The DBA 4000 Series plain rotor for 1999–2006 Jeep Wrangler front applications is a direct-replacement rotor cast from XG-150 high carbon alloyed iron and treated with Thermal Stability Profiling. Its Kangaroo Paw ventilation features 144 diamond and teardrop pillars to increase surface area and cooling—yielding up to a 30% surface area gain and about a 20% improvement in cooling efficiency. The HD option maintains a smooth OE-style finish.
DBA 99-06 Jeep Wrangler Front 4000 Series Plain Rotor