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Head to head

Ifor Williams LM166 vs Lider 34392

The Lider 34392 is 505kg lighter empty. The Ifor Williams LM166 is rated 2.2 tonnes heavier gross.

Last reviewed 13 September 2026

Ifor Williams LM166
Ifor Williams LM166 - image: blains.co.uk
Lider 34392
Lider 34392 - image: lidertrailers.co.uk

Key differences

Specifications side by side

Ifor Williams LM166Lider 34392
Gross weight3500kg1300kg
Unladen weight795kg290kg
Payload2705kg-
Internal bed4.77m x 1.98m-
Internal length-253cm
Internal width-134cm
Internal height-50cm
Axles-1
Brakes-Braked

Sources: Ifor Williams LM166, Lider 34392. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the LM166 if...

  • you want one that is rated 2.2 tonnes heavier gross

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 →

Buy or hire the 34392 if...

  • you want one that is 505kg lighter empty

A tradesman's workhorse trailer for tip runs, building materials and DIY projects, sized so a single axle stays legal while carrying over a tonne of payload.

Listed by

Full 34392 specifications →

Common questions

What is the difference between the Ifor Williams LM166 and the Lider 34392?

The Lider 34392 is 505kg lighter empty. The Ifor Williams LM166 is rated 2.2 tonnes heavier gross. The Ifor Williams LM166 is a a long-bed flatbed trailer; the Lider 34392 is a a braked single-axle general purpose trailer rated at 1300kg gross weight..

Which is lighter, the Ifor Williams LM166 or the Lider 34392?

The Lider 34392. It is 505kg lighter empty than the Ifor Williams LM166.

Can I tow the Ifor Williams LM166 or the Lider 34392 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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