Dorman W370034 Drum Brake Wheel Cylinder - Rear

Overview of Dorman Drum Brake Wheel Cylinder W370034

The Dorman W370034 drum brake wheel cylinder is designed specifically for Kia Sephia and Kia Spectra models. This component plays a critical role in your vehicle's brake hydraulics system, ensuring reliable braking performance by applying pressure to the brake shoes.

• 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
• Constructed from durable aluminum casting material
• Bore diameter measures 0.75 inches
• Package contains one drum brake wheel cylinder

Detailed Product Description

The Dorman W370034 drum brake wheel cylinder is engineered with an aluminum casting for strength and corrosion resistance, suitable for the brake hydraulics system of Kia Sephia and Kia Spectra vehicles. The bore diameter of 0.75 inches ensures proper piston movement within the cylinder, while the included bleeder screw facilitates efficient removal of air from the brake lines during maintenance. The brake line inlet thread diameter of 10 mm and the M10 x 1.0 thread size with a 1.0 pitch provide compatibility with the original brake line fittings, ensuring a secure and leak-free connection.

Compatible Vehicles and Applications

This wheel cylinder is compatible with the following Kia models:

• Kia Sephia
• Kia Spectra

It is designed to replace worn or leaking drum brake wheel cylinders, restoring proper hydraulic pressure to the rear drum brakes.

Common Issues Addressed by This Part

• Brake fluid leaks from the wheel cylinder
• Reduced braking efficiency due to worn or seized pistons
• Spongy brake pedal caused by air in the brake lines
• Uneven brake shoe wear
• Brake drag or sticking brakes

Installation Notes and Tips

When installing the Dorman W370034 wheel cylinder, ensure the brake system is properly bled using the included bleeder screw to remove any trapped air. Verify that the brake line fittings match the M10 x 1.0 thread size and 1.0 pitch to avoid leaks. Inspect brake shoes and hardware for wear and replace as necessary to maintain optimal braking performance.

Quality Assurance and Warranty

Dorman manufactures this drum brake wheel cylinder to meet or exceed OEM specifications for fit and function. The aluminum casting material provides durability and resistance to corrosion. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in material and workmanship to ensure reliability and customer confidence.