Mud tires are most commonly used for all kinds of 4X4 and off road driving because of their more aggressive tread and sidewall patterns. Although mud is a primary terrain use for mud terrain tires they will also work very well on rock, snow, sand and more. When searching for cheap mud tires there are a number of things to consider. Tire size, width, wheel size, and tread pattern are just a few of them. On the other hand, deciding what type of terrain you will be driving in the most can help you make a good decision on finding cheap mud tires.