It maintains body level

It gives cushioning effects

It transfer braking torque to the chassis

It increase steering stability

To obtain low steering effect

To obtain large steering effect

To obtain constant steering effect

To obtain no steering effect

Castor angle

King pin inclination

Camber angle

Included angle

Maintain directional stability and control

Reduce tyre wear

Reduce abnormal vibration

Convert steering torque input into voltage signal

Good braking efficiency in both rear wheels

Better riding comfort

Increased spring life

Prevention of ratting