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If there is a metal impact during the start or rapid acceleration, this proves that the cross shaft may be loose due to excessive wear. Excess wear is usually caused by lack of lubrication.

There are many drive shafts on cars, especially some rear or four-wheel-drive cars, and more.

It is suggested that car friends in each maintenance will be raised with a lift to check the chassis, from the chassis. You can detect a lot of problems.

The common failure of the cross shaft of the drive shaft is the enlargement of the space, which leads to the enlargement of the space is caused by wear. Only in the absence of lubrication, the cross shaft will appear excessive wear. If there is a problem with the dynamic balance of the drive shaft, it will also lead to abnormal wear of the cross shaft.

Drive shaft is a key part of the car, which plays the role of power transmission. If there is a problem with the dynamic balance of the drive shaft, it may lead to some abnormal noise or jitter of the vehicle.

In the usual maintenance, we must pay attention to the maintenance of the cross shaft and the ball cage. If you do not pay attention to maintenance at ordinary times, maintenance is too late in the event of failure, failure can only be replaced.

Many cars will use the ball cage for a long time will appear oil seepage phenomenon, car friends in maintenance must rise to check the ball cage. If the ball cage oil leakage phenomenon is not repaired in time, it will lead to abnormal wear of the ball cage.