1. The free wheel hub is in the "FREE" position The automatic wheel hub is in the "FREE" position, and the sliding gear is separated from the driving gear. The wheel hub housing, sliding gear, posi

Generally speaking, the suspension system of a car is divided into two types: non independent suspension and independent suspension. The wheels of non independent suspension are installed at both e

Brake pads are key safety components in automotive braking systems, and their performance directly affects the braking effect of the car, which is closely related to the safety of the car. Therefor