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Basic principles of wheel alignment Wheel alignment, sometimes referred to as breaking or tracking, is part of standard automobile maintenance that consists of adjusting the angles of wheels so that they are set to the car maker's specification. The purpose of these adjustments is to reduce tire wear, and to ensure that vehicle travel is straight and true (without "pulling" to one side). Alignment angles can also be altered beyond the maker's specifications to obtain a specific handling characteristic. Motorsport and off-road applications may call for angles to be adjusted well beyond "normal" for a variety of reasons our blog http://engmania7.blogspot.com/ our facebook page https://www.facebook.com/Egy.Mechanical.Engineer our google plus https://plus.google.com/u/0/b/116672434216174352691/+MechabooksBlogspot/posts On twitter https://twitter.com/EngMania7 youtube channel http://www.youtube.com/c/EngineeringMania2