Centric 145.54012 Disc Brake Caliper Piston - Rear

Reliable Phenolic Disc Brake Caliper Piston for Chevrolet and GMC

The Centric Premium Phenolic Caliper Piston 145.54012 is engineered to provide consistent performance and durability for your Chevrolet Express 3500 or GMC Savana 3500. Designed with precise dimensions and high-quality phenolic material, this piston ensures efficient brake operation and heat resistance.

• Constructed from phenolic material for reduced heat transfer and corrosion resistance
• Length: 51.59 mm for accurate fitment
• Inside diameter: 29.16 mm for proper seal engagement
• Piston outer diameter: 53.85 mm (2.10015 inches)
• Thickness: 12.67 mm (0.49413 inches) for structural integrity
• Piston type: S, designed for specific caliper compatibility

About Centric Premium Phenolic Caliper Pistons

The Centric Premium Phenolic Caliper Pistons line focuses on delivering high-quality phenolic pistons that reduce heat transfer to the brake fluid, helping to prevent brake fade and corrosion. This product line is tailored for professional repair and maintenance, offering reliable performance for disc brake systems on heavy-duty vehicles like the Chevrolet Express 3500 and GMC Savana 3500.

Product Details and Specifications

This disc brake caliper piston, part number 145.54012, is manufactured from phenolic material known for its lightweight and heat-resistant properties. The piston measures 51.59 mm in length with an inside diameter of 29.16 mm, ensuring a precise fit within the caliper bore. The outer diameter of 53.85 mm (2.10015 inches) and thickness of 12.67 mm (0.49413 inches) provide the necessary strength and durability for consistent brake performance. The piston type S indicates compatibility with specific caliper designs used in Chevrolet Express 3500 and GMC Savana 3500 models.

Common Applications and Problem Solving

• Replacement for worn or damaged caliper pistons in Chevrolet Express 3500 and GMC Savana 3500
• Helps reduce brake fluid contamination caused by piston corrosion
• Improves brake system heat management to prevent fade during heavy use
• Restores proper caliper function and brake pad engagement
• Addresses piston sticking or binding issues in disc brake systems

Installation Notes and Tips

Ensure the caliper bore is clean and free of debris before installing the Centric Premium Phenolic Caliper Piston 145.54012. Use appropriate brake lubricant on the piston seal to facilitate smooth movement. Verify piston type S compatibility with your vehicle’s caliper design. Properly align the piston during installation to avoid damage to seals and ensure optimal brake performance.

Quality Assurance and Warranty

Centric Premium Phenolic Caliper Pistons are manufactured to meet or exceed OEM specifications for durability and performance. The phenolic material offers resistance to heat and corrosion, contributing to longer service life. While specific warranty details are not provided, Centric products typically undergo rigorous quality control to ensure reliability in Chevrolet Express 3500 and GMC Savana 3500 brake systems.