The DBA 4000 Series plain rear rotor for 2005–2006 Pontiac GTO is a direct-replacement rotor built for consistent braking under demanding conditions. Constructed from XG-150 high carbon alloyed iron and processed with Thermal Stability Profiling, it tolerates repeated heat and stress. DBA’s Kangaroo Paw ventilation features 144 patterned pillars to increase surface area and cooling compared with straight vanes, while the HD option offers a smooth OE-style finish.
DBA 05-06 Pontiac GTO Rear 4000 Series Plain Rotor