TKM Ultimate K’NEX Train System – Main Body Options

This listing allows you to purchase TKM train system main bodies in different lengths, enabling compatibility with a wide range of top design sizes and styles.

It can be used by:

• New customers who want specific body lengths to match particular top designs
• Existing V2 customers looking for a cost-effective upgrade path into the new TKM ecosystem

This listing includes main body components only, allowing flexibility when upgrading trains without purchasing a full train system.

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Body Size Options

Each body length is designed to support different coaster styles and top design proportions.
Please select the size that matches the top designs you intend to use.

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Short Body - Coming Soon

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Classic Body - For Classic Body Top Designs

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Scale Body - For Scale Body Top Designs

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Extended Body - Coming Soon

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What’s Included

This listing includes main body components only, based on the number of units ordered.

Included per order:

• Main train bodies (per quantity selected)
• Zero-car / front-car body sections (Amount scales same as train system)
• New updated chain catches
• Axle Bars (Classic - Bent / Scale - Regular) (Installed)
• Magnets: x2 for Classic, Scale and Extended / x1 For Short Body
  

Zero-car allocation:

• 1–3 bodies ordered: 1× zero-car 
• 4+ bodies ordered: 2× zero-car 
  

No wheel assemblies, brake bars, bearings, or extra hardware are included.