BBMods Raceway rules
1/10 13.5 Late Model Rules
v1Class Rules13.5 Late ModelEffective 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
- Spec brushless
- Motor turn
- 13.5T
- Spec motor
- Hobbywing JustStock 13.5T
- ESC
- Hobbywing 60A JustStock
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 minus rear spoiler; 1" max spoiler
Chassis & Suspension
- Left rear max toe
- 3° max
- Right rear max toe
- 0°
1.Motor & ESC
Hobbywing JustStock 13.5T motor and Hobbywing 60A JustStock ESC.
2.Battery
Any ROAR-approved 7.4V hard-case LiPo, 4.22V/cell max.
3.Body & setup
Chili bowl body minus the rear spoiler; 1" max spoiler. Rear toe: 0° right rear, 3° max left rear.
4.Tires
JConcepts Sprinter, AKA Array, or GFRP Quasi.
Version history
v1Published.
Jul 28, 2026