| Nation |  |
| First name | Günter |
| Last name | Jastremski |
| Nickname | |
| Profession | |
| Born on | 00.00.0000 |
| Birthplace |
| Number of races as co-rider | 13 |
| Number of first places | 0 |
| Number of second places | 1 |
| Number of third places | 3 |
| Podiums in percent | 30.77% |
| Total points | 41 |
| Driven EM races | 0 |
| Driven DM races | 1 |
| Driven Bahnpokal | 0 |
| Date | City | Event | Lizenz | Place | Points |
|---|---|---|---|---|---|
| 31.05.1981 | Hechthausen | offenes Rennen | A-SW | 7 | 1 |
| 28.05.1981 | Jübek | offenes Rennen | A-SW | 6 | 2 |
| 03.05.1981 | Kiel | offenes Rennen | A-SW | 3 | 6 |
| 01.05.1981 | Gütersloh | offenes Rennen | A-SW | 4 | 0 |
| 05.10.1980 | Hechthausen | offenes Rennen | A-SW | 3 | 4 |
| 21.09.1980 | Hof Birkenring | DM | A-SW | 12 | 0 |
| 07.09.1980 | Brelingen Wedemarkring | offenes Rennen | A-SW | 2 | 7 |
| 17.08.1980 | Steddorf-Sellhorn | offenes Rennen | A-SW | 4 | 2 |
| 03.08.1980 | Schwarme | offenes Rennen | A-SW | 4 | 3 |
| 20.07.1980 | Cloppenburg | offenes Rennen | A-SW | 3 | 4 |
| 13.07.1980 | Osnabrück | offenes Rennen | A-SW | 6 | 2 |
| 07.05.1978 | Rastede | offenes Rennen | B-SW | 7 | 3 |
| 30.05.1977 | Rastede | offenes Rennen | B-SW | 4 | 7 |