Centric 134.66029 Drum Brake Wheel Cylinder - Rear

Reliable Drum Brake Wheel Cylinder for Chevrolet and GMC Trucks

The Centric Premium Wheel Cylinders 134.66029 is designed to restore proper braking function in your Chevrolet Silverado 1500, Silverado 1500 Classic, Sierra 1500, or Sierra 1500 Classic. Engineered for durability and precise fitment, this drum brake wheel cylinder ensures consistent hydraulic pressure for safe stopping performance.

• Compatible with Chevrolet Silverado 1500, Silverado 1500 Classic, GMC Sierra 1500, and Sierra 1500 Classic
• Part number 134.66029 for exact replacement
• Bolted attachment type with 2-bolt mounting method
• Includes bleeder screw for easy brake system bleeding
• Dual piston design with 1.063 inch (1 1/16") bore diameter
• Inverted flare inlet fitting with 10mm thread diameter and 1.0 thread pitch
• Lightweight construction at approximately 1.25 lbs (0.57 kgs)

Centric Premium Wheel Cylinders Product Line Overview

The Centric Premium Wheel Cylinders line focuses on delivering high-quality brake hydraulics that meet or exceed OEM specifications. This product line emphasizes precise fitment and reliable performance, making it suitable for professional repairs and maintenance on compatible Chevrolet and GMC trucks. The 134.66029 wheel cylinder is part of this line, offering a direct replacement solution with durable materials and accurate dimensions.

Detailed Product Description

This drum brake wheel cylinder features a bolted attachment type with two mounting bolts, ensuring secure installation on your vehicle’s brake backing plate. The dual piston design provides balanced hydraulic pressure to both brake shoes, improving braking efficiency. The bore diameter measures approximately 1.063 inches (1 1/16"), matching OEM specifications for proper fluid displacement. The inlet fitting uses an inverted flare design with a 10mm thread diameter and 1.0 thread pitch, compatible with standard brake lines. Additionally, the included bleeder screw facilitates straightforward brake bleeding during installation or maintenance.

Common Applications and Issues Addressed

• Restores braking performance on Chevrolet Silverado 1500 and GMC Sierra 1500 models
• Replaces leaking or seized drum brake wheel cylinders
• Eliminates brake fluid leaks at the wheel cylinder
• Resolves uneven brake shoe wear 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 brake work
• Use the included bleeder screw to properly bleed air from the brake system after installation
• Inspect brake shoes and hardware for wear and replace if necessary during installation
• Verify the bore diameter and mounting hole alignment match your vehicle’s specifications
• Torque mounting bolts to manufacturer-recommended specifications to avoid leaks or loosening

Quality Assurance and Warranty

Centric Premium Wheel Cylinders are manufactured to meet strict quality standards, ensuring reliable performance and durability. This wheel cylinder undergoes rigorous testing to confirm proper fit and function. While specific warranty details are not provided here, Centric products typically include coverage against defects in materials and workmanship. Consult product documentation or your supplier for exact warranty terms.