Alignment

Symptom		Probable cause		Remedy
Wear on one side		Excessive camber		Check the camber
Feathered edge		Incorrect toe-in		Adjust the toe-in
Scalloped Wear		Lack of rotation of tire or worn or out-of-alignment suspension		Rotate the tire, and check the front suspension alignment

Wheel alignment consists of adjusting the angles of the wheels so that they are set to the vehicle manufacturer's specification.
The purpose of these adjustments is to maximise tread life and drive stability along straight and level roads, crowned roads, as well as correct racking when driving on turns.