​SPECIAL RULES AND LIMITS FOR DIVISION 1 TRACTORS​

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1. Wheelie bars required after first pull attended
2. No cut tires of an kind
3. No add-on weight brackets of any type.
4. No suitcase or hang-on weights allowed. 
5. Factor correct frame bolt-on weights allowed. 
6. Loaded tires allowed.
7. Wheel weights bolted or mounted to wheels only.
8. Stock drawbar no higher than 18” to hitch point. 
9. Hitch point at least 24” back from center of rear axle.
10. Stock RPM’s with 5% error.
11. 3 mph speed limit
12. No on-the-go shifting
13. No stroker cranks or any other crank other than stock
14. Pressed steel wheels allowed with axle adapters
15. No widened or oversized rims for any tire width
16. Tire must be on tire manufacturers recommended rim width
 

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Tire size limits per weight classes listed with stock width rims:
2,750-12.4
3,500 through 4,500-15.5
5,500 through 6,500-16.9 X 38, may use 18.4 on less than 38” rim
7,500 and above-18.4