R1 Concepts 2551-0394-00 Disc Brake Pad Set - Front

OE-Style Front Brake Pads for BMW and Audi

R1 Concepts R1 Optimum OE Pads, part number 2551-0394-00, are front disc brake pads for select BMW and Audi applications. This pad set is built for drivers replacing worn front pads on vehicles such as the BMW M3, BMW Z3, and Audi 100 with an OE-style fitment focus.

Key Features

• Front disc brake pad set for select BMW and Audi vehicles
• R1 Optimum OE Pads product line for OE-style replacement applications
• Fits front brake positions only
• Application-specific fitment for BMW M3, BMW Z3, BMW 525i, BMW 530i, BMW 540i, BMW 740i, BMW 740iL, BMW 750iL, BMW 525iT, BMW 535i, BMW M5, BMW 735i, BMW 735iL, Audi 100, and Audi 100 Quattro
• Requires the correct wear sensor for the listed vehicle application
• Part number 2551-0394-00 for catalog and fitment verification

Detailed Description

R1 Concepts 2551-0394-00 is a front disc brake pad set in the R1 Optimum OE Pads line. It is cataloged for a wide range of BMW front brake applications, including 2001-2005 BMW M3, 1998-2002 BMW Z3, and several classic 5, 7, and M-series models, plus select Audi front brake applications such as the 1989-1991 Audi 100 and 1989 Audi 100 Quattro. The R1 Optimum OE Pads line focuses on OE-style replacement fitment for drivers servicing factory brake systems.

This part number, 2551-0394-00, is a direct catalog reference for front brake service on the listed vehicles. This part cross-references common OE-style brake pad applications for the same vehicle platforms.

What It Helps Address

• Worn front brake pads
• Brake noise from pad wear
• Reduced braking response from thin friction material
• Uneven front brake service intervals
• Need for a front pad replacement matched to factory-style fitment

Installation Notes and Tips

Install on the front axle only. Verify the vehicle’s year, make, model, and brake sensor requirement before ordering; listed applications require sensor BPS-31016, BPS-31005, BPS-31001, or BPS-73000 depending on the vehicle. Confirm rotor condition and inspect caliper hardware and brake fluid condition during service. Use the exact fitment row for your vehicle, such as Fits 2001-2005 BMW M3, front, or Fits 1989-1991 Audi 100, front.

Quality Assurance

R1 Concepts catalogs this pad set under the R1 Optimum OE Pads line for OE-style replacement use. Part number 2551-0394-00 is listed with confirmed front fitment across 61 vehicle applications.