| Modèle | Vitesse maximale |
|---|---|
| YZD20A | 7.2 km/h - 4.5 mile / h |
| YZD18 | 6.5 km/h - 4 mile / h |
| YZC12A | 12.8 km/h - 8 mile / h |
| YZC12 | 12.8 km/h - 8 mile / h |
| YZ27 | 10 km/h - 6.2 mile / h |
| YZ25 | 10 km/h - 6.2 mile / h |
| YZ20E | 10 km/h - 6.2 mile / h |
| YZ18C | 10 km/h - 6.2 mile / h |
| YZ18 | 10 km/h - 6.2 mile / h |
| YZ12 | 9 km/h - 5.6 mile / h |