Chongqing Shield Gear & Transmission Co., Ltd (hereafter called CQSD) was established in 2005, lying in the Beibei Zone of Chongqing city. CQSD is specilized in producing transmission gearbox and its related spare parts for the heavy-duty truck and luxurious bus in China. CQSD adopts a Quality Management System (QMS) in accordance to the strict ISO9001:2000 guideline and now our products have won a good reputation at home and abroad. The leading products are as follows: synchronizer, Sliding sleeve, Clutch Body, Cone Ring, Flange, gearbox housing, gear and shaft, which are applicable to the ZF 5S-150GP,5S-111GP,S690,S580, S6-150, QJ805, QJ1506 etc. CQSD gets a rapid development in the past several years, having been one of the leading manufacturers for the heavy-duty automotive transmission in Chongqing. Our website: www.cqshield.com/www.cqshield.en.alibaba.com OEM number: 1156304007 1272304077 1240304375 1310304195 1257304020 1312302057 1269333047 2159333001 115304057 115304058