R1 Concepts 2551-0961-00 Disc Brake Pad Set - Rear

Rear Brake Pads for OE-Style Performance

R1 Concepts R1 Optimum OE Pads part number 2551-0961-00 are rear disc brake pad set replacements for a wide range of Subaru, Toyota, Nissan, Mitsubishi, INFINITI, and Maserati applications. This pad set is built for drivers who need a direct-fit rear brake solution for factory and Brembo-equipped vehicles.

Key Features

• Rear disc brake pad set for OE-style replacement
• R1 Optimum OE Pads product line
• Part number 2551-0961-00
• Application coverage for Subaru BRZ, Subaru WRX STI, Subaru Impreza, Toyota 86, Nissan 350Z, INFINITI G35, Mitsubishi Lancer, and Maserati Quattroporte rear brake systems
• Fits factory and Brembo brake configurations listed in the fitment data

Detailed Description

R1 Concepts 2551-0961-00 is a rear disc brake pad set from the R1 Optimum OE Pads line. It is listed for rear brake applications on 2024-2025 Subaru BRZ, 2020 Subaru BRZ, 2018 Subaru BRZ, 2020 Subaru WRX with 4 piston front calipers, 2019 Subaru BRZ with Brembo Performance Brake System, 2017 Subaru BRZ with Brembo Performance Brake System, 2019 Toyota 86, 2013-2017 Subaru WRX STI, 2004-2014 Subaru Impreza, 2003-2008 Nissan 350Z with Brembo brakes, 2004-2006 Maserati Quattroporte, 2003-2006 Mitsubishi Lancer, and 2003-2004 INFINITI G35 with Brembo brakes. If you are searching for rear brake pads for Subaru BRZ, WRX STI, or Toyota 86 applications, this part number provides a direct reference point for the listed vehicles.

What It Is Used For

• Replacing worn rear brake pads on listed Subaru BRZ, WRX STI, Impreza, and WRX applications
• Servicing rear Brembo brake systems on Nissan 350Z, INFINITI G35, and select Subaru BRZ models
• Restoring rear brake pad thickness after noise, vibration, or reduced stopping response
• Addressing uneven rear pad wear during routine brake service
• Maintaining rear brake performance on factory-equipped street vehicles

Installation Notes and Tips

Verify rear axle fitment against the exact year, make, model, and brake package before ordering. This part number 2551-0961-00 is listed for rear position only, and several applications require Brembo or specific caliper configurations. Inspect rotors, calipers, and pad hardware condition during service, and follow the vehicle manufacturer’s brake service procedure.

Quality Assurance

R1 Concepts identifies this part as part of the R1 Optimum OE Pads line, an OE-style brake pad offering for the listed rear applications. This part cross-references no additional part numbers in the provided data.