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:Harrier by SE Service isKonig 500 1973Kawasaki Z 550LTDKawasaki ZX 1000 Ninja H2RMutt MastiffDP Customs ‘Defensor’ IronheadYamaha RD350 Scrambler by Moto ExoticaKawasaki KDX 250R