... ring is with good quality and low price, they are for trucks from CNHTC,like howo, steyr, shaanxi The piston ring ... types of truck piston ring for howo, Steyr. Steyr(the king), and also for the trucks from Shanxi Automobile Group Co ... , providing finished automobile original parts for various kinds of trucks, dump trucks, tractor trucks, concrete mixer trucks and other special vehicles.While keeping ...