Head to head
Ifor Williams GH126 vs Ifor Williams HB403
The Ifor Williams GH126 carries 1,902kg more and is rated 1.9 tonnes heavier gross.
Last reviewed 13 September 2026
Key differences
- Payload: the Ifor Williams GH126 carries 1,902kg more.
- Gross weight: the Ifor Williams GH126 is rated 1.9 tonnes heavier gross.
- Unladen weight: the Ifor Williams HB403 weighs 2kg more empty.
Specifications side by side
| Ifor Williams GH126 | Ifor Williams HB403 | |
|---|---|---|
| Gross weight | 3500kg | 1600kg |
| Unladen weight | 765kg | 767kg |
| Payload | 2735kg | 833kg |
| Internal bed | 3.66m x 1.84m | - |
| Internal length | - | 3.08m |
| Internal width | - | 1.30m |
Sources: Ifor Williams GH126, Ifor Williams HB403. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the GH126 if...
- you want one that carries 1,902kg more
- you want one that is rated 1.9 tonnes heavier gross
- you want one that is 2kg lighter empty
Used by groundworks and plant hire firms moving mini excavators or dumpers that need both extra length and the full 1.84m bed width the smaller GH models do not offer.
Listed by
- Blains Trailers & Tyres - Hemel Hempstead, Great Gaddesden
Buy or hire the HB403 if...
The smallest trailer in the HB horsebox range, bought by owners of a single horse or a couple of ponies who want the lightest legal option that can still be towed by a mid-size car.
Listed by
- Horse Trailer Sales - Robertsbridge, Staplecross
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
Common questions
What is the difference between the Ifor Williams GH126 and the Ifor Williams HB403?
The Ifor Williams GH126 carries 1,902kg more and is rated 1.9 tonnes heavier gross. The Ifor Williams GH126 is a a wide-bed plant trailer for compact machinery; the Ifor Williams HB403 is a a compact single-horse or two-pony horsebox trailer.
Which is lighter, the Ifor Williams GH126 or the Ifor Williams HB403?
The Ifor Williams GH126. It is 2kg lighter empty than the Ifor Williams HB403.
Which carries more, the Ifor Williams GH126 or the Ifor Williams HB403?
The Ifor Williams GH126, by 1,902kg.
Can I tow the Ifor Williams GH126 or the Ifor Williams HB403 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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