BBMods Raceway rules
Street Stock (Buggy) Rules
v1Class Rules2WD Buggy Street StockEffective Jul 28, 2026· Updated 3 months ago
Summary of recent changes
Current class specification.
Spec sheet
Governing
- Governing body
- ROAR
- Notes
- RPM/OEM option parts only. No added weight outside main chassis; no sway bars; no adjustable rear A-arms; no gyros/driving assists.
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, Proline Hot Lap, DTX Bandito, DE Racing Outlaws, or GFRP Quasi
Weight & body
- Body
- Decking allowed; 1" max spoiler from deck, no end caps
Chassis & Suspension
- Chassis
- Any 1/10 factory off-road buggy; RWD, mid or rear motor; stock chassis
1.Chassis
Any 1/10 factory off-road buggy (Associated, Losi, Traxxas, Kyosho, Durango, Team C, X-Ray, Yokomo, Hobao H2). Stock chassis; RPM/OEM option parts only. RWD; mid or rear motor. No added weight outside main chassis; no sway bars; no adjustable rear A-arms.
2.Motor & ESC
Hobbywing JustStock 13.5T motor and Hobbywing 60A JustStock ESC.
3.Battery
Any ROAR-approved 7.4V hard-case LiPo, 4.22V/cell max.
4.Body
Decking allowed. 1" max spoiler from deck; no end caps.
5.Tires
JConcepts Sprinter, AKA Array, Proline Hot Lap, DTX Bandito, DE Racing Outlaws, or GFRP Quasi.
6.Prohibited
No gyros or driving-assist devices.
Version history
v1Published.
Jul 28, 2026