Head to head
Brian James Race Box vs Ifor Williams GH94BT
The Ifor Williams GH94BT carries 285kg more. The Brian James Race Box is rated 300kg heavier gross.
Last reviewed 13 September 2026
Key differences
- Payload: the Ifor Williams GH94BT carries 285kg more.
- Gross weight: the Brian James Race Box is rated 300kg heavier gross.
Specifications side by side
| Brian James Race Box | Ifor Williams GH94BT | |
|---|---|---|
| Gross weight | 3000kg | 2700kg |
| Payload | up to 1885kg | 2170kg |
| Internal width | 1.95m | - |
| Internal length | 4.0m / 4.5m / 5.0m | - |
| Axles | Twin | - |
| Unladen weight | - | 530kg |
| Internal bed | - | 2.79m x 1.31m |
Sources: Brian James Race Box, Ifor Williams GH94BT. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Race Box if...
- you want one that is rated 300kg heavier gross
Positioned for classic car owners and smaller motorsport teams who want their car fully enclosed and weatherproof but do not need the wider bed of the Race Sport or Race Transporter ranges. The narrower internal width suits a single classic or compact race car rather than a modern GT car.
Listed by
- Formula Trailers,, Brian-James Trailers Main Dealer in the SW UK - Wellington, Poole
Buy or hire the GH94BT if...
- you want one that carries 285kg more
Chosen over the standard GH94 by operators who want the heavier-duty BT chassis and tyres for regular loaded towing rather than occasional use, at the cost of a little unladen weight and payload.
Listed by
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
Common questions
What is the difference between the Brian James Race Box and the Ifor Williams GH94BT?
The Ifor Williams GH94BT carries 285kg more. The Brian James Race Box is rated 300kg heavier gross. The Brian James Race Box is a a fully enclosed twin-axle car transporter for classics and small race cars; the Ifor Williams GH94BT is a a braked-tandem version of the GH94 plant trailer.
Which carries more, the Brian James Race Box or the Ifor Williams GH94BT?
The Ifor Williams GH94BT, by 285kg.
Can I tow the Brian James Race Box or the Ifor Williams GH94BT 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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