Head to head
Bockmann Grand Master SR vs Bockmann Portax L K
The Bockmann Grand Master SR carries 144kg more and is rated 200kg heavier gross. The Bockmann Portax L K is 23cm longer inside.
Last reviewed 13 September 2026
Key differences
- Payload: the Bockmann Grand Master SR carries 144kg more.
- Gross weight: the Bockmann Grand Master SR is rated 200kg heavier gross.
- Internal length: the Bockmann Portax L K is 23cm longer inside.
Specifications side by side
| Bockmann Grand Master SR | Bockmann Portax L K | |
|---|---|---|
| Gross weight | 2700kg | 2500kg |
| Payload | 1462kg | 1318kg |
| Internal length | 3900mm | 4125mm |
| Internal width | 1750mm | 1750mm |
| Internal height | 2300mm | 2300mm |
Sources: Bockmann Grand Master SR, Bockmann Portax L K. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Grand Master SR if...
- you want one that carries 144kg more
- you want one that is rated 200kg heavier gross
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 Portax L K if...
- you want one that is 23cm longer inside
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
Common questions
What is the difference between the Bockmann Grand Master SR and the Bockmann Portax L K?
The Bockmann Grand Master SR carries 144kg more and is rated 200kg heavier gross. The Bockmann Portax L K is 23cm longer inside. The Bockmann Grand Master SR is a larger polyester 2-horse trailer with walk-in tack room; the Bockmann Portax L K is a long-wheelbase aluminium 2-horse trailer with front exit.
Which carries more, the Bockmann Grand Master SR or the Bockmann Portax L K?
The Bockmann Grand Master SR, by 144kg.
Can I tow the Bockmann Grand Master SR or the Bockmann Portax L K 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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