| Model Code | Description | |
|---|---|---|
| 01 | 387.002, 389.002 | USED WITH ADDITIONAL GEARBOX AND H.D. REAR AXLE |
| 02 | 389.003 | USED WITH ADDITIONAL GEARBOX AND H.D. REAR AXLE |
| 03 | 387.006, 389.006 | USED WITH ADDITIONAL GEARBOX AND H.D. REAR AXLE |
| 04 | 389.007 | USED WITH ADDITIONAL GEARBOX AND H.D. REAR AXLE |
| 05 | 387.034, 389.034 | USED WITH ADDITIONAL GEARBOX AND H.D. REAR AXLE |