Custom Yamaha R1 Custom by Speedconcepts Yamaha R1 Custom by Speedconcepts SPECIFICATIONS, PRICE & IMAGES Bike Features More Bike Specifications:Redneck Vincent by Redneck engineeringKawasaki Z 400F-IINinjaKawasaki EN 500C Vulcan Classic / VN 500Kawasaki ZX-6R NinjaKawasaki KLX 450RKawasaki KLE 500Kawasaki VN 1700 Vulcan Vaquero