Zheng Xin CR 158. ok. According to the inquiry of Zheng Xin Tire official website, it is good to choose Zheng Xin CR 158 as truck tire. It is a kind of light truck tire, which is specially designed for vehicles with heavy load, medium and long distance and high speed running on good roads, and is suitable for all wheels of trucks. It adopts four straight grooves and special sipe design, which improves the handling stability and comfort of the tire.