Centric 134.43007 Drum Brake Wheel Cylinder - Rear

Reliable Drum Brake Wheel Cylinder for Geo Storm and Isuzu Stylus

The Centric Premium Wheel Cylinders 134.43007 is engineered to restore precise braking performance for your Geo Storm or Isuzu Stylus. Designed with quality materials and exact specifications, this drum brake wheel cylinder ensures consistent hydraulic pressure and smooth operation.

• Attachment Type: Bolted for secure mounting
• Mounting Method: 2 bolts with 2 mounting holes
• Includes bleeder screw with 7mm thread diameter and 1.0 thread pitch
• Dual slotted pistons for balanced brake application
• Bore diameter approximately 0.625 inches (5/8")
• Inlet thread diameter of 10mm with inverted flare fitting
• Compatible with left and right wheel positions
• Lightweight design at 0.6 lbs (0.27 kgs)

About Centric Premium Wheel Cylinders

The Centric Premium Wheel Cylinders line focuses on delivering precise fit and reliable hydraulic function for drum brake systems. This product line emphasizes quality manufacturing standards and includes features such as bleeder screws and dual pistons to maintain optimal brake fluid pressure and ease of maintenance. The 134.43007 model is part of this line, providing a direct replacement solution for specific Geo and Isuzu vehicles.

Product Details and Specifications

This drum brake wheel cylinder features a bolted attachment type with two mounting bolts, ensuring a secure and stable installation. The bore diameter measures approximately 0.625 inches, matching OEM specifications for proper hydraulic pressure. It includes a bleeder screw with a 7mm thread diameter and 1.0 thread pitch, facilitating easy brake fluid bleeding during maintenance. The inlet fitting uses an inverted flare design with a 10mm thread diameter and 1.0 pitch, compatible with standard brake lines. Both pistons are slotted, which helps maintain even pressure distribution within the brake drum assembly. The part is designed for use on both left and right sides of the vehicle.

Common Applications and Problem Resolution

• Restores braking function in Geo Storm and Isuzu Stylus drum brake systems
• Replaces leaking or seized wheel cylinders causing brake fluid loss
• Eliminates uneven brake application due to piston wear or corrosion
• Addresses brake drag or sticking caused by faulty wheel cylinders
• Improves brake pedal feel and responsiveness

Installation Notes and Tips

Ensure the vehicle is securely lifted and supported before beginning installation. Remove the brake drum carefully to access the wheel cylinder. Disconnect the brake line using appropriate flare nut tools to avoid damage to the inverted flare fitting. Replace the old wheel cylinder with the Centric Premium 134.43007, securing it with the two mounting bolts. Use the included bleeder screw to properly bleed the brake system and remove air pockets. Verify that the pistons move freely and that the brake drum rotates without binding after installation.

Quality Assurance and Warranty

Centric Premium Wheel Cylinders are manufactured to meet or exceed OEM standards for fit, form, and function. Each unit undergoes rigorous quality control to ensure durability and reliable hydraulic performance. While specific warranty details are not provided here, Centric products typically come with a limited warranty against defects in materials and workmanship. Consult product documentation or the manufacturer for exact warranty terms.