LEGO Duplo · 10425
Train Tunnel and Tracks Expansion Set
- Set number
- 10425
- Theme
- Duplo
- Range
- Trains
- Year
- 2025
- Pieces
- 20
Expected to retire: July 2027 (Brickset). An expected date, not LEGO's: it can move.
£13.3566.8p a piece · checked 4 Nov 2026, 14:52 GMT
In stockRRP £17.99 (LEGO UK) · £4.64 below RRP (26%)
View at Amazon Train Tunnel and Tracks Expansion Set is LEGO set 10425, a 20-piece Duplo set from the Trains range released in 2025.
Today's price is £13.35, which works out at 66.8p a piece.
LEGO's UK RRP is £17.99, so today's price is £4.64 (26%) below it.
Brickset expects it to retire in July 2027; expected dates can move.
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Set data from Rebrickable. Data from Brickset (LEGO's UK RRP, expected retirement date). Prices can change; the shop's page has the final word when you buy. We may earn from links to shops.