Head to head
Ifor Williams CT136HD vs Race Box 610
The Race Box 610 is rated 400kg heavier gross.
Last reviewed 13 September 2026

Key differences
- Gross weight: the Race Box 610 is rated 400kg heavier gross.
Specifications side by side
| Ifor Williams CT136HD | Race Box 610 | |
|---|---|---|
| Gross weight | 2,600kg | 3,000kg |
| Unladen weight | 510kg | - |
| Internal length | 4.0m | - |
| Internal width | 1.84m | - |
| Bed size | - | 4.50m x 1.95m |
| Axles | - | Twin |
Sources: Ifor Williams CT136HD, Race Box 610. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the CT136HD if...
The CT136HD suits recovery operators, racers and dealers who need a tougher car transporter than the standard CT136, thanks to its heavy-duty beam axles and multi-leaf suspension. Its 4.0m bed and 2.6 tonne gross weight cover most road cars without the cost of a beavertail trailer.
Listed by
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
- Shropshire Trailer Hire - Shrewsbury, Bicton
Buy or hire the 610 if...
- you want one that is rated 400kg 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 Ifor Williams CT136HD and the Race Box 610?
The Race Box 610 is rated 400kg heavier gross. The Ifor Williams CT136HD is a ifor Williams' heavy-duty twin-axle car transporter trailer in the CT136 range, built for moving a single vehicle.; the Race Box 610 is a twin axle enclosed box trailer.
Can I tow the Ifor Williams CT136HD 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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