1 and SH63 gearbox: SH63 gearbox is produced in Yantai, Shandong province, and its technology comes from AMT automatic gearbox produced by Manietti-Ma Ruili company. In fact, the structure of SH63 gearbox is similar to that of manual gearbox, and the shifting operation is all operated by hydraulic actuator. When the brake is engaged and released, the brake pedal switch sends an electrical signal to TCU, thereby controlling the clutch flow proportional solenoid valve to control the clutch actuator.

2.5mt 155g gearbox: the 5mt 155 gearbox is a product of GETRAK (Jiangxi) Transmission System Co., Ltd. At present, the most common complaint of consumers is that the gearbox has abnormal noise, and consumers report that the gearbox squeals when the gear slides below 40km/h, and such abnormal noise problems are mostly caused by wear or looseness of bearings, poor meshing of internal gears and deviation of gear center.