Centric 134.77002 Drum Brake Wheel Cylinder - Rear Left Forward

Overview of Centric Premium Wheel Cylinders 134.77002

The Centric Premium Wheel Cylinders 134.77002 is a reliable drum brake wheel cylinder designed for precise braking performance. Engineered with a bolted attachment type and a 4-bolt mounting method, this component ensures secure installation and consistent operation in compatible vehicles.

• Bolted attachment type with 4 mounting bolts for secure fitment
• Includes bleeder screw for easy brake fluid maintenance
• Dual slotted pistons with a bore diameter of approximately 1.063 inches (26.99 mm)
• Inverted flare inlet fitting with 10 mm thread diameter and 1.000 thread pitch
• Left position wheel cylinder with integrated star wheel and adjuster assembly
• Weight of 2.75 lbs (1.25 kgs) for balanced performance

Detailed Product Features and Specifications

This Centric Premium Wheel Cylinders model 134.77002 is designed specifically for drum brake systems requiring a bolted wheel cylinder with four mounting holes. The dual slotted pistons provide smooth and reliable brake actuation, while the included bleeder screw facilitates proper brake fluid bleeding during maintenance. The bore diameter measures approximately 1 1/16 inches, ensuring compatibility with brake shoes designed for this size. The inlet fitting features an inverted flare design with a 10 mm thread diameter and a 1.000 thread pitch, which is common in many drum brake hydraulic systems. Additionally, the left-side positioning and integrated star wheel with adjuster assembly allow for precise brake shoe adjustment and consistent braking performance.

About Centric Premium Wheel Cylinders Product Line

The Centric Premium Wheel Cylinders line focuses on delivering high-quality brake hydraulics components that meet or exceed OEM specifications. This product line emphasizes durability and precise fitment, making it suitable for professional repairs and maintenance. The 134.77002 wheel cylinder is part of this line, offering reliable performance for vehicles requiring a bolted, dual-piston drum brake wheel cylinder with advanced features like the star wheel adjuster.

Common Applications and Problem Solving

• Replacement for leaking or seized drum brake wheel cylinders
• Restores proper brake fluid pressure and pedal feel
• Addresses uneven brake shoe wear caused by faulty wheel cylinders
• Eliminates brake drag or sticking due to piston malfunction
• Improves brake system reliability in vehicles with bolted wheel cylinders

Installation Notes and Tips

When installing the Centric Premium Wheel Cylinders 134.77002, ensure the mounting surface is clean and free of debris to guarantee a proper seal. Use the four mounting bolts to secure the cylinder firmly in place. The included bleeder screw should be used to remove air from the brake lines after installation. Adjust the star wheel assembly to achieve correct brake shoe clearance. Verify the inverted flare inlet fitting is properly tightened to prevent leaks. Always follow vehicle-specific service manual instructions for brake system maintenance.

Quality Assurance and Warranty

Centric Premium Wheel Cylinders are manufactured to meet strict quality standards and undergo rigorous testing to ensure durability and performance. While specific warranty details for part number 134.77002 are not provided here, Centric typically offers limited warranties covering defects in materials and workmanship. For exact warranty information, refer to Centric’s official documentation or contact authorized distributors.