| With stronger gears and synchros, the mDRIVE HD is built to withstand more frequent shifting that is often needed in heavy haul applications. |
| The synchros are triple on the first two gears and double on the third. |
| With stronger gears and synchros, it is built to withstand more frequent shifting often needed in construction applications. |
| Mechanic said everything looked great inside except the 3rd gear synchros were worn out. |
| The synchros are there to match the layshaft to the speed of the gear you shift to while in neutral. |
| The five-gear manual transmission uses triple cone synchros on the second and third gears, achieving superior maneuverability and durability. |
