Head to head
Ifor Williams LM166 vs Race Box 610
The Ifor Williams LM166 is rated 500kg heavier gross.
Last reviewed 13 September 2026
Key differences
- Gross weight: the Ifor Williams LM166 is rated 500kg heavier gross.
Specifications side by side
| Ifor Williams LM166 | Race Box 610 | |
|---|---|---|
| Gross weight | 3500kg | 3,000kg |
| Unladen weight | 795kg | - |
| Payload | 2705kg | - |
| Internal bed | 4.77m x 1.98m | - |
| Bed size | - | 4.50m x 1.95m |
| Axles | - | Twin |
Sources: Ifor Williams LM166, Race Box 610. 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 500kg 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
- East Midlands Trailers - Leicester, Thrussington
- G-Tec Trailers - Thetford, Holme Hale
- Blains Trailers & Tyres - Hemel Hempstead, Great Gaddesden
Buy or hire the 610 if...
An enclosed twin axle box trailer used to carry tools, motorsport equipment or goods securely and out of the weather. Its 3,000kg rating covers a loaded box without needing a heavier commercial trailer.
Listed by
- Fieldfare Trailer Centre - Salisbury
Common questions
What is the difference between the Ifor Williams LM166 and the Race Box 610?
The Ifor Williams LM166 is rated 500kg heavier gross. The Ifor Williams LM166 is a a long-bed flatbed trailer; the Race Box 610 is a twin axle enclosed box trailer.
Can I tow the Ifor Williams LM166 or the Race Box 610 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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