Buell XB 9-S Diablo Race Edition Sport Motorcycle by R-R CustomizeTechnical Specifications Buell XB 9-S Race Edition by RRCModel: Buell XB 9-S model year 2003Engine: StockAir cleaner: K & NExhaust / Mufflers: Stock header polish Buell Race Series mufflerInjection: Buell Race Series ECMRear Wheel: Original rear wheel broadened to 6,25“ x 17“Pulley: Original Pulley