Model against model
Ifor Williams CT136HD vs Ifor Williams HB506
Two models people put on the same shortlist. Every figure below is sourced, and where one side has a specification the other does not publish, the row is left out rather than filled with a guess.
Last reviewed 13 September 2026
| Ifor Williams CT136HD | Ifor Williams HB506 | |
|---|---|---|
| Gross weight | 2,600kg | 2,600kg |
| Unladen weight | 510kg | 920kg |
| Internal length | 4.0m | 3.16m |
| Internal width | 1.84m | 1.67m |
Only specifications published for both models appear here. Full Ifor Williams CT136HD figures and full Ifor Williams HB506 figures.
Choose 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.
Full specifications →Choose the HB506 if...
The mainstream two-horse trailer in Britain, used by private owners and small yards. Its comparatively low unladen weight for the class is the practical point: it widens the range of 4x4s and large SUVs that can legally and comfortably tow it.
Full specifications →Common questions
What is the difference between the Ifor Williams CT136HD and the Ifor Williams HB506?
Ifor Williams CT136HD: 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. Ifor Williams HB506: The mainstream two-horse trailer in Britain, used by private owners and small yards. Its comparatively low unladen weight for the class is the practical point: it widens the range of 4x4s and large SUVs that can legally and comfortably tow it.
Are these figures reliable?
Every figure on this page was read off a manufacturer or established dealer page and is linked to its source. Anything we could not verify is left out rather than estimated. Specifications change by model year and configuration, so confirm with the supplier before relying on them.
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