Head to head
Bockmann Grand Master SR vs Equi-Trek Space-Treka III
The Equi-Trek Space-Treka III is rated 800kg heavier gross.
Last reviewed 13 September 2026

Key differences
- Gross weight: the Equi-Trek Space-Treka III is rated 800kg heavier gross.
Specifications side by side
| Bockmann Grand Master SR | Equi-Trek Space-Treka III | |
|---|---|---|
| Gross weight | 2700kg | 3500kg |
| Payload | 1462kg | - |
| Internal length | 3900mm | - |
| Internal width | 1750mm | - |
| Internal height | 2300mm | - |
| Unladen weight | - | 1500kg |
| Axles | - | 2 |
| Brakes | - | Braked (four fully braked wheels) |
Sources: Bockmann Grand Master SR, Equi-Trek Space-Treka III. 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 Space-Treka III if...
- you want one that is rated 800kg heavier gross
The current version of Equi-Trek's Space-Treka trailer, giving a generous horse area plus a separate living/tack space in a twin-axle chassis. It suits owners who want overnight facilities without moving to a triaxle model.
Listed by
- Trek-Trailers Lincolnshire - Doncaster, Belton
- Trek-Trailers Suffolk - Bury Saint Edmunds
- Horse Trailer Sales - Robertsbridge, Staplecross
- Trek-Trailers Three Counties - Hereford
Common questions
What is the difference between the Bockmann Grand Master SR and the Equi-Trek Space-Treka III?
The Equi-Trek Space-Treka III is rated 800kg heavier gross. The Bockmann Grand Master SR is a larger polyester 2-horse trailer with walk-in tack room; the Equi-Trek Space-Treka III is a trailer with a large horse area and separate living space.
Can I tow the Bockmann Grand Master SR or the Equi-Trek Space-Treka III 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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