Head to head
Ifor Williams HB403 vs Lider 39401
The Lider 39401 is 637kg lighter empty. The Ifor Williams HB403 is rated 850kg heavier gross and is 1.3m (4.5ft) longer inside.
Last reviewed 13 September 2026
Key differences
- Unladen weight: the Ifor Williams HB403 weighs 637kg more empty.
- Gross weight: the Ifor Williams HB403 is rated 850kg heavier gross.
- Internal length: the Ifor Williams HB403 is 1.3m (4.5ft) longer inside.
- Internal width: the Ifor Williams HB403 is 4cm wider inside.
Specifications side by side
| Ifor Williams HB403 | Lider 39401 | |
|---|---|---|
| Gross weight | 1600kg | 750kg |
| Unladen weight | 767kg | 130kg |
| Internal length | 3.08m | 178cm |
| Internal width | 1.30m | 126cm |
| Payload | 833kg | - |
| Axles | - | 1 |
| Brakes | - | Unbraked |
Sources: Ifor Williams HB403, Lider 39401. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the HB403 if...
- you want one that is rated 850kg heavier gross
- you want one that is 1.3m (4.5ft) longer inside
- you want one that is 4cm wider inside
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
Buy or hire the 39401 if...
- you want one that is 637kg lighter empty
A step up from the 39400E for owners of larger or heavier motorcycles who still want to stay under the unbraked 750kg threshold.
Listed by
- Lider Trailers - Accrington, Blackburn
Common questions
What is the difference between the Ifor Williams HB403 and the Lider 39401?
The Lider 39401 is 637kg lighter empty. The Ifor Williams HB403 is rated 850kg heavier gross and is 1.3m (4.5ft) longer inside. The Ifor Williams HB403 is a a compact single-horse or two-pony horsebox trailer; the Lider 39401 is a an unbraked single-axle trailer for carrying one motorcycle..
Which is lighter, the Ifor Williams HB403 or the Lider 39401?
The Lider 39401. It is 637kg lighter empty than the Ifor Williams HB403.
Can I tow the Ifor Williams HB403 or the Lider 39401 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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