2024 RCHRA PRO STOCK CLASS RULES
(as of: April 16, 2024)
RCHRA Class Category: No Prep
  - Factory / OEM Chassis Only  
  - Traxxas Drag Slash / Losi 22s / Team Associated DR10  
- Cutting, Drilling / Modified: Not Allowed
- Removal of not-needed (plastic only) OEM pieces: Allowed
- Must retain stock (Factory Length) Exact Wheelbase
- Factory cut lines ONLY around the tires & wheels, covering all 4 tires & wheels
(If the body has factory cut lines, must be cut to the cut lines exactly)
  - If no factory cut lines around tires & wheels: Both front & rear MUST expose at least a circular "Real drag car body look" of the tires & wheels from the side view  
  - Must look like a real drag car body while attached to the chassis sitting on the race surface. No small or tiny percentage cuts allowed at all  
  - Examples of Tire & Wheel body cuts "Real drag car body look":
https://dragmaxrc.com/gallery/gary-collection/sets
 
  - Rear Bumper cut outs: Allowed  
  - No more than 4 holes cut in body exposed specifically for body mounts
(Exceptions apply for more than 4 body mount holes only, if needed specifically for body mounts from another chassis mount)
 
- Any 2s Battery / 8.44 max Voltage / Connectors Changed: Allowed
  - Factory Motor  
  - Swapping: Allowed (ESC / Motor from one factory stock to another)  
  - Relocation: Not Allowed  
  - Wiring: Stock (ESC to Motor)  
- Connectors: Changed Allowed
  - Factory ESC  
  - Swapping: Allowed (ESC / Motor from one factory stock to another)  
- Wiring: Stock (ESC to Motor)
- Prep: NOT Allowed: Conditioners Allowed / Rubs Allowed
- Rear: Any Rubber Tire
- Front: Rubber Only (No O-Ring's)
- Any Allowed (No Weight Check at Tech)
- Gearing / Transmission
Gearing: Altered / Changed Allowed
Any 3-5 Gear Transmissions
Direct Drive: Not Allowed
  Slipper Eliminator: Allowed  
   
  - Steering Assists: TSM Allowed (Traxxas Stability Management) / Gyro's Allowed  
  - Remote / Receiver: Any Allowed  
  - Shock Towers / Shocks  
  Towers: Factory / Stock (Add-on braces / extensions for various body mounts are ok)  
  Aftermarket Shocks: Allowed  
   
  - Wheelie Bar: Any Allowed (No longer than the wheelbase)  
  - Rear Wing: Any Allowed  
- Tree Start: Instant Green / (Porta Tree Timing System)