| Model Code | Description | |
|---|---|---|
| 01 | 317.230, 317.BIS, 317.234, 317.240, 317.242, 317.243, 317.245, 317.246 | RATIO 8:39 |
| 02 | 317.230, 317.BIS, 317.234, 317.240, 317.242, 317.243, 317.245, 317.246 | RATIO 9:37 |
| 04 | 317.230, 317.BIS, 317.234, 317.240, 317.242, 317.243, 317.245, 317.246 | RATIO 8:45 |
| 05 | 317.230, 317.BIS, 317.234, 317.240, 317.242, 317.243, 317.245, 317.246 | RATIO 7:43 |
| 06 | 317.200, 317.BIS, 317.299 | RATIO 8:39,ON VEHICLES HAVING CENTRAL LUBRICATION SYSTEM,UP TO CHASSIS 002793 WITH THE EXCEPTION OF 002781,002784,002790 |
| 07 | 317.230, 317.248 | RATIO 8:39 |
| 08 | 317.230, 317.248 | RATIO 8:45 |