List of Counterpoint Opus IV Tandem models
| Model | Year of production | Category | |
|---|---|---|---|
| Opus IV | 1995 | Tandem | |
| Opus IV CL | 1993 | Tandem | |
| Opus IV CL | 1994 | Tandem | |
| Opus IV SE | 1993 | Tandem | |
| Opus IV SE | 1994 | Tandem | |
| Opus IV SE | 1996 | Tandem | |
| Opus IV SN | 1993 | Tandem | |
| Opus IV SS | 1996 | Tandem | |
| Opus Trio | 1994 | Tandem |
