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Equi-Trek Space-Treka III vs Ifor Williams LM166

The Ifor Williams LM166 is 705kg lighter empty.

Last reviewed 13 September 2026

Equi-Trek Space-Treka III
Equi-Trek Space-Treka III - image: threecounties.trek-trailers.co.uk
Ifor Williams LM166
Ifor Williams LM166 - image: blains.co.uk

Key differences

Specifications side by side

Equi-Trek Space-Treka IIIIfor Williams LM166
Gross weight3500kg3500kg
Unladen weight1500kg795kg
Axles2-
BrakesBraked (four fully braked wheels)-
Payload-2705kg
Internal bed-4.77m x 1.98m

Sources: Equi-Trek Space-Treka III, Ifor Williams LM166. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the Space-Treka III if...

The current version of Equi-Trek's Space-Treka trailer, giving a generous horse area plus a separate living/tack space in a twin-axle chassis. It suits owners who want overnight facilities without moving to a triaxle model.

Listed by

Full Space-Treka III specifications →

Buy or hire the LM166 if...

  • you want one that is 705kg lighter empty

Bought by contractors and hauliers who regularly carry longer loads, such as fencing materials or several pallets, and need more deck length than the LM106 or LM126 provide.

Listed by

Full LM166 specifications →

Common questions

What is the difference between the Equi-Trek Space-Treka III and the Ifor Williams LM166?

The Ifor Williams LM166 is 705kg lighter empty. The Equi-Trek Space-Treka III is a trailer with a large horse area and separate living space; the Ifor Williams LM166 is a a long-bed flatbed trailer.

Which is lighter, the Equi-Trek Space-Treka III or the Ifor Williams LM166?

The Ifor Williams LM166. It is 705kg lighter empty than the Equi-Trek Space-Treka III.

Can I tow the Equi-Trek Space-Treka III or the Ifor Williams LM166 on a car licence?

Yes, as far as the licence goes. Both are rated at or under 3,500kg gross, and a car (B) licence has covered towing up to 3,500kg since 16 December 2021. Your car still has to be rated to tow the loaded weight - check the handbook or the VIN plate.

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