Centric 130.44748 Brake Master Cylinder

Centric Premium Brake Master Cylinder for Toyota 4Runner

The Centric Premium Brake Master Cylinder, part number 130.44748, is built for direct replacement on select Toyota 4Runner applications. It matches original equipment fitment and configuration, with a 22mm bore and two ports for the specified brake system setup.

Centric Premium Brake Master Cylinders are part of the Centric Premium Brake Master Cylinders line, which focuses on OE-style hydraulic replacement parts for brake service. This master cylinder is supplied with the reservoir assembly and is listed for 2014-2022 Toyota 4Runner models with vacuum booster type, plus 2023-2024 Toyota 4Runner models with reservoir application details noted in fitment.

• Part number: 130.44748
• 22mm bore diameter / 0.866 in. bore size
• Straight bore type
• 2-port design
• Reservoir included
• OE-style configuration and fitment
• Compatible with select Toyota 4Runner brake hydraulic applications

Brake Hydraulic Replacement Details

This brake master cylinder is engineered to match the original configuration used in the vehicle’s hydraulic brake system. For Toyota 4Runner service, the correct bore size and port layout are important for maintaining proper pedal feel and hydraulic pressure distribution. The Centric 130.44748 is a direct-fit replacement for the listed 4Runner applications and is built to align with the original casting and component layout where applicable.

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

What This Part Helps Address

• Low or inconsistent brake pedal response
• Internal master cylinder fluid bypass
• Brake fluid leakage at the master cylinder
• Soft pedal feel caused by hydraulic wear
• Brake warning concerns tied to master cylinder failure

Installation Notes and Tips

Verify the vehicle’s booster type, reservoir configuration, and port count before installation. This master cylinder does not include mounting hardware, a brake booster, a push rod, a bleeder hose set, or a mounting bracket. Bench bleeding is recommended before final installation, and the brake system should be inspected for fluid condition, line integrity, and proper pedal travel after replacement.

Quality Assurance

Centric’s brake hydraulic program is built around OE-style replacement standards for fitment, configuration, and component layout. The 130.44748 master cylinder is specified for the listed Toyota 4Runner applications and is designed to align with original equipment requirements for the brake hydraulic system.

Compatible Vehicles

• Fits 2023-2024 Toyota 4Runner, N/A, w/ Reservoir; Centric Premium Brake Master Cylinders
• Fits 2014-2022 Toyota 4Runner, N/A, Vacuum Booster Type; Centric Premium Brake Master Cylinders