| Gearbox parameters |
| Gearbox model: |
12JSD160T |
12JSD180T |
12JSD220T |
| Gearbox brand: |
FAST |
| Gearbox series: |
12 Gear |
| Number of gears: |
12 |
| Features: |
Double intermediate shafts, power split, unique structure; full synchronizer, the main box is a double-cone lock ring synchronizer, with large synchronization capacity; the auxiliary box is an enhanced lock pin inertial synchronizer, non-metallic friction material, high reliability . |
| Match range: |
The transmission equipped with retarder is suitable for various types of vehicles such as trucks and special vehicles that often drive downhill or frequently brake. |
| Forward gear: |
12 |
| Number of reverse gears: |
2 |
| Shifting method: |
Manual |
| Maximum input torque: |
1600N.m |
1800N.m |
2200N.m |
| Is there a synchronizer: |
Yes |
| Head gear ratio: |
15.53 |
15.53 |
15.53 |
| 2 gear transmission ratio: |
12.08 |
12.08 |
12.08 |
| 3 gear transmission ratio: |
9.39 |
9.39 |
9.39 |
| 4th gear transmission ratio: |
7.33 |
7.33 |
7.33 |
| 5th gear transmission ratio: |
5.73 |
5.73 |
5.73 |
| 6-speed transmission ratio: |
4.46 |
4.46 |
4.46 |
| 7-speed transmission ratio: |
3.48 |
3.48 |
3.48 |
| 8-speed transmission ratio: |
2.71 |
2.71 |
2.71 |
| 9-speed transmission ratio: |
2.1 |
2.1 |
2.1 |
| 10 gear transmission ratio: |
1.64 |
1.64 |
1.64 |
| 11-speed transmission ratio: |
1.28 |
1.28 |
1.28 |
| 12-speed transmission ratio: |
1 |
1 |
1 |
| Reverse 1 transmission ratio: |
14.86 |
14.86 |
14.86 |
| Reverse gear 2 transmission ratio: |
3.33 |
3.33 |
3.33 |
| Gearbox weight: |
365kg |
375/285kg |
375kg |
| Transmission oil capacity: |
15L |
16L |
16L |
