Head to head
Brian James Race Box vs Humbaur HTK
The Humbaur HTK carries 665kg more and is rated 500kg heavier gross.
Last reviewed 13 September 2026
Key differences
- Payload: the Humbaur HTK carries 665kg more.
- Gross weight: the Humbaur HTK is rated 500kg heavier gross.
Specifications side by side
| Brian James Race Box | Humbaur HTK | |
|---|---|---|
| Gross weight | 3000kg | 3500kg |
| Payload | up to 1885kg | 2550kg |
| Axles | Twin | Twin |
| Internal width | 1.95m | - |
| Internal length | 4.0m / 4.5m / 5.0m | - |
| Internal bed | - | 3.14m x 1.75m |
| Brakes | - | Braked |
Sources: Brian James Race Box, Humbaur HTK. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Race Box if...
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 HTK if...
- you want one that carries 665kg more
- you want one that is rated 500kg heavier gross
A heavy-duty three-way tipper for builders' merchants and groundworkers who need to tip to either side as well as the rear. The wide model line (2000kg to 3500kg gross) lets buyers pick a size without moving to a different range.
Listed by
- Trek-Trailers Lincolnshire - Doncaster, Belton
- Trek-Trailers Suffolk - Bury Saint Edmunds
- Trek-Trailers Three Counties - Hereford
Common questions
What is the difference between the Brian James Race Box and the Humbaur HTK?
The Humbaur HTK carries 665kg more and is rated 500kg heavier gross. The Brian James Race Box is a a fully enclosed twin-axle car transporter for classics and small race cars; the Humbaur HTK is a a tandem-axle three-way tipping trailer for construction and agricultural use.
Which carries more, the Brian James Race Box or the Humbaur HTK?
The Humbaur HTK, by 665kg.
Can I tow the Brian James Race Box or the Humbaur HTK 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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