TIRE SIZES AND CLASSES FOR RACING!

AA class: 33” and smaller tires for non- competition. With an expected time of 9 seconds or more.

 BB class: all tires over but not including 33” tires for non-competion. With an expected time of 8 seconds or more.

 A class: Street competion vehicles all tire sizes Insured and non-insured competitive vehicles.

 B class:36” tires and under running nitrous and/or racing fuel.

 C class: 37” to 40” tires. running nitrous and/or racing fuel

 D class: 41” to 44” tires. running a blower or combination.

 E class: all tires over 45”. Tractor class.

 F class: paddle tires and Verratracs. Unlimited power combinations.

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