Rear Dynamic Friction Company GEOSPEC Coated Brake Rotor 604-31030 (1) For 1991-1992 BMW 850i. 1993-1997 BMW 850Ci. 1994-1995 BMW 850CSi. 1994-1997 BMW 840Ci. 1995-2001 BMW 740i. 1995-2001 BMW 740iL

All DFC GeoSpec Coated Brake Rotors are specially coated with a patented paint to form a durable and attractive silver-gray finish that fights rust far better than other conventional paint or zinc coatings. Each DFC GeoSpec Coated Brake Rotors is processed dry. shipped dry. and ready to install without any additional preparation. An average brake job takes 1.25-2.5 hours per axle. Without the need to clean an oil covered rotor. this saves a tremendous amount of time and money during the installation process. The coating is simply and safely swept away by the friction material with no harmful effects.

• Provides superior corrosion protection over zinc / conventional painting
• CNC-machined to the tightest tolerances.
• 100% precision mill-balanced for smoother stopping and zero vibration at any speed.
• Non-directional finish to promote faster break-in and smoother stops.