R1 Concepts 2551-2174-00 Disc Brake Pad Set - Rear

Rear Disc Brake Pads for EV and Truck Applications

R1 Concepts R1 Optimum OE Pads part number 2551-2174-00 are rear disc brake pads for a wide range of late-model electric vehicles, full-size SUVs, and light-duty trucks. This rear brake pad set is listed for applications such as the Cadillac Escalade, Chevrolet Silverado 1500, and GMC Sierra 1500, with fitment that spans 2019-2026 on several platforms.

Key Features

• Rear disc brake pad set for OE-style replacement service
• R1 Concepts R1 Optimum OE Pads product line
• Fits rear brake applications on EVs, SUVs, pickups, and commercial vans
• Application notes include sensor requirements on select vehicles
• Part number 2551-2174-00 for fitment lookup and ordering

Compatible Vehicle Applications

• Fits 2021-2026 Cadillac Escalade, rear; requires sensor BPS-47007 (1)
• Fits 2021-2026 Cadillac Escalade ESV, rear; requires sensor BPS-47007 (1)
• Fits 2019-2026 Chevrolet Silverado 1500, rear; requires sensor BPS-47007 (1)
• Fits 2019-2026 GMC Sierra 1500, rear; requires sensor BPS-47007 (1)
• Fits 2021-2026 GMC Yukon, rear; requires sensor BPS-47007 (1)
• Fits 2021-2026 GMC Yukon XL, rear; requires sensor BPS-47007 (1)
• Fits 2024-2026 Cadillac LYRIQ, rear; base front brakes
• Fits 2024-2026 Chevrolet Blazer EV, rear
• Fits 2022-2025 Rivian R1S, rear
• Fits 2022-2025 Rivian R1T, rear

What This Part Is Used For

• Replacing worn rear brake pads on Cadillac Escalade and Escalade ESV models
• Restoring rear braking performance on Chevrolet Silverado 1500 and GMC Sierra 1500 trucks
• Servicing rear brakes on EV platforms such as Cadillac LYRIQ, Chevrolet Blazer EV, and Rivian R1T
• Addressing brake wear indicators or pad thickness loss on supported applications
• Maintaining rear brake service intervals on SUVs, pickups, and electric vehicles

Installation Notes and Tips

Verify rear axle fitment, model year, and any sensor requirements before installation. Select applications require sensor BPS-47007 (1), and some listings include brake-system notes such as base front brakes or 6-piston front calipers. Confirm rotor condition and inspect caliper hardware, guide pins, and brake fluid level during service. For search accuracy, this part is commonly referenced for rear brake service on the Cadillac Escalade, Chevrolet Silverado 1500, and GMC Sierra 1500.

Quality Assurance

R1 Concepts R1 Optimum OE Pads are cataloged as an OE-style brake pad line for direct replacement use on the listed rear applications. Part number 2551-2174-00 is indexed for fitment verification across 2019-2026 vehicles in this catalog.