Dorman M631026 Brake Master Cylinder

Reliable Brake Master Cylinder for Hyundai Elantra

The Dorman M631026 brake master cylinder is engineered to restore proper brake hydraulics for Hyundai Elantra models. Designed with precision, this master cylinder ensures consistent brake fluid pressure and reliable stopping power.

• Compatible with Hyundai Elantra vehicles
• Aluminum construction for durability and corrosion resistance
• Includes reservoir and master cylinder cap for complete assembly
• Features a 0.875-inch bore diameter for optimal fluid displacement
• Equipped with two mounting holes and two outlets for secure installation
• Includes a sensor for monitoring brake system performance
• Remote reservoir type with M12 x 1.0 rearward outlet thread diameter

Product Details and Specifications

This Dorman brake master cylinder (part number M631026) is crafted from aluminum, providing a lightweight yet sturdy component that resists corrosion over time. The unit includes a remote reservoir and master cylinder cap, ensuring a sealed and efficient brake fluid system. It features two mounting holes for secure attachment and two outlets, including a secondary outlet with a 12 mm thread diameter, to accommodate brake line connections. The included sensor allows for integration with the vehicle’s brake monitoring system, enhancing safety and diagnostics. Note that mounting hardware, push rod, brake booster, bleeder hoses, and mounting bracket are not included with this part.

Common Applications and Problem Resolution

• Restores brake fluid pressure in Hyundai Elantra brake systems
• Replaces worn or leaking master cylinders causing brake pedal issues
• Addresses brake fluid reservoir leaks or damage
• Resolves sensor-related brake warning light problems
• Improves brake system reliability and responsiveness

Installation Notes and Tips

Installation requires removal of the old master cylinder and proper connection of brake lines to the two outlets. Ensure the remote reservoir is securely mounted and filled with the correct brake fluid. Bleeding the brake system after installation is necessary to remove air and maintain optimal brake performance. Since mounting hardware and push rod are not included, reuse existing components or source compatible parts separately. Verify sensor connections to maintain brake system monitoring functionality.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit and function. The M631026 brake master cylinder undergoes rigorous quality control to ensure durability and performance. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in material and workmanship. Consult product documentation or the manufacturer for exact warranty terms.