The DBA 4000 Series slotted front rotor for 1988–1995 Alfa Romeo Spider is a direct-replacement performance rotor cast from XG-150 high-carbon alloyed iron and heat-treated with Thermal Stability Profiling to withstand repeated heavy braking. It features DBA's Kangaroo Paw ventilation with 144 diamond and teardrop pillars plus the T3 bi-directional slot design for improved pad bite, consistent contact and enhanced cooling versus straight-vane rotors.
DBA 88-95 Alfa Romeo Spider Front 4000 Series Slotted Rotor