Pinewood Derby Car Rules

Pinewood Derby has no fixed rules, because each region has its own unique conventions. But almost all Pinewood Derby competitions will follow some basic rules, such as size, weight, bearing, etc.
 

For example:

1. The car must be made during the year of the derby competition.
2. The width of the carriage must not exceed 2-1/4 inches.
3. The length of the car must not exceed 7 inches, and its weight must not exceed 5 ounces.
4. Axles, wheels, and body wood shall be as provided in the kit.
5. Wheel bearings, washers, and bushings are prohibited.
6. The pine car is not allowed to drive on any kind of spring.
7. When transforming a Derby car, any unique design must be within the length, width and weight limits.
8. The car must run freely without any starting device.
9. When participating in the race, the official number must be clearly marked on both sides of the car.