Head to head
Ifor Williams HB511 vs Lider 37380
The Lider 37380 is 718kg lighter empty. The Ifor Williams HB511 is rated 1.7 tonnes heavier gross.
Last reviewed 13 September 2026
Key differences
- Unladen weight: the Ifor Williams HB511 weighs 718kg more empty.
- Gross weight: the Ifor Williams HB511 is rated 1.7 tonnes heavier gross.
Specifications side by side
| Ifor Williams HB511 | Lider 37380 | |
|---|---|---|
| Gross weight | 2,700kg | 1000kg |
| Unladen weight | 1,000kg | 282kg |
| Brakes | Braked | Braked |
| Internal length | 3.52m | - |
| Internal width | 1.79m | - |
| Internal bed | - | 304 x 171 x 10cm |
| Axles | - | 1 |
Sources: Ifor Williams HB511, Lider 37380. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the HB511 if...
- you want one that is rated 1.7 tonnes heavier gross
The wider step up from the HB506, for larger horses or owners who want more room in transit. The extra 12cm of internal width and 36cm of length cost 80kg unladen, which is worth checking against your tow vehicle before choosing it over the HB506.
Listed by
- Trek-Trailers Lincolnshire - Doncaster, Belton
- Trek-Trailers Suffolk - Bury Saint Edmunds
- R M Trailer Centre - Middlesbrough, North Ormesby
- Blains Trailers & Tyres - Hemel Hempstead, Great Gaddesden
- Horse Trailer Sales - Robertsbridge, Staplecross
- Trek-Trailers Three Counties - Hereford
Buy or hire the 37380 if...
- you want one that is 718kg lighter empty
Suits buyers wanting a braked flatbed for a ride-on mower or small plant, where the tilting bed lets the load be winched or driven on without a separate ramp.
Listed by
- Lider Trailers - Accrington, Blackburn
Common questions
What is the difference between the Ifor Williams HB511 and the Lider 37380?
The Lider 37380 is 718kg lighter empty. The Ifor Williams HB511 is rated 1.7 tonnes heavier gross. The Ifor Williams HB511 is a two-horse trailer, twin axle, wider body; the Lider 37380 is a a braked single-axle tilt-bed flatbed trailer rated at 1000kg gross weight..
Which is lighter, the Ifor Williams HB511 or the Lider 37380?
The Lider 37380. It is 718kg lighter empty than the Ifor Williams HB511.
Can I tow the Ifor Williams HB511 or the Lider 37380 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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