R1 Concepts 2551-2404-00 Disc Brake Pad Set - Front

Front Disc Brake Pads for GM Vans

R1 Concepts R1 Optimum OE Pads part number 2551-2404-00 are front disc brake pads for select Chevrolet Express 2500, Chevrolet Express 3500, GMC Savana 2500, and GMC Savana 3500 models. Built with a semi-metallic friction material and integrally molded attachment, this pad set is sized for the front axle and supports consistent brake service on heavy-duty vans.

Key Features

• Semi-metallic friction material for dependable stopping performance
• Integrally molded construction for a secure friction-to-backing plate bond
• 4-pad set for one front axle service
• Outer pad height: 63.4 mm
• Inner pad height: 64.4 mm
• Outer and inner pad width: 202 mm
• Outer pad thickness: 19 mm
• Inner pad thickness: 18.9 mm
• Compatible with front brake applications on Chevrolet Express 2500, Chevrolet Express 3500, GMC Savana 2500, and GMC Savana 3500

Product Details

The R1 Optimum OE Pads line focuses on OE-style replacement brake components for everyday service needs. This R1 Concepts brake pad set, part number 2551-2404-00, uses a semi-metallic friction compound to balance braking response and wear characteristics for front brake service on 2021-2026 Chevrolet Express and GMC Savana vans. The pad dimensions and molded construction help ensure the correct fitment profile for the listed applications.

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

Common Issues These Pads Address

• Worn front brake pads that reduce braking effectiveness
• Brake noise caused by aged or uneven pad material
• Reduced pedal response from thin friction material
• Front-end brake service needs on high-use cargo and passenger vans
• Replacement of pads that no longer match OE-style dimensions

Installation Notes and Tips

Verify rotor condition, caliper operation, and pad fitment before installation. These pads are listed for the front position only, so confirm the vehicle is a 2021-2026 Chevrolet Express 2500, Chevrolet Express 3500, GMC Savana 2500, or GMC Savana 3500 before ordering. For best results, service both front sides together and follow the vehicle manufacturer’s brake bedding procedure after installation.

Quality Assurance

R1 Concepts markets the R1 Optimum OE Pads line as an OE-style brake pad solution for direct replacement service. Part number 2551-2404-00 is built to the listed dimensions and material specification for the confirmed front fitments.

Vehicle Fitment

• Fits 2021-2026 Chevrolet Express 2500, front
• Fits 2021-2026 Chevrolet Express 3500, front
• Fits 2021-2026 GMC Savana 2500, front
• Fits 2021-2026 GMC Savana 3500, front