See also:

Advanced axle design further refined: five-link rear axle improves driving dynamics and comfort
Incorporating various significant improvements and refinements, the rear axle of the new BMW 3-Series makes an important contribution to the new model's improved driving dynamics and comfort. Its ...

Tire condition
Inspect your tires frequently for tread wear, signs of damage and for foreign objects lodged in the tread. Check the tread depth. Minimum tread depthThe tread depth should not drop below 0.12 in/3 ...

Adjusting the side extensions
Fold the side extensions on the head restraint forward for increased lateral support in the resting position. ...