Rear Brake Rotors for Select GM Applications

Dynamite Friction DFC Brake Rotors - GEOSPEC Coated, part number 4002-47020, are rear disc brake rotors for select Chevrolet, Buick, and Pontiac applications. This rotor set is built for drivers servicing rear brake systems on vehicles such as the Chevrolet Impala, Buick LaCrosse, Buick Allure, and Pontiac Grand Prix.

Key Features

• Disc brake rotor set for rear axle service
• GEOSPEC coated finish for added corrosion resistance on exposed rotor surfaces
• Direct-fit replacement for listed GM rear brake applications
• Part number 4002-47020 for ordering and catalog matching
• Compatible with select Impala Limited, Impala, Allure, LaCrosse, and Grand Prix rear brake setups

Product Details

The DFC Brake Rotors - GEOSPEC Coated line focuses on replacement rotors with a protective coating intended to help maintain a cleaner rotor surface in everyday driving conditions. Part number 4002-47020 is a rear disc brake rotor set for 2004-2008 Pontiac Grand Prix, 2005-2009 Buick Allure, 2005-2009 Buick LaCrosse, 2011 Chevrolet Impala, 2012-2013 Chevrolet Impala, 2014-2016 Chevrolet Impala Limited, and related rear brake configurations listed below. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Vehicle Fitment

• Fits 2014-2016 Chevrolet Impala Limited, rear, Police & Taxi; Heavy Duty.
• Fits 2014-2016 Chevrolet Impala Limited, rear, excluding Police & Taxi.
• Fits 2012-2013 Chevrolet Impala, rear, excluding Police & Taxi.
• Fits 2012-2013 Chevrolet Impala, rear, Police Taxi & Heavy Duty.
• Fits 2011 Chevrolet Impala, rear.
• Fits 2005-2009 Buick Allure, rear.
• Fits 2005-2009 Buick LaCrosse, rear.
• Fits 2004-2008 Pontiac Grand Prix, rear.

Common Repair Uses

• Rear rotor replacement for worn or scored brake surfaces
• Service for brake pulsation caused by rotor wear or thickness variation
• Replacement after corrosion buildup on the braking surface
• Restoration of rear braking performance on Chevrolet Impala and Impala Limited models
• Maintenance for Buick LaCrosse, Buick Allure, and Pontiac Grand Prix rear brake systems

Installation Notes

Verify rear axle fitment by year, model, and service package before ordering. Inspect pads, calipers, and mounting surfaces during installation, and confirm rotor orientation and brake system condition before returning the vehicle to service. For Chevrolet Impala Limited and Impala listings, match the Police & Taxi or Heavy Duty notes exactly where shown.

Quality Assurance

DFC Brake Rotors - GEOSPEC Coated are part of Dynamite Friction’s brake rotor line for replacement applications. Use the listed fitment details and part number 4002-47020 to confirm the correct rear rotor set for your vehicle.