2006 Arctic Cat DVX 400 Service Manual, Page 134Get this manual
2Inspect the tires for damage, wear, or punctures ! WARNING
Do not operate the ATV if tire damage exists
4Test drive the ATV on dry, level surface and note any pulling to the left or right during acceleration, deceleration, and brakingNOTE: If pulling is noted, measure the circumference of the front and rear tires on the pulling sideCompare the measurements with the tires on the opposite sideIf pulling is noted during braking only, check and adjust the brakes as necessary and recheck operation (see Section 2)