Info:
Last edited: 1/1/2025 · Jürgen Wißler
Events & Results:
| Year | Position | Championship | Brand | ||
|---|---|---|---|---|---|
| 2019 | Rolf Dieffenbach dies in a motorcycle accident in Neustiftgraben (Steyr-Land district) in Austria. | ||||
| 1987 | 5 |  | DM 500ccm Cross | ||
| 1986 | 47 |  | WM 500ccm Cross | ||
| 2 | | DM 500ccm Cross | |||
| 1985 | 5 | | DM 250ccm Cross | ||
| 1984 | 4 | | DM 250ccm Cross | ||
| 1983 | 7 | | WM 250ccm Cross | ||
| 2 | | DM 250ccm Cross | |||
| 1982 | 5 | | WM 250ccm Cross | ||
| 1 | | DM 250ccm Cross | |||
| 1981 | 4 | | WM 250ccm Cross | ||
| 2 | | DM 250ccm Cross | |||
| 4 | | Motocross des nations (MXDN) 500ccm Cross | |||
| 1980 | 4 | | WM 250ccm Cross | ||
| 1 | | DM 250ccm Cross | |||
| 3 | | Motocross des nations (MXDN) 500ccm Cross | |||
| 1979 | 6 | | WM 250ccm Cross | ||
| 1 | | DM 250ccm Cross | |||
| 1978 | 16 | | WM 250ccm Cross | ||
| 6 | | DM 250ccm Cross | |||
| 1977 | 15 | | WM 250ccm Cross | ||
| 2 | | DM 250ccm Cross | |||
| 7 | | Trophée des Nations 250ccm Cross | |||
| 1976 | 16 | | WM 250ccm Cross | ||
| 4 | | DM 250ccm Cross | |||
| 5 | | DM 500ccm Cross | |||
| 3 | | Motocross des nations (MXDN) 500ccm Cross | |||
| 1975 | 7 | | DM 250ccm Cross | ||
| 41 | | WM 500ccm Cross | |||
| 1974 | 3 | | DM 250ccm Cross | ||
| 2 | | DM 500ccm Cross | |||
| 1973 | 10 | | DM 250ccm Cross | ||
| 5 | | DM 500ccm Cross | |||
| 1972 | 4 | | DM 500ccm Cross | ||
| 1971 | 10 | | DM 250ccm Cross |
