Dynamic Friction 331-48601 Disc Brake Caliper - Rear Left

Rear Left Disc Brake Caliper for Trailblazer, Envoy

The Dynamic Friction DFC Premium Caliper - Silver Zinc Coated, part number 331-48601, is a rear left disc brake caliper for select GM and related SUVs and crossover applications. It is built for direct replacement service on vehicles such as the Chevrolet Trailblazer and GMC Envoy, with fitment also covering the Saab 9-7x, Isuzu Ascender, Buick Rainier, Chevrolet SSR, Trailblazer EXT, Envoy XL, Envoy XUV, and Oldsmobile Bravada.

The DFC Premium Caliper - Silver Zinc Coated line focuses on replacement calipers with a corrosion-resistant silver zinc finish for service in brake hydraulic applications. Part number 331-48601 is intended for rear left positions and supports a clean OE-style repair when the original caliper is worn, sticking, or leaking.

• Rear left disc brake caliper
• Silver zinc coated finish for added corrosion resistance
• Direct-fit replacement for brake hydraulic service
• Fits 2002-2009 Chevrolet Trailblazer, rear left
• Fits 2002-2009 GMC Envoy, rear left
• Fits 2005-2009 Saab 9-7x, rear left
• Part number 331-48601 for easy identification

Use this caliper when the original rear left unit shows uneven braking, brake fluid seepage, piston drag, or pad wear caused by caliper binding. It also addresses noise, reduced braking response, and pull-related symptoms tied to a failing hydraulic caliper on Trailblazer and Envoy platform vehicles.

• Brake fluid leakage at the rear left wheel
• Sticking or seized caliper piston
• Uneven rear brake pad wear
• Brake pull or inconsistent pedal feel
• Corrosion-related caliper replacement on high-mileage vehicles

Installation should follow factory brake service procedures, including inspection of pads, rotors, hoses, and slide components before returning the vehicle to service. Bleed the brake system after installation and verify proper rear left brake operation. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Quality assurance for this DFC Premium Caliper centers on application-specific fitment for the listed vehicles and the protective silver zinc coating used on the caliper body. Confirm the rear left position and vehicle year before ordering.