Custom Ducati Monster S4R Concept by Paolo Tesio Ducati Monster S4R Concept by Paolo Tesio SPECIFICATIONS, PRICE & IMAGES Bike Features More Bike Specifications:Rayvolution GSX-R 750 Powered Trike KitHulster 8 Valve“Street Hawk”Ducati 1098 “Malizia” by Shed XKawasaki VN 1600 ClassicYamaha XT 600 Pro Desert SonKawasaki ZX-10R NinjaYamaha Yard Built VMAX 'V-Speed' by Liberty Yamaha