How To Do Maintenance Of The Semi Trailers?

In the maintenance of the usual semi-trailer, in addition to some parts need to be timely replacement, there are some parts must be punctual check, like the trailer brake disc, brake pads, trailer brakes, steering rod Ball parts, shock absorbers, etc., there are some rubber parts, such as trailer tires, dome dust cover, upper and lower arm arm sets and balance rods and other components, these parts due to wear or aging problems occur on the vehicle caused by security risks, so we need to do maintenance together with the chassis parts and also careful inspection these parts.