Aluminum paid down front part RIGHT bulkhead CNC-machined from premium lightweight Swiss 7075 T6 aluminum provides improved tightness and flex characteristics for better steering traits, despite difficult spec tires. Redesigned to fit the updated composite anti roll club bearing bushings that eliminate utilization of the bulkhead. The super-lightweight Swiss 7075 T6 aluminum bulkheads have really an extremely clean and lightweight design to provide the very best weight and CG.