Compatible with BRIO: 3D Printed Toy Train Track Expansion Set

Design preview. Rendered from the file, not a photo.

The maker says it fits: IKEA wooden train sets, Thomas, BRIO. See the proof

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What it does

Expand your wooden train set with custom switch & straight track pieces
Print-on-demand design fits BRIO, Thomas, IKEA & compatible systems
Perfect for DIY toy enthusiasts building custom layouts at home
Snap-together design ready to use right out of the printer
Includes left/right switch tracks plus straight sections

Grow your wooden railway collection with this 3D printed toy train track expansion set. Designed for makers and parents who love tinkering, this set includes straight tracks and left/right switch pieces that work seamlessly with popular wooden train systems.

Whether you're prototyping a new layout or just need that one missing piece to complete the loop, this printable design gives you flexibility without hunting through online marketplaces. The tracks snap together and roll smoothly, so little engineers can keep building without interruption.

Each piece is printed on demand just for you, ready to join your existing collection. Great for DIY toy projects, custom layouts, or replacing lost pieces from your child's favorite train set.

Not affiliated with, endorsed by, or sponsored by BRIO. BRIO and its product names are trademarks of their respective owners.

2.0k downloads in the maker community. That is interest in the design on the site it came from, not our sales.

What it fits

The maker says it fits: IKEA wooden train sets, Thomas, BRIO

That is the maker's word, not a fit we measured. Check the size below against your own.

IKEA wooden train setsFrom the maker's own listing title, checked 2026-08-13. See the original post
ThomasFrom the maker's own listing title, checked 2026-08-13. See the original post
BRIOFrom the maker's own listing title, checked 2026-08-13. See the original post

Brand names here only say what this part fits. We are not connected to those companies, and they did not make or check this part.

What you get

This design prints as one piece.
Nothing else to print or buy for this to work.

What it is made of

Designs like this print well in PLA. Compare the materials.

Printed plastic is strong for its size, but it is not metal. We have not load tested this design, so we do not publish a weight rating. Keep it out of a hot car and away from open flame.