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Head to head

Brian James A4 Transporter vs Richardson Trailers Supreme Treble

The Brian James A4 Transporter is 490kg lighter empty and is rated 300kg heavier gross.

Last reviewed 13 September 2026

Brian James A4 Transporter
Brian James A4 Transporter - image: Formula Trailers,, Brian-James Trailers Main Dealer in the SW UK
Supreme Treble
Richardson Trailers Supreme Treble

Key differences

Specifications side by side

Brian James A4 TransporterRichardson Trailers Supreme Treble
Gross weight3000kg2,700kg
Unladen weight770kg1,260kg
Payload2230kg-
Internal bed4.5m x 2.0m-
AxlesTwin axle-
Capacity-2 horses forward, 1 pony reversed
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 A4 Transporter, Richardson Trailers Supreme Treble. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the A4 Transporter if...

  • you want one that is 490kg lighter empty
  • 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

Full A4 Transporter specifications →

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

Full Supreme Treble specifications →

Common questions

What is the difference between the Brian James A4 Transporter and the Richardson Trailers Supreme Treble?

The Brian James A4 Transporter is 490kg lighter empty and is rated 300kg heavier gross. 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.; the Richardson Trailers Supreme Treble is a trailer for two horses and a pony, one forward one reversed.

Which is lighter, the Brian James A4 Transporter or the Richardson Trailers Supreme Treble?

The Brian James A4 Transporter. It is 490kg lighter empty than the Richardson Trailers Supreme Treble.

Can I tow the Brian James A4 Transporter 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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