Centric 134.42305 Drum Brake Wheel Cylinder - Rear

Overview of Centric Premium Wheel Cylinders 134.42305

The Centric Premium Wheel Cylinder 134.42305 is designed specifically for Nissan 720 and D21 models, providing reliable drum brake hydraulic performance. This bolted wheel cylinder features dual pistons and includes a bleeder screw for efficient brake maintenance.

• Attachment Type: Bolted with 2 mounting bolts
• Inlet Thread Diameter: 10.000 mm with 1.000 thread pitch
• Bore Diameter: Approximately 17.46 mm (11/16 inch)
• Includes bleeder screw with 7.000 mm thread diameter and 1.000 thread pitch
• Dual dimpled pistons for balanced brake pressure
• Inverted flare type inlet and port fittings
• Compatible with left and right wheel positions
• Weight: 1.1 lbs (0.5 kgs)

About Centric Premium Wheel Cylinders

The Centric Premium Wheel Cylinders line focuses on delivering precise fitment and durable construction for brake hydraulics. This product line emphasizes quality materials and exact specifications to ensure consistent braking performance and ease of installation. The 134.42305 model maintains these standards, making it suitable for Nissan 720 and D21 drum brake systems.

Detailed Product Description

This drum brake wheel cylinder features a bolted attachment type with two mounting bolts, ensuring secure installation on compatible Nissan 720 and D21 vehicles. The cylinder includes two dimpled pistons that help maintain even pressure distribution within the brake system. The bore diameter measures approximately 17.46 mm (11/16 inch), matching OEM specifications for proper hydraulic function. The inlet and port fittings use an inverted flare design with a 10 mm inlet thread diameter and 1.000 thread pitch, facilitating a leak-resistant connection. Additionally, the included bleeder screw with a 7 mm thread diameter and 1.000 thread pitch allows for straightforward brake fluid bleeding during maintenance.

Common Applications and Issues Addressed

• Replacement of worn or leaking drum brake wheel cylinders on Nissan 720 and D21 models
• Resolving brake fluid leaks caused by damaged pistons or seals
• Restoring proper brake hydraulic pressure for improved stopping performance
• Addressing uneven brake application due to faulty wheel cylinders
• Maintenance of brake system integrity during routine brake service

Installation Notes and Tips

• Ensure the vehicle is securely lifted and supported before beginning installation
• Use the included bleeder screw to properly bleed air from the brake system after installation
• Verify the bore diameter and mounting hole alignment match the vehicle’s specifications
• Inspect brake lines and fittings for damage or corrosion during installation
• Torque mounting bolts to manufacturer specifications to avoid leaks or loosening

Quality Assurance and Warranty

Centric Premium Wheel Cylinders are manufactured to meet or exceed OEM standards for fit, form, and function. The 134.42305 wheel cylinder undergoes rigorous quality control to ensure durability and reliable brake performance. While specific warranty details are not provided here, Centric products typically include coverage against defects in materials and workmanship. Consult product documentation or supplier information for exact warranty terms.