Dynamite Friction 4502-31166 Disc Brake Kit - Rear

Rear Brake Kit for BMW 325xi

The Dynamite Friction DFC GEOSPEC Rotors with 5000 Advanced Brake Pads kit is a rear disc brake service kit for 2001-2005 BMW 325xi models. It combines coated rotors and matched pads in one package for a straightforward rear brake replacement on the BMW 325xi.

Key Features

• Rear disc brake kit for 2001-2005 BMW 325xi
• Part number 4502-31166
• DFC GEOSPEC coated rotors with corrosion-resistant silver-gray finish
• 5000 Advanced Brake Pads with post-cured friction material
• Scorched pads for reduced break-in time
• Rubber-steel-rubber shims for improved noise and vibration control
• Dry-processed, ready-to-install rotors
• OE-spec cast iron rotor construction and non-directional finish

Product Line Details

DFC GEOSPEC rotors are coated to help resist rust and arrive dry, so they do not require cleaning before installation. The rotor machining process uses tight tolerances, a non-directional finish for more even pad bedding, and balance inspection on vented rotors. The 5000 Advanced Brake Pads are formulated for stable friction performance and use shims to help reduce brake noise and harshness.

Detailed Description

This rear brake kit is built for drivers servicing the rear brakes on a BMW 325xi and looking for a matched rotor-and-pad solution. The DFC GEOSPEC rotor coating helps protect the rotor surface from corrosion, while the 5000 Advanced pads are prepared for consistent friction and smoother initial operation. Part number 4502-31166 is a direct rear brake service kit choice for 2001, 2002, 2003, 2004, and 2005 BMW 325xi applications.

Common Issues This Kit Can Address

• Rear brake pulsation from worn or uneven rotors
• Squealing or harsh braking from aged pads
• Reduced stopping performance due to pad wear
• Visible rotor rust and surface corrosion
• Brake noise caused by worn friction material

Installation Notes and Tips

Fits 2001-2005 BMW 325xi, rear. Confirm rear axle application before ordering and inspect calipers, slides, and brake fluid condition during service. The dry rotor finish is ready for installation, and the pad surface is prepared to reduce the initial bed-in period. Part number 4502-31166 may also be referenced during brake service lookup for the BMW 325xi rear brake kit.

Quality Assurance

Each DFC GEOSPEC rotor is manufactured to OE specifications, inspected for critical dimensions, and covered by a 12-month warranty against defects in material and workmanship. The brake pads are post-cured and assembled with premium shims to support stable performance and consistent fitment on the BMW 325xi rear brake application.