The DBA 4000 Series slotted T3 rear rotor for 2001–2007 BMW M3 (E46) with 325mm rotors is a direct-replacement performance rotor featuring high-carbon, heat-treated iron and DBA's Kangaroo Paw ventilation. The T3 bi-directional slot design and tri-symmetrical slotting improve pad bite and gas evacuation while preserving rotor strength, offering a refined upgrade for spirited road use and track-capable braking.
DBA 01-07 BMW M3 E46 w/325mm rotor Rear Slotted 4000 Series Rotor