Head to head
Brian James A Transporter (A4) vs Ifor Williams CT136HD
The Ifor Williams CT136HD is rated 600kg heavier gross.
Last reviewed 13 September 2026
Key differences
- Gross weight: the Ifor Williams CT136HD is rated 600kg heavier gross.
Specifications side by side
| Brian James A Transporter (A4) | Ifor Williams CT136HD | |
|---|---|---|
| Gross weight | 2,000kg to 3,000kg depending on variant | 2,600kg |
| Bed | 3.7m x 1.8m up to 5.0m x 2.0m depending on variant | - |
| Brakes | Braked, tandem axle | - |
| Unladen weight | - | 510kg |
| Internal length | - | 4.0m |
| Internal width | - | 1.84m |
Sources: Brian James A Transporter (A4), Ifor Williams CT136HD. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the A Transporter (A4) if...
One of the most common car trailers in Britain, bought by trade and private owners for moving road cars, project cars and small vans. The reason it sells is the spread of bed length and gross weight combinations, which lets you match the trailer to the tow car rather than the other way round.
Listed by
- Fieldfare Trailer Centre - Salisbury
- Bicester Trailer Centre - Bicester
- Trek-Trailers Three Counties - Hereford
Buy or hire the CT136HD if...
- you want one that is rated 600kg heavier gross
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
Common questions
What is the difference between the Brian James A Transporter (A4) and the Ifor Williams CT136HD?
The Ifor Williams CT136HD is rated 600kg heavier gross. The Brian James A Transporter (A4) is a open flatbed car transporter, twin axle; 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..
Can I tow the Brian James A Transporter (A4) or the Ifor Williams CT136HD 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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