The Oval Office R/C Track rules
Losi Sprint Rules
v1Class RulesLosi SprintEffective Jul 28, 2026· Updated 3 months ago
Summary of recent changes
Current class specification.
Spec sheet
Governing
- Notes
- Box stock; stock radio; stock Losi sprint gearing; aftermarket battery allowed
Motor & ESC
- Motor type
- Stock / sealed
- Spec motor
- Stock Losi motor
- ESC
- Stock
Tires
- Spec tire
- Stock Losi sprint (soft option legal)
Chassis & Suspension
- Chassis
- Stock Losi chassis and shock towers; no carbon
1.Overview
Must remain box stock — stock radio, stock motor/ESC.
2.Chassis
Stock chassis and shock towers; no carbon chassis or shock towers.
3.Body
No removing any body parts to lighten the car.
4.Battery & gearing
Aftermarket battery allowed. Must use stock Losi sprint gearing.
5.Tires
Stock Losi sprint tires (soft option tires legal).
Version history
v1Published.
Jul 28, 2026