Head to head
Bockmann Portax L K vs Ifor Williams LM166
The Ifor Williams LM166 carries 1,387kg more and is rated 1 tonnes heavier gross.
Last reviewed 13 September 2026
Key differences
- Payload: the Ifor Williams LM166 carries 1,387kg more.
- Gross weight: the Ifor Williams LM166 is rated 1 tonnes heavier gross.
Specifications side by side
| Bockmann Portax L K | Ifor Williams LM166 | |
|---|---|---|
| Gross weight | 2500kg | 3500kg |
| Payload | 1318kg | 2705kg |
| Internal length | 4125mm | - |
| Internal width | 1750mm | - |
| Internal height | 2300mm | - |
| Unladen weight | - | 795kg |
| Internal bed | - | 4.77m x 1.98m |
Sources: Bockmann Portax L K, Ifor Williams LM166. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Portax L K if...
The longer 'L' version of the Portax K, giving taller or bigger horses more room while keeping the front-exit layout. It appeals to owners of warmbloods or cobs who found the standard Portax K too tight.
Listed by
- Böckmann UK Trailers & Horseboxes - Cinderford, Littledean
Buy or hire the LM166 if...
- you want one that carries 1,387kg more
- you want one that is rated 1 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
- G-Tec Trailers - Thetford, Holme Hale
- Blains Trailers & Tyres - Hemel Hempstead, Great Gaddesden
Common questions
What is the difference between the Bockmann Portax L K and the Ifor Williams LM166?
The Ifor Williams LM166 carries 1,387kg more and is rated 1 tonnes heavier gross. The Bockmann Portax L K is a long-wheelbase aluminium 2-horse trailer with front exit; the Ifor Williams LM166 is a a long-bed flatbed trailer.
Which carries more, the Bockmann Portax L K or the Ifor Williams LM166?
The Ifor Williams LM166, by 1,387kg.
Can I tow the Bockmann Portax L K 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.
GetBrent is an independent directory and is not a dealer for, nor affiliated with, either manufacturer. Model and brand names are the trademarks of their owners.