Head to head
Brian James A Transporter (A4) vs Ifor Williams LM126
The Ifor Williams LM126 is rated 1.5 tonnes heavier gross.
Last reviewed 13 September 2026
Key differences
- Gross weight: the Ifor Williams LM126 is rated 1.5 tonnes heavier gross.
Specifications side by side
| Brian James A Transporter (A4) | Ifor Williams LM126 | |
|---|---|---|
| Gross weight | 2,000kg to 3,000kg depending on variant | 3,500kg |
| Brakes | Braked, tandem axle | Braked |
| Bed | 3.7m x 1.8m up to 5.0m x 2.0m depending on variant | - |
| Unladen weight | - | 675kg |
| Deck | - | 3.62m x 1.98m (11ft 9in x 6ft 5in) |
Sources: Brian James A Transporter (A4), Ifor Williams LM126. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the A Transporter (A4) if...
One of the most common car trailers in Britain, bought by trade and private owners for moving road cars, project cars and small vans. The reason it sells is the spread of bed length and gross weight combinations, which lets you match the trailer to the tow car rather than the other way round.
Listed by
- Fieldfare Trailer Centre - Salisbury
- Bicester Trailer Centre - Bicester
- Trek-Trailers Three Counties - Hereford
Buy or hire the LM126 if...
- you want one that is rated 1.5 tonnes heavier gross
A workhorse flatbed for plant hire firms, groundworkers and landscapers moving mini-diggers, pallets and fencing. The payload relative to its own weight is the reason it is so common on sites: 675kg unladen against a 3,500kg gross leaves a useful figure.
Listed by
- Blains Trailers & Tyres - Hemel Hempstead, Great Gaddesden
- Cobham Trailer Hire - Cobham, East Horsley
- G-Tec Trailers - Thetford, Holme Hale
Common questions
What is the difference between the Brian James A Transporter (A4) and the Ifor Williams LM126?
The Ifor Williams LM126 is rated 1.5 tonnes heavier gross. The Brian James A Transporter (A4) is a open flatbed car transporter, twin axle; the Ifor Williams LM126 is a flatbed trailer, twin axle.
Can I tow the Brian James A Transporter (A4) or the Ifor Williams LM126 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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