 1986-1988, 1991 Volkswagen Vanagon Syncro; 1992-2000 Mitsubishi Montero; 1997-1999, 2001-2003 Mitsubishi Montero Sport

Feature - Benefit 1

Cylinder housing is constructed from high-quality cast iron or aluminum for long-lasting durability

Feature - Benefit 2

All rubber components are of high-quality EPDM compound for resistance to glycol-based brake fluid

Feature - Benefit 3

Direct replacement for a proper fit

Feature - Benefit 4

Manufactured to strict engineering quality standards, each Brake Master Cylinder meets S.A.E. specifications

Sensor Included

No

Rearward Outlet Size

M10 X 1.0

Package Contents

Master Cylinder

Secondary Outlet Thread Diameter

10

Number of Outlets

2

Thread Pitch

1.0

Mounting Hardware Included

No

Master Cylinder Material

Aluminum

Master Cylinder Bore Diameter

0.938

Reservoir Included

Yes

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