What is the tread deph for semi trcks?

The minimum tread depth for semi-trucks is typically 4/32 of an inch for the drive tires and 2/32 of an inch for the steer tires. However, many experts recommend replacing tires when they reach 6/32 of an inch for optimal safety and performance. Regularly checking and maintaining proper tread depth is crucial for traction, fuel efficiency, and overall road safety.