Head to head
Ifor Williams GX125 HD vs Lider 39920
The Ifor Williams GX125 HD is rated 2,750kg heavier gross. The Lider 39920 is 390kg lighter empty.
Last reviewed 13 September 2026
Key differences
- Gross weight: the Ifor Williams GX125 HD is rated 2,750kg heavier gross.
- Unladen weight: the Ifor Williams GX125 HD weighs 390kg more empty.
Specifications side by side
| Ifor Williams GX125 HD | Lider 39920 | |
|---|---|---|
| Gross weight | 3500kg | 750kg |
| Unladen weight | 760kg | 370kg |
| Payload | 2740kg | - |
| Internal bed | 3.66m x 1.57m | - |
| Internal length | - | 230cm |
| Internal width | - | 135cm |
| Internal height | - | 157cm |
| Axles | - | 1 |
| Brakes | - | Unbraked |
Sources: Ifor Williams GX125 HD, Lider 39920. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the GX125 HD if...
- you want one that is rated 2,750kg heavier gross
For plant hire firms carrying longer machines such as excavators with extended dipper arms or tracked dumpers that need the extra bed length over the GX105HD.
Listed by
- Blains Trailers & Tyres - Hemel Hempstead, Great Gaddesden
Buy or hire the 39920 if...
- you want one that is 390kg lighter empty
The smallest box van in the range, for buyers who want lockable, weatherproof storage on the move without moving up to a braked twin-axle trailer.
Listed by
- Lider Trailers - Accrington, Blackburn
Common questions
What is the difference between the Ifor Williams GX125 HD and the Lider 39920?
The Ifor Williams GX125 HD is rated 2,750kg heavier gross. The Lider 39920 is 390kg lighter empty. The Ifor Williams GX125 HD is a a longer heavy-duty plant trailer; the Lider 39920 is a an unbraked single-axle enclosed box van trailer rated at 750kg gross weight..
Which is lighter, the Ifor Williams GX125 HD or the Lider 39920?
The Lider 39920. It is 390kg lighter empty than the Ifor Williams GX125 HD.
Can I tow the Ifor Williams GX125 HD or the Lider 39920 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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