BBMods Raceway rules
Mod Sprint 1/10 Rules
v1Class RulesOpen SprintEffective Jul 28, 2026· Updated 3 months ago
Summary of recent changes
Current class specification.
Spec sheet
Governing
- Governing body
- ROAR
- Notes
- Any ROAR-approved 7.4V hard-case LiPo, 4.22V/cell max.
Motor & ESC
- Motor type
- Open
- Motor turn
- Modified / open
- ESC
- Open
- Blinky mode
- open
Battery & power
- Battery chemistry
- LiPo
- Cells
- 2S
- Max voltage
- 8.44V
- Hard case
- Required
Tires
- Spec tire
- JConcepts Sprinter, AKA Array, or GFRP Quasi
Weight & body
- Body
- Chili bowl body rules
1.Motor & ESC
Open motor. Open ESC.
2.Battery
Any ROAR-approved 7.4V hard-case LiPo, 4.22V/cell max.
3.Body
Chili bowl body rules.
4.Tires
JConcepts Sprinter, AKA Arry, or GFRP Quasi.
Version history
v1Published.
Jul 28, 2026