Dorman W610022 Drum Brake Wheel Cylinder - Rear

Reliable Drum Brake Wheel Cylinder for Nissan and Infiniti

The Dorman W610022 drum brake wheel cylinder is engineered to restore proper braking function for your Nissan Pathfinder or Infiniti QX4. Designed with durable cast iron and precise specifications, this wheel cylinder ensures consistent hydraulic pressure for safe and effective braking.

• Includes bleeder screw for easy brake system maintenance
• Cast iron construction for strength and durability
• Brake line inlet thread diameter of 10 mm with M10 x 1.0 thread size
• Bore diameter of 0.875 inches for accurate fitment
• Compatible with Nissan Pathfinder and Infiniti QX4 models

Technical Details and Specifications

The Dorman W610022 drum brake wheel cylinder features a robust cast iron casting material that withstands the rigors of brake hydraulics. The bore diameter measures 0.875 inches, providing the correct piston size for optimal brake fluid pressure. The brake line inlet thread diameter is 10 mm, with a thread pitch of 1.0 and a brake component inlet thread size of M10 x 1.0, ensuring compatibility with factory brake lines. This part includes a bleeder screw to facilitate brake bleeding but does not include a bleeder screw cap.

Compatible Vehicles and Applications

This wheel cylinder is specifically designed for use with Nissan Pathfinder and Infiniti QX4 models. If you are searching for a replacement drum brake wheel cylinder for these vehicles, the Dorman W610022 offers a direct fit solution that meets OEM specifications.

Common Brake Issues Addressed

• Leaking or damaged wheel cylinder causing brake fluid loss
• Uneven or reduced braking performance in rear drum brakes
• Brake pedal feels soft or sinks due to hydraulic failure
• Brake fluid contamination or corrosion inside the cylinder bore
• Brake drag or sticking caused by faulty wheel cylinder pistons

Installation Notes and Tips

When installing the Dorman W610022 wheel cylinder, ensure the brake system is properly bled using the included bleeder screw to remove air from the hydraulic lines. Verify thread compatibility with your vehicle’s brake lines (M10 x 1.0 thread size) before installation. Inspect brake shoes and drums for wear and replace if necessary to maintain optimal braking performance.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards, providing reliable performance and durability. The W610022 drum brake wheel cylinder is backed by Dorman’s quality assurance processes. Please refer to Dorman’s official warranty policy for specific coverage details.