How many pieces are in the Train Bridge and Tracks Expansion Set?

Train Bridge and Tracks Expansion Set contains 42 pieces.

What age is the Train Bridge and Tracks Expansion Set recommended for?

This set is recommended for ages 2+.

When was the Train Bridge and Tracks Expansion Set released?

Train Bridge and Tracks Expansion Set was released in 2025.

LEGO Train Bridge and Tracks Expansion Set set 10426

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🏛 Trains

Set #10426

Train Bridge and Tracks Expansion Set

The Train Bridge and Tracks Expansion Set is a fantastic addition to any LEGO DUPLO train setup.

Before you buy

Who it's for: Ages 2+ · Beginner build Designed for toddlers and preschoolers who enjoy playing with trains and building with DUPLO bricks.
Build: 42 pieces · about 0.5 hours Build time is an estimate.
Price: $39.99 list price · 95.2¢ per piece
Availability: Current release · expected exit Dec 31, 2029

★★★★☆ 4.0 AI-generated review score, not a customer rating

Fans appreciate the expansion possibilities this set offers for existing DUPLO train layouts. Some feel it's slightly overpriced for the piece count, but the added play features make it a worthwhile addition for young train enthusiasts.

$39.99

Best Price

$29.00

You Save

27% OFF

📝 Our Take

AI-assisted editorial summary, grounded in our LEGO database and public community discussions. How we use AI

The Train Bridge and Tracks Expansion Set is a fantastic addition to any LEGO DUPLO train setup. It offers new ways to play and expand your child's railway world, encouraging creativity and imaginative storytelling. The inclusion of a bridge and action plates adds a new dimension to the play experience.

This set is perfect for parents and toddlers looking to enhance their existing DUPLO train sets. With easy-to-handle pieces and straightforward construction, it's designed for little hands and developing minds. The added play features provide hours of engaging fun.

Skip this if you're looking for a standalone train set. This expansion pack requires a powered train to fully utilize its features. Consider LEGO DUPLO Cargo Train (10875-1) or Steam Train (10874-1) as a starting point.

✨ New

Ask BlockTalk about this set

AI assistant with full set data

BlockTalk

Hi! I'm BlockTalk, your LEGO expert. Ask me anything about the Train Bridge and Tracks Expansion Set - building tips, investment potential, comparisons, or anything else!

Try asking:

What other DUPLO train sets are compatible with this expansion? How does the action plate work and what sounds does it make? Is this set suitable for a 2-year-old? What is the best way to store and organize DUPLO train tracks?

🧱 Building Experience

AI-assisted build estimate, grounded in our LEGO database and public community discussions. How we use AI

🧩

Pieces

⏱

0.5h

Estimated Build Time

📊

Beginner

Difficulty

📏

105cm × 24cm × 16cm

Dimensions

Build Highlights:

Simple and easy-to-build bridge structure
Incorporates action plates for interactive play
Encourages creative track layouts
Features a construction worker figure for role-playing scenarios

📈 Investment Analysis

AI-assisted investment analysis, grounded in our LEGO database and public community discussions. How we use AI

→ Price stable

Investment Grade

⏳ Current release

As a DUPLO set, the Train Bridge and Tracks Expansion Set is unlikely to be a significant investment. DUPLO sets generally do not appreciate in value as much as LEGO System sets. However, the set's play value and the potential for expanding existing DUPLO train layouts may make it a worthwhile purchase for families with young children. The set's long-term value will depend on the continued popularity of the DUPLO train theme.

Not Financial Advice: Content is for educational purposes only. Past performance doesn't guarantee future results. Full disclaimer

⚖ Compare Similar Sets

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This set expands upon existing DUPLO train sets, such as the Cargo Train (10875-1) and Steam Train (10874-1). It offers additional play features and track configurations, but it is not a standalone train set. Consider purchasing one of the powered train sets if you don't already own one.

📦 Parts Inventory

Official piece count: 42
Parts cataloged in this inventory: 15 unique parts, 42 pieces

Missing a piece? Check this set piece by piece, with look-alike colors flagged and element IDs for replacements.

Duplo Train Cross...

Part #: 13358 1× Dark Blue

Duplo Train Barri...

Part #: 13359 1× White

Duplo Telephone w...

Part #: 16206pr0002 1× Dark Azure

Duplo Brick 2 x 4

Part #: 3011 2× Lime

Duplo Brick 2 x 4

Part #: 3011 2× Bright Green

Duplo Brick 2 x 2

Part #: 3437 4× Bright Green

Duplo Brick 2 x 2

Part #: 3437 4× Lime

Duplo Brick 2 x 2

Part #: 3437 4× Light Bluish Gray

Duplo Train Actio...

Part #: 35962pr0007 1× Red

Duplo Frame / Gir...

Part #: 4731 2× Reddish Orange

Duplo Train Track...

Part #: 5086 2× Light Bluish Gray

Duplo Train Track...

Part #: 5087 2× Light Bluish Gray

Duplo Train Track...

Part #: 5370 1× Yellowish Green

Duplo Train Track...

Part #: 6377 8× Light Bluish Gray

Duplo Plant, Flow...

Part #: 6510 1× Bright Green

Duplo Plant, Flow...

Part #: 84195 1× Medium Lavender

Duplo Figure with...

Part #: 97900pr0001 1× Vibrant Yellow

Duplo Brick Round...

Part #: 98225 4× Tan

The set includes a good selection of train tracks, including straight pieces and bridge sections, providing ample opportunity for creative track layouts. The action plate adds an interactive element to the play experience.

🛒 Where to Buy

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💎 Notable Parts

Red Duplo Train Action Plate with White Stripe in Circle Print, Stop Action (1x) $1.50

Dark Azure Duplo Telephone with Reinforced Antenna and Keypad and Speech Bubbles Print (1x) $1.00

Light Bluish Gray Duplo Train Track 4 x 8 Straight (8x) $2.00

Bright Green Duplo Brick 2 x 2 (4x) $0.20

Tan Duplo Brick Round 2 x 2 x 2 (4x) $0.30

Est. BrickLink Part Value

$5.00

💡 MOC Potential

🌳 Scenic landscapes around the train tracks

🏙 Small town or village around the railway

🏰 Elevated castle ruins alongside the tracks

Community Insights

Real opinions from Reddit and YouTube

What Reddit Says

No Reddit discussions found for this set.

What YouTubers Say

1 video found

BlockTalk AI

Just A Mama Musing finds that combining the LEGO Duplo Interactive Adventure Train with both the Train Tunnel & Tracks (10425) and Train Bridge & Tracks (10426) expansion sets significantly enhances the overall play experience. She notes the bridge set adds straight tracks, while the tunnel set focuses on curves, allowing for greater imaginative play possibilities.