Head to head
Bockmann 4.2t Compact vs Brian James A Transporter (A4)
The Bockmann 4.2t Compact is a horsebox or horse trailer. The Brian James A Transporter (A4) is a open flatbed car transporter, twin axle.
Last reviewed 13 September 2026

Specifications side by side
| Bockmann 4.2t Compact | Brian James A Transporter (A4) | |
|---|---|---|
| Brakes | Braked | Braked, tandem axle |
| Size | 2114mm x 6170mm x 3130mm | - |
| Gross weight | - | 2,000kg to 3,000kg depending on variant |
| Bed | - | 3.7m x 1.8m up to 5.0m x 2.0m depending on variant |
Sources: Bockmann 4.2t Compact, Brian James A Transporter (A4). Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the 4.2t Compact if...
Bockmann 4.2t Compact, carried by UK dealers and hire companies listed on GetBrent for sale. Horseboxes and horse trailers like this are chosen by private owners and competition yards moving horses to shows, vets and new yards.
Listed by
- Böckmann UK Trailers & Horseboxes - Cinderford, Littledean
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
Common questions
What is the difference between the Bockmann 4.2t Compact and the Brian James A Transporter (A4)?
The Bockmann 4.2t Compact is a horsebox or horse trailer; the Brian James A Transporter (A4) is a open flatbed car transporter, twin axle.
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.
