Tyres worn on inside or outside edges - Tyres under-inflated (wear on both edges) - Incorrect camber or castor angles (wear on one edge only) - Worn steering or suspension joints, buses or components - Excessively-hard cornering Accident damage

Tyres treads exhibit feathered edges

- Incorrect toe setting

Tyres worn in centre of tread

- Tyres over-inflated

Tyres worn on inside and outside edges

- Tyres under-inflated

Tyres worn unevenly

- Tyres/wheels out of balance

Excessive wheel or tyre run-out

- Worn shock absorbers
- Faulty tyre