Head to head
Ifor Williams GH146 vs Ifor Williams HBX506
The Ifor Williams GH146 carries 855kg more and is rated 900kg heavier gross. The Ifor Williams HBX506 is 45kg lighter empty.
Last reviewed 13 September 2026
Key differences
- Payload: the Ifor Williams GH146 carries 855kg more.
- Gross weight: the Ifor Williams GH146 is rated 900kg heavier gross.
- Unladen weight: the Ifor Williams GH146 weighs 45kg more empty.
Specifications side by side
| Ifor Williams GH146 | Ifor Williams HBX506 | |
|---|---|---|
| Gross weight | 3500kg | 2600kg |
| Unladen weight | 910kg | 865kg |
| Payload | 2590kg | 1735kg |
| Internal bed | 4.285m x 1.84m | - |
| Internal length | - | 3.26m |
| Internal width | - | 1.67m |
Sources: Ifor Williams GH146, Ifor Williams HBX506. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the GH146 if...
- you want one that carries 855kg more
- you want one that is rated 900kg heavier gross
Aimed at plant hire operators who need the longest bed in the GH range for larger excavators or two smaller machines, with a tri-axle chassis to keep payload up within the 3500kg limit.
Listed by
- Blains Trailers & Tyres - Hemel Hempstead, Great Gaddesden
Buy or hire the HBX506 if...
- you want one that is 45kg lighter empty
A mid-size horsebox for owners moving one or two horses who want the updated HBX styling and features rather than the standard HB range trailer.
Listed by
- R M Trailer Centre - Middlesbrough, North Ormesby
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
Common questions
What is the difference between the Ifor Williams GH146 and the Ifor Williams HBX506?
The Ifor Williams GH146 carries 855kg more and is rated 900kg heavier gross. The Ifor Williams HBX506 is 45kg lighter empty. The Ifor Williams GH146 is a a tri-axle long-bed plant trailer; the Ifor Williams HBX506 is a a double horsebox trailer from Ifor Williams' HBX range.
Which is lighter, the Ifor Williams GH146 or the Ifor Williams HBX506?
The Ifor Williams HBX506. It is 45kg lighter empty than the Ifor Williams GH146.
Which carries more, the Ifor Williams GH146 or the Ifor Williams HBX506?
The Ifor Williams GH146, by 855kg.
Can I tow the Ifor Williams GH146 or the Ifor Williams HBX506 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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