Linda Cate

Linda Cate is a passionate automotive enthusiast and writer for Tiires.com, sharing expert insights and practical advice to help readers make informed decisions about all things tires and wheels.

What Is the Minimum Allowable Tread Depth for Steer Tires? | Pass The Next Inspection

For trucks, buses, and truck tractors, front steering tires need at least 4/32 inch of tread in a major groove. If you run commercial equipment, this question has a clean answer. The minimum allowable tread depth for steer tires under federal rules is 4/32 inch. That reading applies to the front wheels of a bus,

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