| Parameter | Original sun wheel | Scaled demonstrator |
| Normal module [millimeter] | 16 | 4 |
| Number of teeth | 27 | 27 |
| Width [millimeter] | 360 | 90 |
| Tip diameter [millimeter] | 491.4 | 122.86 |
| Material | 18CrNiMo7-6 | 18CrNiMo7-6 |