Level 5: Spec Buggy


Standard racing 1/10 2wd racing buggies with spec tires, spec electronics, and fixed gearing.

Approved Vehicles:

  • Any 1/10th off-road 2-rear-wheel drive buggy style chassis.


  • Motor: Fixed-Timing 21.5T brushless motors from this list only: Hobbywing Justock, Hobbywing Quicrun, Ruddog RP540, and Rocket Supersonic. 
  • ESC: Hobbywing Xerun XR10 Justock G3 (60A) or Hobbywing Quicrun 10BL60 only.
  • Servo/Radio: Open
  • Tires: Spec tire: Jconcepts Fuzz Bite front and rear.
  • Gearing: Spec gearing:
    • Associated 32T Pinion, 72T Spur
    • Losi: 30T Pinion, 72T Spur
    • X-Ray: 34t Pinion, 75T Spur
    • Others: 5.85 final drive ratio
  • Minimum Weight: 1474 grams.
  • Additional Rules: See ROAR rules, page 49, section 8.7.1, for all chassis rules