Dynamite Friction 4002-48002 Disc Brake Rotor Set - Front

GEOSPEC Coated Front Brake Rotors

Dynamite Friction DFC Brake Rotors - GEOSPEC Coated, part number 4002-48002, are front disc brake rotors for a wide range of Chevrolet and GMC heavy-duty trucks, vans, and Suburban applications. This rotor set is built for direct replacement use on confirmed front fitments, including Chevrolet P30 and GMC P3500 models.

The GEOSPEC coated finish helps protect non-friction surfaces from corrosion while maintaining a clean, service-ready appearance. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

• Front disc brake rotor set
• GEOSPEC coated finish for corrosion resistance on non-friction surfaces
• Direct replacement for confirmed Chevrolet and GMC front brake applications
• Fits single rear wheel, dual rear wheel, floating axle, and semi-floating axle configurations listed below
• Part number: 4002-48002

Fitment Details

• Fits 1990-1995 Chevrolet P30, front; SRW; JB7 & JD7 Brakes; 13 x 2-1/2 inch rear shoes.
• Fits 1994-1995 GMC P3500, front; single rear wheels; JB7 & JD7 Brakes; 13 x 2-1/2 inch rear shoes.
• Fits 1990-1992 GMC P3500, front; single rear wheels; JB7 & JD7 Brakes; 13 x 2-1/2 inch rear shoes.
• Fits 1993 GMC P3500, front; single rear wheels; JB7 & JD7 Brakes; 13 x 2-1/2 inch rear shoes.
• Fits 1985-1989 Chevrolet G30, front; single rear wheels; 5-1/2 inch or 6-1/2 inch tall drums.
• Fits 1985-1989 GMC G3500, front; single rear wheels; 5-1/4 inch or 6-1/2 inch tall drums.
• Fits 1981-1989 Chevrolet P20, front; 13 inch rear drums with JB7 & JD7 brakes, or 11 inch rear drums with JB6 & JD6 brakes.
• Fits 1981-1989 GMC P2500, front; 13 inch rear drums or 11 inch rear drums with listed drum-height configurations.
• Fits 1981-1984 Chevrolet C20 and C20 Suburban, front; JB6 & JD6 or JB7 & JD7 brake systems with listed rear drum heights and GVW notes.
• Fits 1981-1984 GMC C2500 and C2500 Suburban, front; JB6 & JD6 or JB7 & JD7 brake systems with listed rear drum heights and GVW notes.
• Fits 1975-1980 Chevrolet C20, C20 Suburban, C30, G30, P20, and P30, front; JB6 or JB7 brake configurations as listed.
• Fits 1979-1980 GMC C2500, C2500 Suburban, C3500, G3500, P2500, and P3500, front; rear drum and shoe configurations as listed.
• Fits 1971-1974 Chevrolet C20 Suburban and GMC G35/G3500 Van, front; dual rear wheel and listed rear brake configurations.

What This Rotor Set Helps Address

• Front brake rotor wear on heavy-duty Chevrolet and GMC platforms
• Brake pulsation caused by rotor surface condition
• Corrosion on exposed rotor surfaces
• Service replacement for vehicles with the listed JB6, JB7, JD6, and JD7 brake setups
• Fitment matching for single rear wheel and dual rear wheel applications

Installation Notes

Verify the vehicle’s brake code, rear drum size, axle type, and gross vehicle weight rating before ordering. Confirm the front position and match the listed configuration notes exactly, especially on Chevrolet C20, C20 Suburban, GMC C2500, and GMC C2500 Suburban applications. Clean the hub mounting surface before installation and inspect pads, calipers, and bearings during rotor service.

Quality Assurance

Dynamite Friction DFC Brake Rotors - GEOSPEC Coated are cataloged for specific OE-style fitment coverage across the listed Chevrolet and GMC applications. Part number 4002-48002 is indexed for direct application matching using year, model, brake code, and axle configuration.