Dorman W610033 Drum Brake Wheel Cylinder - Rear Right

Reliable Drum Brake Wheel Cylinder for Toyota and Scion Models

The Dorman W610033 drum brake wheel cylinder is engineered to restore proper braking function for select Toyota and Scion vehicles. Designed with durable cast iron construction and precise specifications, this component ensures consistent hydraulic pressure within the drum brake system.

• Includes bleeder screw for easy brake fluid bleeding
• Brake line inlet thread diameter: 10 mm
• Brake component inlet thread size: M10 x 1.0 with 1.0 thread pitch
• Bore diameter measures 0.688 inches for accurate fitment
• Constructed from cast iron for strength and longevity
• Package contains one drum brake wheel cylinder

Technical Details and Specifications

The Dorman W610033 wheel cylinder is specifically designed for compatibility with Toyota Echo, Toyota iQ, and Scion xA models. Its cast iron casting material provides durability under high-pressure braking conditions. The bore diameter of 0.688 inches ensures proper piston movement within the cylinder, maintaining hydraulic pressure for effective braking. The included bleeder screw simplifies maintenance by allowing trapped air to be released from the brake lines, although a bleeder screw cap is not included. The brake line inlet thread diameter of 10 mm and M10 x 1.0 thread size with a 1.0 pitch ensure secure connection to the brake hydraulic system.

Compatible Vehicles and Applications

This drum brake wheel cylinder is compatible with the following vehicles:

• Toyota Echo
• Toyota iQ
• Scion xA

It is designed to replace worn or leaking wheel cylinders in the drum brake assemblies of these models, restoring braking performance and safety.

Common Issues Addressed by This Wheel Cylinder

• Brake fluid leaks from the wheel cylinder
• Reduced braking efficiency due to hydraulic pressure loss
• Spongy or soft brake pedal feel
• Uneven brake shoe wear caused by cylinder malfunction
• Brake dragging or sticking due to seized pistons

Installation Notes and Tips

When installing the Dorman W610033 drum brake wheel cylinder, ensure the brake system is properly bled to remove air pockets using the included bleeder screw. Verify thread compatibility with the brake line inlet (M10 x 1.0) and inspect all brake components for wear or damage. Use appropriate brake fluid and follow manufacturer torque specifications for mounting bolts. It is recommended to replace brake shoes and hardware if excessive wear is present to maintain optimal braking performance.

Quality Assurance and Warranty

Dorman manufactures the W610033 wheel cylinder to meet or exceed OEM standards for fit, form, and function. The cast iron construction provides reliable durability under normal operating conditions. This part is backed by Dorman's limited warranty, covering defects in material and workmanship to ensure confidence in your brake system repair.