Dorman W96254 Drum Brake Wheel Cylinder - Rear or Rear Left

Overview of Dorman Drum Brake Wheel Cylinder W96254

The Dorman W96254 drum brake wheel cylinder is engineered for reliable brake hydraulics performance in select Isuzu and Toyota vehicles. Designed to meet OEM specifications, this component ensures consistent braking response for models like the Toyota Celica, Corolla, Corona, and Isuzu I-Mark.

• Includes bleeder screw for easy brake fluid bleeding
• Cast iron construction for durability and corrosion resistance
• Bore diameter of 0.813 inches for precise fitment
• Brake line inlet thread diameter of 10 mm with M10 x 1.0 thread size and 1.0 thread pitch
• Package contains one drum brake wheel cylinder

Technical Details and Specifications

This Dorman drum brake wheel cylinder (part number W96254) features a cast iron casting material that provides strength and longevity under demanding braking conditions. The bore diameter of 0.813 inches is designed to match the hydraulic requirements of the brake system on compatible vehicles. The brake line inlet thread diameter is 10 mm, with an M10 x 1.0 thread size and a 1.0 thread pitch, ensuring secure and leak-free connections. The included bleeder screw facilitates proper brake fluid evacuation during installation or maintenance, although a bleeder screw cap is not included.

Compatible Vehicles and Applications

This wheel cylinder is compatible with several Isuzu and Toyota models, including:

• Toyota Celica
• Toyota Corolla
• Toyota Corona
• Isuzu I-Mark

It is specifically designed to replace the original drum brake wheel cylinder in these vehicles, maintaining proper brake hydraulics function and safety.

Common Issues Addressed by This Wheel Cylinder

• Brake fluid leaks from worn or damaged wheel cylinders
• Reduced braking efficiency due to cylinder bore wear
• Brake pedal sponginess caused by air in the brake lines
• Uneven brake shoe wear resulting from cylinder malfunction
• Corrosion-related failure of original brake components

Installation Notes and Tips

When installing the Dorman W96254 drum brake wheel cylinder, ensure the brake system is properly bled using the included bleeder screw to remove air and maintain hydraulic pressure. Verify thread compatibility with the brake line inlet (M10 x 1.0) to avoid leaks. Inspect brake shoes and hardware for wear and replace as necessary to ensure optimal braking performance. Use appropriate tools to avoid damaging the cast iron casting during installation.

Quality Assurance and Warranty

Dorman manufactures this wheel cylinder to meet or exceed OEM standards for fit, form, and function. The cast iron construction provides durability and resistance to corrosion. While specific warranty details are not provided here, Dorman typically offers limited warranties on their brake hydraulics components to cover defects in material and workmanship.