Head to head
Brian James Race Transporter 4 vs Humbaur Steely
The Brian James Race Transporter 4 is rated 2,750kg heavier gross and carries 1,690kg more.
Last reviewed 13 September 2026

Key differences
- Gross weight: the Brian James Race Transporter 4 is rated 2,750kg heavier gross.
- Payload: the Brian James Race Transporter 4 carries 1,690kg more.
Specifications side by side
| Brian James Race Transporter 4 | Humbaur Steely | |
|---|---|---|
| Gross weight | 3500kg | 750kg |
| Payload | up to 2320kg | 630kg |
| Unladen weight | from 1180kg | - |
| Internal width | 2.12m | - |
| Internal bed | 5.0m / 5.5m long | - |
| Axles | Twin | - |
| Inner length | - | 2050mm |
| Inner width | - | 1095mm |
Sources: Brian James Race Transporter 4, Humbaur Steely. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Race Transporter 4 if...
- you want one that is rated 2,750kg heavier gross
- you want one that carries 1,690kg more
Aimed at motorsport teams and vehicle recovery operators who need a hydraulic tilt-bed for easy low loading of a single car. It is the entry point into the numbered Race Transporter range, below the 5, 6 and 7.
Listed by
- Trek-Trailers Lincolnshire - Doncaster, Belton
- Bicester Trailer Centre - Bicester
- Trek-Trailers Suffolk - Bury Saint Edmunds
- Trek-Trailers Three Counties - Hereford
Buy or hire the Steely if...
The Steely is Humbaur's budget single-axle trailer, built with a hot-dip galvanised chassis as what the manufacturer describes as an entry point into trailer ownership. It suits light garden, construction-site and hobby loads rather than heavier trade use.
Full Steely specifications →Common questions
What is the difference between the Brian James Race Transporter 4 and the Humbaur Steely?
The Brian James Race Transporter 4 is rated 2,750kg heavier gross and carries 1,690kg more. The Brian James Race Transporter 4 is a an open twin-axle hydraulic tilt-bed car transporter; the Humbaur Steely is a a small, unbraked single-axle flatbed trailer aimed at first-time buyers and light garden/site use..
Which carries more, the Brian James Race Transporter 4 or the Humbaur Steely?
The Brian James Race Transporter 4, by 1,690kg.
Can I tow the Brian James Race Transporter 4 or the Humbaur Steely 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.
GetBrent is an independent directory and is not a dealer for, nor affiliated with, either manufacturer. Model and brand names are the trademarks of their owners.
