Head to head
Ifor Williams CT166 vs Ifor Williams General Duty
The Ifor Williams CT166 is rated 2.1 tonnes heavier gross.
Last reviewed 13 September 2026
Key differences
- Gross weight: the Ifor Williams CT166 is rated 2.1 tonnes heavier gross.
Specifications side by side
| Ifor Williams CT166 | Ifor Williams General Duty | |
|---|---|---|
| Gross weight | 3500kg | 1400kg to 2700kg depending on model |
| Unladen weight | 885kg | - |
| Payload | 2615kg | - |
| Internal bed | 4.87m x 1.90m | - |
| Internal length | - | 1.84m (6ft) to 3.71m (12ft 2in) |
| Internal width | - | 1.23m (4ft) to 1.71m (5ft 6in) |
| Axles | - | Single or twin axle |
Sources: Ifor Williams CT166, Ifor Williams General Duty. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the CT166 if...
- you want one that is rated 2.1 tonnes heavier gross
Bought by garages, recovery operators and plant hire firms who load low vehicles or compact machinery by tilting the deck to ground level instead of driving up loading ramps. The narrower CT166 bed suits standard cars and single machines.
Listed by
- Blains Trailers & Tyres - Hemel Hempstead, Great Gaddesden
Buy or hire the General Duty if...
Ifor Williams's entry-level flatbed range, bought by householders, gardeners and small trades for tip runs, garden waste and general loads. It is the trailer most UK hire yards keep several of, since one size or another suits almost any small job.
Listed by
- John Page Trailers Ltd - Ashford, Biddenden
Common questions
What is the difference between the Ifor Williams CT166 and the Ifor Williams General Duty?
The Ifor Williams CT166 is rated 2.1 tonnes heavier gross. The Ifor Williams CT166 is a a tilt-bed car and machinery transporter trailer; the Ifor Williams General Duty is a small flatbed/general purpose trailer range.
Can I tow the Ifor Williams CT166 or the Ifor Williams General Duty 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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