R1 Concepts Rear Brake Pads for Volvo and Mitsubishi

R1 Concepts R1 Optimum OE Pads are a rear disc brake pad set built for direct-fit replacement on select Volvo and Mitsubishi applications. Part number 2551-0838-00 covers rear brake service for 2000-2004 Volvo V40, 2000-2003 Volvo S40, 2004 Volvo S40 with 4 lug wheels, and 2003-2004 Mitsubishi Space Star.

Key Features

• Rear disc brake pad set for OE-style replacement
• R1 Optimum OE Pads product line from R1 Concepts
• Direct fitment for select Volvo S40, Volvo V40, and Mitsubishi Space Star models
• Part number 2551-0838-00 for accurate ordering and service matching
• Compatible With rear brake service on 2000-2004 Volvo V40 and 2000-2003 Volvo S40 applications

Detailed Description

The R1 Optimum OE Pads line is positioned as an OE-replacement brake pad solution for drivers who want a straightforward rear pad service part without changing the original brake setup. This disc brake pad set is cataloged for rear position use and is listed for 2003-2004 Mitsubishi Space Star, rear; 2004 Volvo S40, rear, 4 lug wheels; 2000-2004 Volvo V40, rear; and 2000-2003 Volvo S40, rear. If you are searching for R1 Concepts 2551-0838-00 rear brake pads for Volvo S40 or Volvo V40, this listing matches those confirmed applications.

What It Helps Address

• Worn rear brake pads
• Squealing or noisy rear braking during pad wear
• Reduced braking response from depleted friction material
• Uneven rear brake service intervals on listed vehicles
• Need for a direct-fit rear pad replacement on confirmed applications

Installation Notes and Tips

Verify the rear brake configuration before ordering, especially on the 2004 Volvo S40 with 4 lug wheels. Confirm the part number 2551-0838-00 against the vehicle’s brake setup and compare the old pads to the new set before installation. For best results, inspect rotors, caliper hardware, and brake fluid condition during service.

Quality Assurance

R1 Concepts identifies this part as part of its R1 Optimum OE Pads line, an OE-style replacement product family for routine brake service. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.