Head to head
Brian James A Transporter (A4) vs Ifor Williams HBE506
The Brian James A Transporter (A4) is a open flatbed car transporter, twin axle. The Ifor Williams HBE506 is a a lighter-weight version of the hb506 double horsebox.
Last reviewed 13 September 2026
Specifications side by side
| Brian James A Transporter (A4) | Ifor Williams HBE506 | |
|---|---|---|
| Gross weight | 2,000kg to 3,000kg depending on variant | 2000kg |
| Bed | 3.7m x 1.8m up to 5.0m x 2.0m depending on variant | - |
| Brakes | Braked, tandem axle | - |
| Unladen weight | - | 775kg |
| Payload | - | 1225kg |
| Internal length | - | 3.26m |
| Internal width | - | 1.67m |
Sources: Brian James A Transporter (A4), Ifor Williams HBE506. 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 HBE506 if...
Aimed at owners who want HB506-sized space for two horses or ponies but need a lower gross weight to stay within a smaller car's towing limit.
Listed by
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
Common questions
What is the difference between the Brian James A Transporter (A4) and the Ifor Williams HBE506?
The Brian James A Transporter (A4) is a open flatbed car transporter, twin axle; the Ifor Williams HBE506 is a a lighter-weight version of the HB506 double horsebox.
Can I tow the Brian James A Transporter (A4) or the Ifor Williams HBE506 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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