Custom Yamaha R1 Street Tracker by Gregg’s Customs Yamaha R1 Street Tracker by Gregg’s Customs SPECIFICATIONS, PRICE & IMAGES Bike Features More Bike Specifications:Velocette KTTHusqvarna Vitpilen 701 Custom by OutsidersIndian Scout Racer by PJ GrakauskasCFXSS-1 by Michael KamalianMillyard V12 KawasakiKawasaki GPz 400RKawasaki GTO 125Maico 125 GP 1972