How many pieces are in the Caterpillar Hub and Tread (Set of 2 treads 4 Hubs)?

Caterpillar Hub and Tread (Set of 2 treads 4 Hubs) contains 6 pieces.

What age is the Caterpillar Hub and Tread (Set of 2 treads 4 Hubs) recommended for?

This set is recommended for ages 18+.

🏛 Service Packs

Set #970040

Caterpillar Hub and Tread (Set of 2 treads 4 Hubs)

Q: When was the Caterpillar Hub and Tread (Set of 2 treads 4 Hubs) released?

Caterpillar Hub and Tread (Set of 2 treads 4 Hubs) was released in 2002.

The Caterpillar Hub and Tread set is a fundamental component pack for LEGO Technic builders.

🏆 Best For: Technic builders and MOC creators looking to add tracked functionality to their models ⏱ 0.25 hr build 🧩 6 pcs

★★★☆☆ 3.5

A basic but essential parts pack for Technic builders focused on creating tracked vehicles. While not a standalone set, it provides valuable components for MOCs and enhancing existing models.

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📝 Our Take

The Caterpillar Hub and Tread set is a fundamental component pack for LEGO Technic builders. Providing the means to create tracked vehicles and machinery, this set offers essential parts for adding mobility and functionality to MOCs.

This set is perfect for Technic enthusiasts and builders looking to expand their parts collection. The treads and hubs are ideal for creating custom vehicles and adding realistic movement to models.

Skip this if you're looking for a complete building experience or a display model. This set is purely a parts pack and requires other elements to create a finished build.

✨ New

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What types of vehicles can I build using these treads and hubs? Are these treads compatible with modern LEGO Technic axles and connectors? How does this set compare to other Technic track elements in terms of durability and performance? What is the best way to integrate these treads into a larger Technic model?

🧱 Building Experience

🧩

Pieces

⏱

0.25h

Build Time

📊

Beginner

Difficulty

Build Highlights:

Simple addition to existing Technic builds
Adds realistic movement to models
Enhances playability of Technic creations
Essential for creating tracked vehicles

📈 Investment Analysis

→ Price stable

C+

Investment Grade

⏳ Active

As a parts pack, the Caterpillar Hub and Tread set's investment potential is tied to the demand for Technic elements and the rarity of these specific components. Given its age and retirement status, the set may see some appreciation, especially if the individual parts become harder to find. However, its low piece count and lack of a complete model experience limit its appeal to a broader collector base. The value is primarily driven by its utility for MOC builders and Technic enthusiasts needing these specific treads and hubs.

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

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Compared to complete Technic vehicle sets, this parts pack offers focused functionality for tracked movement. While lacking the full building experience of sets like the LEGO Technic Crawler Crane (42042-1) or the LEGO Technic Extreme Adventure (42069-1), it provides essential components for custom creations and modifications. If you are looking for a complete model, those sets are better options, but if you need specific track elements, this pack is ideal.

📦 Full Parts Inventory - 2 unique parts • 6 total pieces

Technic Tread Hub

Part #: 32007 4× White

Tread Large, Tech...

Part #: 71372 2× Black

This set provides a small but crucial selection of Technic tread components, essential for creating tracked vehicles and machinery. The black treads and white hubs offer a practical combination for adding mobility to custom models.