Buggy Street Stock (Oval)

Class Rules2WD Buggy Street StockEffective Sep 2, 2025· Updated 1 month ago

Summary of recent changes

Official ThunderDome rulebook (rev 2025-09-02). Discipline: Oval.

Spec sheet

Governing

Governing body: ROAR
Notes: No adjustable rear arms; no weight outside main chassis area

Motor & ESC

Motor type: Spec brushless
Motor turn: 13.5T
Spec motor: Hobbywing Justock 13.5
ESC: Hobbywing Justock XR10 60A 2S

Battery & power

Battery chemistry: LiPo
Cells: 2S
Max voltage: 8.40V
Hard case: Required

Tires

Spec tire: Off-road buggy (DE Phenom/JConcepts/Pro-Line/Quasi Speed)
Tire additive: Spec sauce only

1.Chassis Spec

Any 1/10th scale factory based mid or rear motor off-road buggy. Rear wheel drive only.

2.ESC

Hobbywing Justock XR10 60amp 2s.

3.Battery Spec

ROAR approved 2 cell Lipo hard cased. MAX temp 90F at tech table. 8.40 MAX VOLTAGE.

4.Motor Spec

Hobbywing Justock 13.5.

5.Tire and Wheel Spec

Off-road buggy tires and wheels — DE Racing Phenom / JConcepts Swippers / Pro-Line Hotlaps / Quasi Speed Low Tread.

7.Miscellaneous

No adjustable rear arms. OEM option parts for the specific manufacturer chassis allowed. No non-OEM upgrades except RPM parts designed for specific chassis. Sway bars allowed. Big-bore and OEM threaded shocks allowed. OEM springs and any RC manufacturer springs allowed. No weight can be added outside the main chassis area.