The DBA 4000 Series plain rotor for 2005–2008 Chevrolet Cobalt front applications (single-piston caliper) is a direct-fit OE-style replacement from DBA's 4000 line. Cast from XG-150 high carbon alloyed iron and featuring DBA's Kangaroo Paw ventilation with 144 patterned pillars, it increases surface area and cooling efficiency, improving thermal stability under repeated heavy braking.
DBA 05-08 Chevrolet Cobalt (w/Single Piston Caliper) Front 4000 Series Plain Rotor