The cage is an important element in car parts. The service life of the ball and driver manipulation, driving habits, driving conditions, maintenance consciousness has a direct relationship. The normal use of 200 thousand km or 5 years, there is little damage to the phenomenon. But once found to or straight Kaka sound and voice frequency and speed matching, the most is ball wear. Ball wear have two kinds of cases: 1 normal wear. The mileage in particular, dust cover is not damaged outside the cage, and cage inside the cage and a lot of oil. 2 abnormal wear. Mileage is not much, the outer bellows wear, throw ball cage into the sediment caused by oil, wear and noise.

Normal wear of ball cage no maintenance value, must be replaced. Said the abnormal wear of ball cage or wear extent is not found in time, can continue to use repair and maintenance. Generally use the dismantling, cleaning, adding ball cage oil, replace the dustproof sleeve etc. methods for maintenance, does not need to replace ball cage assembly, cost savings. Cage maintenance must be done early discovery, early maintenance and maintenance with high-quality ball and dust sets, ball cage oil can extend the service life of the ball.