Rear Brake Pads for Buick Encore GX and Trailblazer

R1 Concepts R1 Optimum OE Pads, part number 2551-2308-00, are rear disc brake pads for select Buick Encore GX and Chevrolet Trailblazer applications. This pad set is built for drivers who need a direct-fit rear brake service part with vehicle-specific coverage.

Key Features

• Rear disc brake pad set for select compact SUV applications
• Compatible with 2020-2026 Buick Encore GX, rear
• Compatible with 2021-2025 Chevrolet Trailblazer, rear
• Compatible with 2026 Chevrolet Trailblazer, rear
• R1 Optimum OE Pads product line from R1 Concepts
• Part number 2551-2308-00 for fitment-based lookup

Product Details

The R1 Optimum OE Pads line focuses on OE-style replacement coverage for everyday brake service. This rear disc brake pad set is listed for the Buick Encore GX and Chevrolet Trailblazer, with fitment spanning 2020-2026 Buick Encore GX rear and 2021-2026 Chevrolet Trailblazer rear applications. Use part number 2551-2308-00 when confirming the correct rear pad set for your vehicle.

Common Brake Service Issues

• Rear brake pad wear requiring replacement
• Squealing or noise from worn rear pads
• Reduced braking performance from thin friction material
• Uneven rear brake response during routine service
• Brake inspection findings calling for rear pad replacement

Installation Notes

Verify rear axle fitment before ordering. For 2020-2026 Buick Encore GX rear applications and 2021-2025 Chevrolet Trailblazer rear applications, one fitment note specifies sensor BPS-45001 (1) is required. Confirm the sensor requirement on the vehicle before installation. This part number, 2551-2308-00, should be matched to the rear position only.

Quality Assurance

R1 Concepts markets the R1 Optimum OE Pads line as an OE-style brake pad offering for direct replacement service. Confirm vehicle fitment by year, make, model, and rear position before purchase.