The Street Spec

Rulebook

This is the current version of the rulebook.
We reserve the right to change, clarify and add to this rulebook.

Approved Software/Firmware

We do not allow pre-release software, or modified hexes at this time. The software and firmware must be designated as stable by the developer.

Recommendation

"How do I meet spec?!"

Weight

1280g AUW

3D Prints, HD Cams, and more!

Props

HQ 7x4x3

More to come!

Battery

5s 2200mah

Maximum charge is 21.25v!

Frame

Open Source

Needs to swing 7in props!

LEDs

LEDs Visible

From front and Back, Sides..

Throttle & Motor Output

75% Throttle Limit % IN BETAFLIGHT

AND!

Motor Output Limit IN BETAFLIGHT

1250kv: 100% motor limit
1300kv: 96% motor limit

1350kv: 92% motor limit
1500kv: 83% motor limit

Example math:
You have 1322kv motors: 1250/1322=0.945 = 94% Motor Output Limit

Betaflight 4.3: Motor Output on bottom right of PID Tuning / PID Profile Settings Tab

Betaflight 4.3: Throttle Limit % in the middle of the screen on the PID Tuning / Rateprofile Settings Tab

If you need help setting this, use the preset included here on this page, or join our discord and we will help you!

NEW IN 4.3
Presets to set your Throttle Limit % and Motor Output Limit

The latest version of Betaflight comes with presets that will help automatically set your throttle cap and motor output limit. You can find these by searching for Street League in the presets search field.

Drone Spec Recommendations

This is not a full list. Refer to the rulebook for specifics.

Frame

Open source 7″ frames

  • Practice Rig by Project 399 Link
  • TBS Source One 7″ Link 
  • R4LA Link
  • Open Racer 4 Link 

Battery

2200mAh 5S

Props

Motors

Throttle limit of 75%

Maximum RPM 26250

  • 1250kv: 100% motor limit
  • 1300kv: 96% motor limit
  • 1350kv: 92% motor limit
  • 1500kv: 83% motor limit

Max stator volume of 4950mm³

  • 2510
  • 2808
  • 2807
  • 3106
  • 2806.5

Weight & Accessories

Minimum weight of 1280 grams

LEDs visible from top and bottom