Dynamite Friction 4512-31201 Disc Brake Kit - Front

Front Brake Kit for BMW 125i and 128i

Dynamite Friction DFC GEOSPEC Coated Rotors with 5000 Advanced Brake Pads - Ceramic and Hardware, part number 4512-31201, is a front disc brake kit built for select 2012-2013 BMW 125i and 128i applications. It combines coated rotors, ceramic pads, and matching brake hardware in one service package for a complete front brake refresh.

Fits 2012-2013 BMW 125i, front. Fits 2012-2013 BMW 128i, front. This part number, 4512-31201, is listed for the front axle only.

Key Features

• DFC GEOSPEC coated brake rotors with a silver-gray corrosion-resistant finish
• 5000 Advanced ceramic brake pads with post-cured friction material
• Scorched pads to reduce initial break-in time and improve first-stop response
• Premium rubber-steel-rubber shims for improved noise, vibration, and harshness control
• Hardware kit with PTFE coating, vulcanized rubber, and stainless steel construction
• Rotors machined to OE-style tolerances with a non-directional finish for smoother pad bedding
• Dry-processed, dry-shipped rotors ready for installation

Product Details

The DFC GEOSPEC rotor design uses G3000/G11H18 cast iron and is machined for consistent fit and braking stability. The coated surface helps resist rust better than conventional paint or zinc finishes, while the non-directional finish supports even pad contact and quieter operation. The 5000 Advanced ceramic pads are formulated for stable friction performance and are assembled with shims that help reduce brake noise. The included hardware kit is designed to restore proper spring tension and caliper movement during brake service. Part number 4512-31201 is a direct front brake service solution for BMW 125i and BMW 128i models from 2012-2013.

Common Brake Service Issues

• Brake noise from worn pads or fatigued hardware
• Uneven pad wear caused by corroded or weakened hardware
• Longer stopping distances from worn rotors and pads
• Rotor rust and surface corrosion on the braking surface
• Vibration or pulsation during braking

Installation Notes

Verify front axle fitment before ordering. Clean the rotor and hub mounting surfaces before installation, and follow the vehicle manufacturer’s brake bedding procedure after service. Because the rotors are shipped dry and ready to install, no oil removal step is required. For best results, inspect caliper condition and brake hoses during the same repair.

Quality Assurance

Each rotor is 100% inspected for critical dimensions and balance, and every finished rotor is checked against OE specifications. DFC states that the rotors carry a 12-month warranty against defects in material and workmanship. Part number 4512-31201 is engineered as a complete front brake kit for BMW 125i and 128i service work.