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The DBA 4000 Series slotted rotor is a single‑piece direct replacement cast from XG‑150 high‑carbon alloyed iron and finished with Thermal Stability Profiling. It features DBA's Kangaroo Paw ventilation with 144 diamond and teardrop pillars to increase surface area and improve cooling. The T3 bi‑directional slot design helps manage heat and maintain pad contact, delivering enhanced thermal stability for spirited street use.
DBA 2017+ Subaru STi Front Slotted 4000 Series Rotor
