Main Specifications: 1. Truck Tyre precision index: me than GB307.194 P4 class precision 2. Highspeed perfmance: dmN value of 1.3 ~ 1.8x 106 min 3. Life (average): 1500 h highspeed precision angular contact ball Truck Tyre life of a great relationship with the installation should note the following: 1. Truck Tyre installation should be clean clean room f Truck Tyre to carefully matching Truck Tyre to go through the grind with every lap while maintaining high inside outside the ring under the premise of every lap every lap should be controlled in parallel 1um the following 2. Truck Tyre should be cleaned befe installation cleaning the inner slope upward feel should be flexible without a sense of stagnation dried placed in a specified amount of oil in the case of oil mist lubrication oil should be placed in a small amount of oil mist 3. Truck Tyre should use special tools to install by fce unifm nonbeat 4. Truck Tyre shall be sted in clean air noncrosive gas no me than 65% relative huity longterm stage should be regularly rust.