Centric 146.43023 Disc Brake Caliper Piston - Front

Centric Front Caliper Piston for Toyota

The Centric Premium Steel & Aluminum Caliper Pistons line is built for brake hydraulic service where piston dimensions and material matter. Part number 146.43023 is a steel disc brake caliper piston with a 42.90 mm outside diameter, 29.99 mm inside diameter, and 6.55 mm thickness for front brake applications.

Compatible With Toyota 4Runner and Toyota Pickup front brake caliper service, this piston supports accurate caliper rebuild work on select 1988-1995 vehicles. The Centric 146.43023 is sized for applications calling for a 43 mm disc brake caliper piston and is listed for Toyota 4Runner front fitment through July 1995.

Key Features

• Steel disc brake caliper piston for brake hydraulic repair
• Centric Premium Steel & Aluminum Caliper Pistons product line
• Outside diameter: 42.90 mm / 1.6731 in
• Inside diameter: 29.99 mm
• Thickness: 6.55 mm / 0.25545 in
• Front position fitment for select Toyota 4Runner and Toyota Pickup models
• Part number 146.43023 for accurate ordering and service matching

Detailed Description

Centric 146.43023 is a front disc brake caliper piston made from steel and specified with precise dimensional data for rebuild and replacement work. The Premium Steel & Aluminum Caliper Pistons line focuses on caliper piston service parts with the measurements needed to match the original brake hydraulic setup. For Toyota 4Runner and Toyota Pickup front brake applications, this piston supports service on vehicles from 1988-1995, including 1995 Toyota 4Runner front fitment up to July 1995 and 1988 Toyota 4Runner front applications that use a 43 mm disc brake caliper piston.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What It Helps Fix

• Sticking or seized front caliper piston movement
• Brake fluid leakage at the caliper piston area
• Uneven front brake pad contact
• Poor brake pedal response caused by worn piston surfaces
• Brake rebuild needs on select Toyota 4Runner and Toyota Pickup front calipers

Installation Notes and Tips

Verify caliper bore size, piston diameter, and thickness before installation. Confirm front brake application and match the piston to the exact Toyota 4Runner or Toyota Pickup year listed for your vehicle. Clean the caliper bore thoroughly, inspect seals and related hydraulic components, and measure the original piston before assembly to ensure proper brake operation.

Quality Assurance

Centric’s Premium Steel & Aluminum Caliper Pistons line is built around application-specific dimensions for brake service accuracy. Part number 146.43023 is cataloged for confirmed front fitment on select Toyota 4Runner and Toyota Pickup models.