Make sure wheels are aligned from beginning
Wheel alignment is critical to tire life. Proper alignment decreases irregular tire wear and improves tire mileage by decreasing rolling resistance.
According to the Truck-frame & Axle Repair Association website, toe error can shorten tread life by 25% and correct vehicle alignment will improve fuel mileage by one-half to one mile per gallon. Pretty impressive statistics.
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Source:: http://fleetowner.com/maintenance/make-sure-wheels-are-aligned-beginning