No motor vehicle may be operated on any tire that has fabric exposed through the tread or sidewall.
Front tires must have a tread-groove-pattern depth of at least 4/32 of an inch when measured at any point on a major tread groove. Do not take these measurements where bars, humps, or fillets are located.
Rear tires must have a tread-groove-pattern depth of at least 2/32 of an inch when measured in a major tread groove. Do not take these measurements where bars, humps, or fillets are located.
Vehicles must have a service brake system that can effectively control the movement of the vehicle and stop the vehicle. Vehicles must have a parking-brake system adequate to hold the vehicle under any conditions.
