Yj280b This is a gearbox produced by Zhuzhou Gear Factory, which is used on Chery QQ models. The 4A 15 engine of Jinbei Shangzhi S30 is produced by Brilliance Chen Xin Power, matching the 5T 14M famous brand gearbox.

A device that changes the speed ratio and direction of motion. It is used in automobiles, tractors, ships, machine tools and various machines to change the torque, rotational speed and motion direction transmitted from the driving shaft to the driven shaft according to different working conditions. Gear transmission gearbox generally consists of a box shell and several gear pairs.