Automatic Transmission (Service Information): Description: Notes
| 1 - C3 Clutch Assembly |
| 2 - B1 Brake Band |
| 3 - C1 Clutch Assembly |
| 4 - One-Way Clutch |
| 5 - B2 Clutch |
| 6 - C2-Clutch Assembly |
| 7 - Differential Assembly |
The F21 250 Gen-III is an electronically controlled six-speed automatic transmission with a lock-up mechanism. The planetary geartrain for the transmission provides six forward gears and one reverse gear.