Rear Brake Pads for Select GM Sedans

R1 Concepts R1 Optimum OE Pads part number 2551-1430-00 are rear disc brake pads for select Chevrolet, Buick, and related GM applications. This rear brake pad set is listed for vehicles such as the Chevrolet Impala, Buick Regal, and Buick LaCrosse, with fitment covering model years from 2010 through 2020.

Key Features

• Disc brake pad set for rear axle applications
• R1 Optimum OE Pads product line from R1 Concepts
• Direct fitment for select Chevrolet Impala rear brake service
• Also listed for Buick Regal rear and Buick LaCrosse rear applications
• Part number 2551-1430-00 for catalog lookup and ordering

Fitment Details

• Fits 2017-2020 Chevrolet Impala, rear. R1 Optimum OE Pads.
• Fits 2014-2016 Chevrolet Impala, rear. Limited G Body; R1 Optimum OE Pads.
• Fits 2013-2015 Chevrolet Malibu, rear. R1 Optimum OE Pads.
• Fits 2016 Chevrolet Malibu Limited, rear. R1 Optimum OE Pads.
• Fits 2011-2017 Buick Regal, rear. R1 Optimum OE Pads.
• Fits 2010-2016 Buick LaCrosse, rear. R1 Optimum OE Pads.
• Fits 2010 Buick Allure, rear. R1 Optimum OE Pads.

What This Part Helps Address

• Rear brake pad wear on Chevrolet Impala and Malibu models
• Squealing or noisy rear brake operation
• Reduced braking response from worn disc pads
• Uneven rear brake pad thickness during service intervals
• Routine rear brake maintenance on Buick Regal and LaCrosse vehicles

Installation Notes

Verify rear axle fitment by year, make, model, and trim before installation. This part number 2551-1430-00 is listed for rear positions only, so it should be matched to the vehicle’s rear brake application during service. For accurate results, compare the existing pad shape and vehicle configuration before ordering.

Quality Assurance

R1 Concepts R1 Optimum OE Pads are cataloged as an OE-style brake pad line for the listed GM applications. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.