Body: All trucks must be the Traxxas Slash body, or aftermarket slash specific bodies.
Chassis: No modifications may be made to the chassis system. Vehicles mst be raced in it's stock form. Original Traxxas Replacement parts only, as supplied on original truck for damaged/worn parts.
Suspension: Both the front & the rear suspension systems must remain in stock form. Original Traxxas parts only. No aftermarket/Hop-up replacement components may be installed.
Legal Tuning Parts: Original Traxxas Shock Springs may be used
Shock Cap may be replaced with Alum Shock Cap #2667
Original Traxxas Turnbuckles maybe used 3139X, 3139A, 3737, 3737A.
Steering: No modifications may be made to the steering system. Original Kit parts only. You may install any servo saver or servo drive-horn that you so choose.
Bearings: Any manufacturer bearing may be used.
Electronics: Original RTR Kit electronics Speed Control (XL-5) & Servo (2075) only. You may install any Receiver you so choose. On board traction/drift device or Gyro's NOT permitted.
Motor: This class is restricted to a stock traxxas Titan 12T R/C motor.
Battery: This class is limited to any 1 - 6, 7, 8 cell " Nicd" , "Nimh" made up of "SubC" size cells. No LIPO.
Wheels: Original Traxxas Slash 2.2" wheel, or after market wheels.
Tires: Original Traxxas 2.2" Slash Tire.
Drive line: Only the original Traxxas Drive Train may be used. No aftermarket or Hop-up replacement drive components may be installed. Traxxas Steel Planetary Gear Differential Only. Any of the 3 Traxxas spur gears (4683, 4686, or 8690) are permitted. Any pinion gear that mounts without modifications needed may be used.
Ball Differentials are NOT permitted in the spec class.
Weight: Who Cares.