Head to head
Equi-Trek Evolution vs Ifor Williams LM166
The Ifor Williams LM166 is 3,705kg lighter empty. The Equi-Trek Evolution is rated 3.7 tonnes heavier gross.
Last reviewed 13 September 2026
Key differences
- Unladen weight: the Equi-Trek Evolution weighs 3,705kg more empty.
- Gross weight: the Equi-Trek Evolution is rated 3.7 tonnes heavier gross.
Specifications side by side
| Equi-Trek Evolution | Ifor Williams LM166 | |
|---|---|---|
| Gross weight | 7200kg | 3500kg |
| Unladen weight | 4500kg | 795kg |
| Overall length | 8.354m | - |
| Overall width | 2.375m | - |
| Overall height | 3.185m | - |
| Payload | - | 2705kg |
| Internal bed | - | 4.77m x 1.98m |
Sources: Equi-Trek Evolution, Ifor Williams LM166. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Evolution if...
- you want one that is rated 3.7 tonnes heavier gross
A large motorised horsebox on an Iveco chassis for yards or professionals moving up to three horses or four ponies, requiring a 7.5 tonne category licence to drive. It sits toward the top of Equi-Trek's motorised range alongside the Endeavour.
Listed by
- Trek-Trailers Lincolnshire - Doncaster, Belton
- Trek-Trailers Three Counties - Hereford
Buy or hire the LM166 if...
- you want one that is 3,705kg 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
- G-Tec Trailers - Thetford, Holme Hale
- Blains Trailers & Tyres - Hemel Hempstead, Great Gaddesden
Common questions
What is the difference between the Equi-Trek Evolution and the Ifor Williams LM166?
The Ifor Williams LM166 is 3,705kg lighter empty. The Equi-Trek Evolution is rated 3.7 tonnes heavier gross. The Equi-Trek Evolution is a 7.2 tonne motorised horsebox for up to three horses; the Ifor Williams LM166 is a a long-bed flatbed trailer.
Which is lighter, the Equi-Trek Evolution or the Ifor Williams LM166?
The Ifor Williams LM166. It is 3,705kg lighter empty than the Equi-Trek Evolution.
Can I tow the Equi-Trek Evolution or the Ifor Williams LM166 on a car licence?
Equi-Trek Evolution is rated over 3,500kg gross, which is beyond what a car can tow in the UK.
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