1. ISO9001:2008 2.manufacturer 7 years 3.zf gear box(caja de cambios zf) 4.5S111GP,S690,QJ805,5S150GP,S580, ... according to your requirement2 our service: Original Equipment Manufacture, develop new product according to your sample or drawing.3 have our ... and so on.7 Our main products:Gearbox aseembly, transmission, gear, sliding sleeve, synchronizer hub, synchronizer body, Synchronizer cone, clutch ...