Pinewood Derby® 3D-Printed Fenders – Aerodynamic with Spoiler (Digital STL File)

Pinewood Derby® 3D-Printed Fenders – Aerodynamic with Spoiler (Digital STL File)

Add sleek style and aerodynamic benefit to your Pinewood Derby® car — without mailing anything. You are purchasing a digital STL file that you can 3D print yourself (or via your preferred printing service).
This file contains a pair of clip-on fender + spoiler add-ons designed specifically for standard Pinewood Derby bodies.

Features & Details

• File type: STL (3D printable)

• Estimated printed weight: ~26 g for the full pair

• Fit & Installation: Glue-on design (super glue, epoxy, etc.), intended to work with standard BSA Pinewood block dimensions

• Performance benefit: Helps reduce turbulence around the wheel wells, improving airflow and potentially boosting speed

• Finishing options: Sand, prime, or paint to match your car theme

• Compatibility: Pairs beautifully with our Pinewood Derby Canopy (also a 3D printed add-on)

• What’s included (digital):
   • STL file for left and right fender + spoiler
   • Usage instructions (recommended print settings, glue method, tolerances)

⚠️ Important Notes

• You are buying a digital download, not a physical product. No physical fenders will be shipped.

• Use this only if your race rules permit 3D printed additions. Always check your local pack/district rules.

• Wheels, axles, and wood block are not included.