... heavy trucks Our main transmission gearbox products are as follows: 1. Chaolida truck and luxury bus transmission and spare parts ... , 9JS150, 9JS180, 11509C/F, 12JS160T and 12JS200T) 4. Jiefang transmission products (142, 6T53, CA640, CA680, CA950 and CA980) 5 ... 6. Jiangshan gearboxes (JS850G and JS850B) 7.Datong transmission gearbox DC5J80T,DC6J70T,DC6J80T,DC6J85T,DC6J90T,DC7J100T,DC7J110T,DC7J120T.8 ...