Head to head
Ifor Williams GD105 vs Ifor Williams HB403
The Ifor Williams GD105 is rated 1.1 tonnes heavier gross and is 182kg lighter empty.
Last reviewed 13 September 2026
Key differences
- Gross weight: the Ifor Williams GD105 is rated 1.1 tonnes heavier gross.
- Unladen weight: the Ifor Williams HB403 weighs 182kg more empty.
Specifications side by side
| Ifor Williams GD105 | Ifor Williams HB403 | |
|---|---|---|
| Gross weight | 2,700kg | 1600kg |
| Unladen weight | 585kg | 767kg |
| Internal bed | 3.11m x 1.58m (10ft 2in x 5ft 2in) | - |
| Brakes | Braked | - |
| Payload | - | 833kg |
| Internal length | - | 3.08m |
| Internal width | - | 1.30m |
Sources: Ifor Williams GD105, Ifor Williams HB403. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the GD105 if...
- you want one that is rated 1.1 tonnes heavier gross
- you want one that is 182kg lighter empty
The same market as the GD85 with about 60cm more bed length, which is the difference between fitting a load and not. Landscapers and anyone moving long materials or a quad choose it for the length rather than the payload, which is unchanged.
Listed by
- Blendworth Trailers - Rowland's Castle
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
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 GD105 and the Ifor Williams HB403?
The Ifor Williams GD105 is rated 1.1 tonnes heavier gross and is 182kg lighter empty. The Ifor Williams GD105 is a general duty box trailer, twin axle, longer bed; the Ifor Williams HB403 is a a compact single-horse or two-pony horsebox trailer.
Which is lighter, the Ifor Williams GD105 or the Ifor Williams HB403?
The Ifor Williams GD105. It is 182kg lighter empty than the Ifor Williams HB403.
Can I tow the Ifor Williams GD105 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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