Article no.:
42851XS
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DBA 01-07 BMW M3 E46 w/325mm rotor Rear Drilled & Slotted 4000 Series Rotor
Experience the ultimate in braking performance with DBA's 4000 Series XS rotors, featuring the best technology and materials for maximum performance.
These rotors are cast from XG-150 high carbon alloyed iron and undergo Thermal Stability Profiling, allowing them to handle the increased stress and heat generated under intense braking applications.
With DBA's patented Kangaroo Paw ventilation, these rotors achieve up to a 30% increase in surface area and 20% improvement in cooling efficiency compared to traditional straight vane designs.
- Kangaroo Paw ventilation for increased surface area and heat dissipation
- Direct replacement suitability
- CBN (Cubic Boron Nitride) machined turned for lower Disc Thickness Variation and parallelism
- Moisture-proof corrosion protection packaging
| Diameter [mm] | 327 |
| Disc Vent | Kangaroo Paw |
| Number of Holes | 5 |
| Inner Diameter [mm] | 75 |
| Minimum Thickness [mm] | 18,4 |
| Thickness [mm] | 20 |
| Height [mm] | 61 |
| Pitch Circle [mm] | 120 |
| Stage | Stage 3 |
| Tech Bulletins | Bedding in Brakes |
| Tech Bulletins | How to clean a Disc Rotor before fitting |
| Tech Bulletins | Motorsport - Important Info |
| Make | Model | Year | Type |
|---|---|---|---|
| BMW | M3 | 2001 | Base |
| BMW | M3 | 2002 | Base |
| BMW | M3 | 2003 | Base |
| BMW | M3 | 2004 | Base |
| BMW | M3 | 2005 | Base |
| BMW | M3 | 2006 | Base |
DBA manufactures brake rotors for the automotive performance market. Their products include slotted and/or drilled rotors for both street and race applications. DBA’s unique “kangaroo paw” vented design utilizes teardrop patterned pillars, which increases cooling efficiency up to 20% over traditional vented rotors. DBA rotors also feature thermo-graphic paint markings that indicate the temperature of the rotor at specified thresholds, allowing the user to check brake performance quickly and easily.
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