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Approved Axles, Wheels and Gears:
- Rear axle may be 3/32” or 1/8” diameter
- May use 48, 64, 72, or 80 pitch gears (plastic or metal OK)
- Front axle must be a minimum of .055” to a maximum diameter of .063”
- Front wheel minimum diameter of ½” and must rotate freely on axle
- Rear wheels must have a maximum width of .810"
- Rear axle width not to exceed 3.25" inclusive of all tire material
Allowed Axle, Wheel and Gear Modifications:
- May solder front axle where it passes through chassis uprights only. All other points of attachment are prohibited.
- May solder front wheel retainers to axle or chassis
- For flat tracks cars must tech to .032” clearance under rear of car including gear
Exception, Fresno race will be run only on a banked track and MUST tech to .063"
- Any current, commercially available black rear tire, maximum wheel width .810”.
Disllowed Axle, Wheel and Gear Modifications:
- No all rubber fronts tires allowed
- No axle tubes allowed front or rear
- No hollow axles front or rear allowed
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