Dynamite Friction 4002-31009 Disc Brake Rotor Set - Rear

Rear Brake Rotors for BMW 740i, 740iL, 840Ci, 850Ci, 850CSi, 850i

Dynamite Friction DFC Brake Rotors - GEOSPEC Coated, part number 4002-31009, are rear disc brake rotors for select BMW applications from 1991-2001. This rotor set is built for drivers servicing BMW 740i, BMW 740iL, BMW 840Ci, BMW 850Ci, BMW 850CSi, and BMW 850i rear brake systems.

Key Features

• Rear disc brake rotor set for select BMW models
• GEOSPEC coated surface for added corrosion resistance on non-friction areas
• Direct-fit replacement format for rear brake service
• Part number 4002-31009 for accurate catalog matching
• Compatible with multiple BMW 7 Series and 8 Series rear brake applications

Product Details

The DFC Brake Rotors - GEOSPEC Coated line focuses on coated rotor protection for everyday brake service. For BMW rear brake maintenance, this rotor set provides a clean replacement option for vehicles that need rear rotor renewal without changing the overall brake system layout. Part number 4002-31009 is listed for rear fitment on 1991-2001 BMW 740i, 1995-2001 BMW 740iL, 1994-1997 BMW 840Ci, 1994-1997 BMW 850Ci, 1994-1995 BMW 850CSi, 1993 BMW 850Ci, and 1991-1992 BMW 850i.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What It Helps Address

• Rear brake rotor wear from normal mileage
• Brake pulsation caused by rotor surface irregularity
• Corrosion on exposed rotor areas
• Reduced braking consistency from aged rear rotors
• Service needs on BMW rear brake systems

Installation Notes

Verify rear axle fitment by year, model, and production date before ordering, especially for 1993 BMW 850Ci applications with split production-date coverage. Inspect pads, calipers, and hub surfaces during rotor replacement to confirm proper brake service results. Use the vehicle’s service specifications for torque and bedding procedures.

Quality Assurance

Dynamite Friction’s DFC Brake Rotors - GEOSPEC Coated line is positioned as a coated rotor solution for consistent replacement fitment on listed BMW rear applications. Part number 4002-31009 is cataloged for direct vehicle matching across the specified models and years.