Which Toothed Drive Belt for the BMW Z1?
| Engine (volume and code) | Year of production | Number of teeth | Width | Gap division | Profile | 
|---|---|---|---|---|---|
| 2.5 (M20B25) | 1989-1991 | 127 | 25 mm | 8.22 N/mm | HTD | 
| 2.5 (M20B25M1.Z7) | 1989-1991 | 127 | 25, 4 mm | - | - | 
| 2.5 (M20B25C) | 1989-1991 | 127 | 25 mm | - | - |