Dorman M639002 Brake Master Cylinder

Reliable Brake Master Cylinder for Volkswagen Pointer and Saveiro

The Dorman M639002 brake master cylinder is engineered to meet the hydraulic braking needs of Volkswagen Pointer and Saveiro models. Designed with durable cast iron construction, this master cylinder ensures consistent brake fluid pressure for safe and effective braking performance.

• Master cylinder bore diameter: 0.813 inches for precise hydraulic control
• Constructed from cast iron for strength and durability
• Includes four outlets with a rearward outlet size of M10 x 1.0 and a thread pitch of 1.0
• Secondary outlet thread diameter: 10 mm
• Package contains the master cylinder only; mounting hardware and reservoir are not included
• No sensor included

Product Details and Specifications

The Dorman M639002 brake master cylinder is designed specifically for Volkswagen Pointer and Saveiro vehicles, providing a direct replacement for the original part. Its 0.813-inch bore diameter allows for accurate brake fluid displacement, which is critical for maintaining proper brake pedal feel and stopping power. The cast iron material offers resistance to wear and corrosion, extending the service life of the component. This master cylinder features four outlets, including a rearward outlet sized M10 x 1.0 with a 1.0 thread pitch, ensuring compatibility with the vehicle’s brake lines. Note that this product does not include mounting hardware or a reservoir, so these components must be sourced separately if needed.

Common Applications and Problem Resolution

• Restores proper brake fluid pressure in Volkswagen Pointer and Saveiro brake systems
• Addresses issues with spongy or unresponsive brake pedals
• Replaces leaking or damaged master cylinders to prevent brake fluid loss
• Helps resolve inconsistent braking performance due to internal cylinder wear
• Supports safe vehicle operation by maintaining hydraulic integrity

Installation Notes and Tips

When installing the Dorman M639002 brake master cylinder, ensure the brake system is properly bled to remove air and maintain hydraulic pressure. Since mounting hardware and reservoir are not included, verify that existing components are in good condition or replace as necessary. Use appropriate tools to avoid damaging the M10 x 1.0 threaded outlets during installation. Follow manufacturer torque specifications for all fittings to ensure a secure and leak-free connection.

Quality Assurance and Warranty Information

Dorman manufactures the M639002 brake master cylinder to meet or exceed OEM standards for fit, form, and function. The cast iron construction is tested for durability and corrosion resistance. While specific warranty details are not provided here, Dorman typically offers limited warranties on their brake hydraulics components. Consult product documentation or contact the manufacturer for exact warranty terms.