Head to head
Brian James Race Transporter 7 vs Ifor Williams HB403
The Brian James Race Transporter 7 carries 1,402kg more and is rated 1.9 tonnes heavier gross.
Last reviewed 13 September 2026
Key differences
- Payload: the Brian James Race Transporter 7 carries 1,402kg more.
- Gross weight: the Brian James Race Transporter 7 is rated 1.9 tonnes heavier gross.
- Internal width: the Brian James Race Transporter 7 is 80cm (2.5ft) wider inside.
Specifications side by side
| Brian James Race Transporter 7 | Ifor Williams HB403 | |
|---|---|---|
| Gross weight | 3500kg | 1600kg |
| Payload | up to 2235kg | 833kg |
| Internal width | 2.1m / 2.3m | 1.30m |
| Internal bed | 5.5m / 6.0m long | - |
| Axles | Twin or Tri | - |
| Unladen weight | - | 767kg |
| Internal length | - | 3.08m |
Sources: Brian James Race Transporter 7, Ifor Williams HB403. 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 carries 1,402kg more
- you want one that is rated 1.9 tonnes heavier gross
- you want one that is 80cm (2.5ft) wider inside
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 HB403 if...
The smallest trailer in the HB horsebox range, bought by owners of a single horse or a couple of ponies who want the lightest legal option that can still be towed by a mid-size car.
Listed by
- Horse Trailer Sales - Robertsbridge, Staplecross
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
Common questions
What is the difference between the Brian James Race Transporter 7 and the Ifor Williams HB403?
The Brian James Race Transporter 7 carries 1,402kg more and is rated 1.9 tonnes 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 Ifor Williams HB403 is a a compact single-horse or two-pony horsebox trailer.
Which carries more, the Brian James Race Transporter 7 or the Ifor Williams HB403?
The Brian James Race Transporter 7, by 1,402kg.
Can I tow the Brian James Race Transporter 7 or the Ifor Williams HB403 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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