10425 · Trains

Train Tunnel and Tracks Expansion Set

Name: Train Tunnel and Tracks Expansion Set
Brand: LEGO
SKU: 10425-1

20 pieces2025

£13.35at Amazon UK

£4.64 below RRP (26%) · RRP ~~£17.99~~

Usually £13.35–£17.99 in United Kingdom.

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In stock at 5 stores · updated 2h ago

Next best: John Lewis £17.99 (+£4.64)

£13.35

at Amazon UK

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Where to buy5 United Kingdom stores

Amazon UKCheapest
In stockChecked 3h ago
£13.35
was ~~£17.99~~
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John Lewis
In stockChecked 2h ago
£17.99
+£4.64 more
Go to store(opens John Lewis in a new tab)
LEGO.com UK
In stockChecked 4h ago
£17.99
+£4.64 more
Go to store(opens LEGO.com UK in a new tab)

Prices updated 2h ago. Shipping costs aren't included — check the store before you buy.

Is this a good price?

Around its usual price

£13.35 at Amazon UK

26% below RRP26% below current market price11% below historical averageLowest price we've recorded

RRP (LEGO's price): £17.99
Usual price (90 days): £13.35–£17.99
Lowest we've tracked: £13.35

Lowest ever: £13.35
Usual price: £13.50

About this set

Set number: 10425
Theme: Trains
Pieces: 20
Released: 2025
Price per piece: £0.668
Status: Available

Extend toddlers’ train adventures with the Train Tunnel and Tracks Expansion Set (10425) toy for toddlers. Preschool kids aged 2+ grow their learning adventures as they add a tunnel and extra track to their LEGO® DUPLO® Town interactive toy train sets (10427 and 10428, sold separately). This creative building toy comes with a tunnel build and a 10-piece track, including a funnel element and a 2-way points switch so toddlers can change their train’s direction of travel. The action brick lights up the dark tunnel when activated by the interactive train from sets 10427 and 10428. This kids’ learn…

Description via AG LEGO Certified Stores