Train Tunnel and Tracks Expansion Set

10425-1·Duplo·2025·11 parts

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$19.78

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$19.78

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About Train Tunnel and Tracks Expansion Set

Train Tunnel and Tracks Expansion Set (10425-1) is a LEGO Duplo set from 2025. There isn't enough recent sales data for a reliable price estimate.

Parts (11)

Duplo, Train Action Brick with Dark Blue Light Bulb Pattern

Duplo, Train Buffer Stop

Duplo, Brick 1 x 3 x 2 Triangle Road Sign with Orange Border and Dark Blue, Lime and Yellowish Green Crossing Train Pattern

Duplo, Train Track Fuller with Ramp

Duplo, Train Track Switcher with Red Switch

Common questions about Train Tunnel and Tracks Expansion Set

How much is LEGO Train Tunnel and Tracks Expansion Set (10425-1) worth?

Train Tunnel and Tracks Expansion Set sells for an average of $19.78 new/sealed on BrickLink based on 6 months of completed sales. Current retail availability may affect secondary market prices. Actual prices vary with completeness. Missing minifigures or key parts will lower the value.

Is LEGO Train Tunnel and Tracks Expansion Set (10425-1) retired?

Train Tunnel and Tracks Expansion Set was released in 2025. It should still be widely available at retail from LEGO and authorized retailers.

How do I check if my Train Tunnel and Tracks Expansion Set set is complete?

Use the parts list on this page to check every piece. For the minifigures specifically, you can use the brick'em scanner to identify each figure from a photo and confirm it matches what should be in this set. Missing pieces can be individually sourced on BrickLink.