Yamaha YZR500
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The Yamaha YZR500 was a 500 cc Grand Prix racing motorcycle made by Yamaha from 1973 through 2002.
1975 Yamaha YZR500 (OW23)
the 1989 version of bike ridden by American Wayne Rainey
The 1992 Grand Prix motorcycle racing season was the 44th F.I.M. Road Racing World Championship season. Honda secured the constructor's title in all three categories.
Wayne Rainey (pictured at Suzuka) became the 1992 500cc world champion