R1 Concepts 2551-1078-00 Disc Brake Pad Set - Front

R1 Concepts Front Brake Pads for Subaru Applications

R1 Concepts R1 Optimum OE Pads, part number 2551-1078-00, are front disc brake pads for select Subaru WRX, Legacy, Outback, Forester, Tribeca, and B9 Tribeca models. This front brake pad set is built for drivers replacing worn pads on daily-driven Subaru vehicles with an OE-style fitment focus.

Key Features

• Front disc brake pad set for select Subaru applications
• R1 Optimum OE Pads product line from R1 Concepts
• Fits 2021 Subaru WRX, front
• Fits 2015-2017 Subaru WRX, front
• Fits 2020 Subaru WRX, front, electric parking brake
• Fits 2018-2019 Subaru WRX, front, standard calipers
• Fits 2005-2019 Subaru Legacy, front
• Fits 2010-2019 Subaru Outback, front
• Fits 2014-2018 Subaru Forester, front
• Fits 2008-2014 Subaru Tribeca, front
• Fits 2006-2007 Subaru B9 Tribeca, front

Product Line Overview

The R1 Optimum OE Pads line is positioned as an OE-replacement brake pad range for drivers who want a direct front pad service part for factory-style brake systems. For Subaru WRX, Legacy, Outback, Forester, Tribeca, and B9 Tribeca front brake service, part number 2551-1078-00 provides a focused application match across multiple model years and brake configurations.

What This Part Is Used For

• Replacing worn front brake pads on Subaru WRX models
• Servicing front brakes on Subaru Legacy and Outback vehicles
• Restoring pad material after brake wear indicators or low-friction symptoms
• Addressing brake noise caused by pad wear or uneven pad condition
• Maintaining consistent front braking performance during routine brake service

Installation Notes and Fitment

Compatible With front brake service only. Fitment includes 2021 Subaru WRX, 2015-2017 Subaru WRX, 2020 Subaru WRX with electric parking brake, 2018-2019 Subaru WRX with standard calipers, 2005-2019 Subaru Legacy, 2010-2019 Subaru Outback, 2014-2018 Subaru Forester, 2008-2014 Subaru Tribeca, and 2006-2007 Subaru B9 Tribeca. Verify caliper type and vehicle configuration before installation. Part number 2551-1078-00 should be matched to the exact front application listed above.

Quality Assurance

R1 Concepts supplies this brake pad set under its R1 Optimum OE Pads line for application-specific front brake replacement. Part number 2551-1078-00 is cataloged for the listed Subaru fitments to support accurate brake service selection.