1. The balance box is connected with the middle bridge body by slewing ring, which is convenient for disassembly, good bearing, wear-resistant and reliable sealing.
2. The independent wheel side floating oil seal structure has long service life and can automatically compensate for wear. It has super sealing performance for the harsh working environment such as pulverized coal, sediment, water and gas.
3. No spin anti-skid differential is selected to improve the trafficability of complex roads.
4. Strengthen heavy roller chain transmission, long service life.
5. Hydraulic caliper disc brake, fast, reliable and easy to maintain.
6. Suitable for matching with 200 ~ 220 HP grader.