The welding between the leaf spring seat and the axle should pay attention to fitting in place, and the position should meet the requirements of the positioning center distance;
The welding ground wire can only be connected to the axle body to avoid grounding through the rotating parts of the wheel;

Select ABS gear rings, sensors, etc. as needed;

After the new car is first loaded and driven, and after driving for 15 days, or after each tire change, it is necessary to use a torque wrench to tighten the nuts in the prescribed order;
Use specialized lubricating oil and avoid using mismatched oil;
Pay attention to the maintenance of the axle, regularly inspect and replace parts.