HL maintenance-free truck hub assembly is the latest product independently developed by HL.It is mainly used in heavy truck wheel ends and has the characteristics of high rotation precision, high reliability, long life, convenient maintenance.
Hailin maintenance-free hub assembly compared with ordinary truck wheel end has six unique advantages.
（1） Elastic adjustment technology makes it more convenient to adjust the clearance of hub assembly
（2）Gear oil lubrication is used for better lubrication performance.
（3）No disassembly, the wheel end is lubricated with gear oil. When there are impurities or deterioration in the oil, the oil can be replaced through the oil drain hole, which is more convenient and fast.
（4）Wheel end warning function, if oil leakage occurs on the wheel hub cover, it can be warned in advance and eliminated in time.
（5）Compensation adjustment technology for bearing wear, when the bearing wears, the clearance value can be adjusted by adjusting the spacer.
（6） Visual function. Visual function ensures daily inspection and safe operation of the wheel end.
