| Gearbox： | HW19712 | Brand： | Sinotruk |
| Series： | HW12 | Gears number： | 12 gears |
| Features： | Main box straight tooth double intermediate shaft, auxiliary box planetary mechanism | Suitable trucks： | The use of road vehicles and engineering vehicles, HW50, HW70 and other force extractors, can be selected with an all-aluminum gearbox |
| Forward gears： | 12 | Reverse gears： | 2 |
| Shift way： | manual operation | Max | 1900N.m |
| input torque： | |||
| rated speed： | 2600rpm | Accompany synchronizer： | no |
| Center distance of main box： | 155mm | Head gear ratio： | 15.01 |
| Oil container： | 13（13.5）L | Gearbox weight： | 357kg |
