Head to head
Brian James Race Transporter 7 vs Richardson Trailers Supreme Treble
The Brian James Race Transporter 7 is rated 800kg heavier gross.
Last reviewed 13 September 2026
Key differences
- Gross weight: the Brian James Race Transporter 7 is rated 800kg heavier gross.
Specifications side by side
| Brian James Race Transporter 7 | Richardson Trailers Supreme Treble | |
|---|---|---|
| Gross weight | 3500kg | 2,700kg |
| Payload | up to 2235kg | - |
| Internal bed | 5.5m / 6.0m long | - |
| Internal width | 2.1m / 2.3m | - |
| Axles | Twin or Tri | - |
| Capacity | - | 2 horses forward, 1 pony reversed |
| Unladen weight | - | 1,260kg |
| External dimensions | - | 5.40m long x 2.29m wide x 2.75m high |
| Internal dimensions | - | 3.54m long x 1.80m wide x 2.33m high |
Sources: Brian James Race Transporter 7, Richardson Trailers Supreme Treble. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Race Transporter 7 if...
- you want one that is rated 800kg heavier gross
Sits at the top of the Race Transporter range for teams hauling larger or wider vehicles where the Race Transporter 6 is still not wide enough. The twin/tri-axle choice lets buyers trade a little unladen weight against stability at the widest bed option.
Listed by
- Formula Trailers,, Brian-James Trailers Main Dealer in the SW UK - Wellington, Poole
Buy or hire the Supreme Treble if...
A three-berth Richardson trailer built for a household with two horses and a pony rather than a full string. The reversed pony bay keeps overall length down compared with three forward-facing berths, which suits smaller yards and tow vehicles.
Listed by
- Horse Trailer Sales - Robertsbridge, Staplecross
Common questions
What is the difference between the Brian James Race Transporter 7 and the Richardson Trailers Supreme Treble?
The Brian James Race Transporter 7 is rated 800kg heavier gross. The Brian James Race Transporter 7 is a the largest Race Transporter, offered in twin or tri-axle form for heavier vehicles; the Richardson Trailers Supreme Treble is a trailer for two horses and a pony, one forward one reversed.
Can I tow the Brian James Race Transporter 7 or the Richardson Trailers Supreme Treble 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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