Singles | |
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1989 BMW Open | |
Champion |
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Runner-up |
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Final score | 5–7, 7–6, 6–2 |
Guillermo Pérez-Roldán was the defending champion, but lost in the quarterfinals this year.
Andrei Chesnokov won the title, defeating Martin Střelba, 5–7, 7–6, 6–2 in the final.