| Model Code | Description | |
|---|---|---|
| 01 | 621.106, 621.107, 621.116, 621.117, 621.127 | PARABOLIC FRONT SPRINGS |
| 02 | 621.214, 621.307, 621.317 | PARABOLIC FRONT SPRINGS |
| 03 | 621.214, 621.307, 621.317, 656.106, 656.107, 656.109, 656.147 | PARABOLIC FRONT SPRINGS |
| 04 | 655.307, 655.337, 656.306, 656.307, 656.309, 656.317 | PARABOLIC FRONT SPRINGS |