HomeBrake > Brake HydraulicsDorman M39609 Brake Master Cylinder
Part #: M39609

Dorman M39609 Brake Master Cylinder

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4 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Toyota, Van
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Overview of Dorman Brake Master Cylinder M39609

The Dorman Brake Master Cylinder M39609 is designed specifically for Toyota Van models, providing reliable brake hydraulics performance. Crafted from durable cast iron, this master cylinder ensures consistent braking pressure and long-lasting service.

  • Compatible with Toyota Van models
  • Master cylinder bore diameter: 1 inch
  • Constructed from cast iron for durability
  • Includes two outlets with rearward outlet size M10 x 1.0
  • Secondary outlet thread diameter: 10 mm with 1.0 thread pitch
  • Package contains the master cylinder only; reservoir and mounting hardware not included
  • No sensor included

Detailed Product Description

The Dorman M39609 brake master cylinder is engineered to meet the hydraulic braking needs of Toyota Van vehicles. Its 1-inch bore diameter allows for precise hydraulic pressure control, essential for effective brake system operation. Made from cast iron, the master cylinder offers strength and resistance to wear, which is critical for maintaining brake system integrity over time. This part features two outlets, including a rearward outlet sized M10 x 1.0, and a secondary outlet with a 10 mm thread diameter and 1.0 thread pitch, ensuring compatibility with the brake lines of the Toyota Van. Note that this master cylinder does not include a reservoir or mounting hardware, so these components must be sourced separately if needed.

Common Applications and Issues Addressed

  • Restores proper hydraulic pressure in Toyota Van brake systems
  • Replaces worn or leaking master cylinders causing brake fluid loss
  • Solves spongy or unresponsive brake pedal issues
  • Addresses brake failure symptoms due to internal cylinder wear
  • Improves brake system reliability and safety

Installation Notes and Tips

  • Ensure compatibility with your Toyota Van model before installation
  • Brake fluid reservoir and mounting hardware are not included and 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 outlet fittings

Quality Assurance and Warranty

Dorman manufactures the M39609 brake master cylinder to meet industry standards for brake hydraulics components. The cast iron construction provides durability and resistance to corrosion. While specific warranty details are not provided, Dorman parts typically come with a limited warranty covering defects in material and workmanship. Always verify warranty terms with the supplier or manufacturer.

BrandDorman
Part NumberM39609
Master Cylinder Bore Diameter1
Master Cylinder MaterialCast Iron
Mounting Hardware IncludedNo
Number of Outlets2
Package ContentsMaster Cylinder
Rearward Outlet SizeM10 X 1.0
Reservoir IncludedNo
Secondary Outlet Thread Diameter10
Sensor IncludedNo
Thread Pitch1.0

This part fits 4 vehicles. Search below:

YearMakeModelPositionNotes
1989ToyotaVanN/ACompatible with 1-inch bore drum brake wheel cylinders.
1988ToyotaVanN/ACompatible with 1-inch bore drum brake wheel cylinders.
1987ToyotaVanN/ACompatible with 1-inch bore drum brake wheel cylinders.
1986ToyotaVanN/ACompatible with 1-inch bore drum brake wheel cylinders.

* 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:

072-845211-22441228013-92244130.4480118M337472012809083-22801F112420M-56801M52244M900543MC251210MC390040

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