| Name | Designator | Engine Manufacturer |
|---|---|---|
| Z-37 Cmelák | Z37P | LET |
| Z-37 Sparka | Z37P | LET |
| Z-37A Cmelák | Z37P | LET |
| Z-37C Cmelák | Z37P | LET |
| Z-237 Cmelák | Z37P | LET |
| Z-37 Cmelák | Z37P | MORAVAN |
| Z-37 Sparka | Z37P | MORAVAN |
| Z-37A Cmelák | Z37P | MORAVAN |
| Z-37C Cmelák | Z37P | MORAVAN |
| Z-237 Cmelák | Z37P | MORAVAN |