Position | Rider | Race | Class | Date |
---|---|---|---|---|
17 | Greg Zitterkopf | Motocross Unadilla Motocross | 500MX | October 15, 1989 |
15 | Mike Young | Motocross Budds Creek Motocross | 500MX | October 8, 1989 |
17 | Greg Zitterkopf | Motocross Steel City Raceway | 500MX | October 1, 1989 |
18 | Mike Young | Motocross Steel City Raceway | 500MX | October 1, 1989 |
14 | Greg Zitterkopf | Motocross Washougal Motocross | 500MX | August 27, 1989 |
19 | Greg Zitterkopf | Motocross Spring Creek Motocross | 500MX | August 20, 1989 |