R1 Concepts 2551-1857-00 Disc Brake Pad Set - Rear

Rear Brake Pads for Select GM Applications

R1 Concepts R1 Optimum OE Pads part number 2551-1857-00 are rear disc brake pad set replacements for select Chevrolet, Buick, and GMC vehicles. This rear pad set is listed for applications such as the Chevrolet Bolt EV, Bolt EUV, Cruze, Malibu, Volt, Equinox, Buick LaCrosse, Regal Sportback, Regal TourX, and GMC Terrain.

Key Features

• Rear disc brake pad set for listed GM applications
• OE-style replacement from the R1 Optimum OE Pads line
• Application-specific fitment for rear brake service
• Part number 2551-1857-00 for catalog lookup and ordering
• Compatible with vehicles using rear disc brake pad service in the listed years

Fitment Details

• Fits 2022-2023 Chevrolet Bolt EUV, rear.
• Fits 2017-2023 Chevrolet Bolt EV, rear.
• Fits 2018-2021 GMC Terrain, rear.
• Fits 2018-2020 Buick Regal Sportback, rear.
• Fits 2018-2020 Buick Regal TourX, rear.
• Fits 2018-2020 Chevrolet Equinox, rear.
• Fits 2017-2019 Buick LaCrosse, rear.
• Fits 2016-2019 Chevrolet Cruze, rear.
• Fits 2016-2019 Chevrolet Malibu, rear, Electric Parking Brake.
• Fits 2016-2019 Chevrolet Volt, rear.

Product Description

R1 Concepts 2551-1857-00 is an OE-style rear disc brake pad set in the R1 Optimum OE Pads line. It is cataloged for rear brake service on select Chevrolet Bolt EV and Bolt EUV models, along with Buick, Chevrolet, and GMC vehicles that use the listed rear pad configuration. For shoppers searching for rear brake pads for 2016-2019 Chevrolet Malibu with electric parking brake, or rear brake pads for Chevrolet Cruze, Volt, and Equinox, this part number provides a direct fitment reference.

The R1 Optimum OE Pads line is positioned as a factory-style replacement option for routine brake maintenance. Part number 2551-1857-00 is also a useful search term when cross-checking rear brake pad applications for Chevrolet Bolt EV, Chevrolet Bolt EUV, and other listed GM models.

Common Service Issues Addressed

• Worn rear brake pad friction material
• Brake noise from depleted rear pads
• Reduced rear braking performance during normal driving
• Uneven rear pad wear during brake service
• Need for rear pad replacement on listed GM vehicles

Installation Notes

Verify rear axle fitment against the vehicle’s brake configuration before installation. The 2016-2019 Chevrolet Malibu listing includes Electric Parking Brake notes, so confirm the rear brake setup matches the application before ordering. Inspect rotors, caliper condition, and pad hardware wear points during service, and follow the vehicle manufacturer’s brake service procedure.

Quality Assurance

R1 Concepts markets the R1 Optimum OE Pads line as an OE-style replacement brake pad family for everyday service use. This part is identified by part number 2551-1857-00 for accurate catalog matching and application verification.