Head to head
Bockmann Grand Master SR vs Brian James A4 Transporter
The Brian James A4 Transporter carries 768kg more and is rated 300kg heavier gross.
Last reviewed 13 September 2026
Key differences
- Payload: the Brian James A4 Transporter carries 768kg more.
- Gross weight: the Brian James A4 Transporter is rated 300kg heavier gross.
Specifications side by side
| Bockmann Grand Master SR | Brian James A4 Transporter | |
|---|---|---|
| Gross weight | 2700kg | 3000kg |
| Payload | 1462kg | 2230kg |
| Internal length | 3900mm | - |
| Internal width | 1750mm | - |
| Internal height | 2300mm | - |
| Unladen weight | - | 770kg |
| Internal bed | - | 4.5m x 2.0m |
| Axles | - | Twin axle |
Sources: Bockmann Grand Master SR, Brian James A4 Transporter. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Grand Master SR if...
The top trim of the Master line, with a walk-in tack room and centre-post partition for owners who want more storage and easier loading than the basic Master. Suits liveries and competition riders travelling one or two larger horses.
Listed by
- Böckmann UK Trailers & Horseboxes - Cinderford, Littledean
Buy or hire the A4 Transporter if...
- you want one that carries 768kg more
- you want one that is rated 300kg heavier gross
The A4 Transporter suits driving schools, small dealers and enthusiasts who need to move one car at a time behind a car-derived tow vehicle, offering a simple twin-axle bed without the cost of a beavertail or enclosed body. Its compact size makes it easier to store and manoeuvre than the longer trailers in the A Transporter range.
Listed by
- Compass Trailers - Lewes, Ringmer
- Saxons Trailers - Westerham, Biggin Hill
- R M Trailer Centre - Middlesbrough, North Ormesby
- Formula Trailers,, Brian-James Trailers Main Dealer in the SW UK - Wellington, Poole
Common questions
What is the difference between the Bockmann Grand Master SR and the Brian James A4 Transporter?
The Brian James A4 Transporter carries 768kg more and is rated 300kg heavier gross. The Bockmann Grand Master SR is a larger polyester 2-horse trailer with walk-in tack room; the Brian James A4 Transporter is a twin-axle open car transporter trailer from Brian James' A Transporter range, built for towing one car on a 4.5m bed..
Which carries more, the Bockmann Grand Master SR or the Brian James A4 Transporter?
The Brian James A4 Transporter, by 768kg.
Can I tow the Bockmann Grand Master SR or the Brian James A4 Transporter 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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