Head to head
Humbaur Steely vs Race Box 610
The Race Box 610 is rated 2,250kg heavier gross.
Last reviewed 13 September 2026
Key differences
- Gross weight: the Race Box 610 is rated 2,250kg heavier gross.
Specifications side by side
| Humbaur Steely | Race Box 610 | |
|---|---|---|
| Gross weight | 750kg | 3,000kg |
| Payload | 630kg | - |
| Inner length | 2050mm | - |
| Inner width | 1095mm | - |
| Bed size | - | 4.50m x 1.95m |
| Axles | - | Twin |
Sources: Humbaur Steely, Race Box 610. Figures vary by model year and options, so check with the supplier before you commit.
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 →Buy or hire the 610 if...
- you want one that is rated 2,250kg heavier gross
An enclosed twin axle box trailer used to carry tools, motorsport equipment or goods securely and out of the weather. Its 3,000kg rating covers a loaded box without needing a heavier commercial trailer.
Listed by
- Fieldfare Trailer Centre - Salisbury
Common questions
What is the difference between the Humbaur Steely and the Race Box 610?
The Race Box 610 is rated 2,250kg heavier gross. The Humbaur Steely is a a small, unbraked single-axle flatbed trailer aimed at first-time buyers and light garden/site use.; the Race Box 610 is a twin axle enclosed box trailer.
Can I tow the Humbaur Steely or the Race Box 610 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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