1. Drivers must use Hobao Hyper SC10 4WD or Hong Nor SCRT10
2. Motors limited to 5.5 turn brushless MAX 7500kv (any brand)
3. 540 size motors, 1/10 ESC's ONLY
4. Maximum 2 cell hard case Lipo, 6 cell Nimh batteries can be used
5. Only Hyper 10SC or Hong Nor SCRT10 Genuine Branded Options to be used
6. Other than tyres and rims NO Other parts can be interchanged between vehicles.
7. Only Hobao ECR1001 or Hong Nor SCRT10 tyres are to be used, tyres and rims may be interchanged between vehicles, giving a choice of 2 control tyres for the class.
8. Tyre inserts (foams) modification / substitution allowed.
9. Aftermarket rims allowed (must be 1/10 SC only).
10. Aftermarket Bodies are allowed, but they must 1/10 SC truck body, fully enclose tyres.
11. Setup / gearing changes are allowed.

(Rules are subject to modification)

Dimensional Specifications:

Wheel base - Minimum 320mm - Maximum 335mm
Overall Length - Minimum 511mm - Maximum 568mm
Overall Width - Minimum 273mm - Maximum 296mm
Weight (Ready to Race) - Minimum 2505 gr
Vehicle Height Overall - Minimum 199mm
Wheel bead -Inner Maximum 76.20mm , Outer Maximum 55.88mm
Wheel bead width - Maximum 39.37mm
Wheel width - Maximum 41.9mm
Tires Diameter mounted - Minimum 99mm
Tire width mounted - Maximum 46.99mm

(specs derived from ROAR provisional rules)

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Or if you want something more agressive see the

Outlaw Truck Racing

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