History Year Country Name Frame Engine 1999 Europe, Japan, North America Name: Yamaha Road Star 1600, Yamaha Wild Star 1600, Yamaha Road Star Silverado 1600. Code: 4WM1, 4WM2, 4WM3 Yamaha Road Star 1600 (North America). 5GA1, 5GA2, 5GA3 Yamaha