Head to head
Ifor Williams BV126 vs Lider 39920
The Ifor Williams BV126 is rated 2,750kg heavier gross and is 1.3m (4.5ft) longer inside. The Lider 39920 is 610kg lighter empty.
Last reviewed 13 September 2026
Key differences
- Gross weight: the Ifor Williams BV126 is rated 2,750kg heavier gross.
- Unladen weight: the Ifor Williams BV126 weighs 610kg more empty.
- Internal length: the Ifor Williams BV126 is 1.3m (4.5ft) longer inside.
- Internal width: the Ifor Williams BV126 is 38cm (1ft) wider inside.
Specifications side by side
| Ifor Williams BV126 | Lider 39920 | |
|---|---|---|
| Gross weight | 3500kg | 750kg |
| Unladen weight | 980kg | 370kg |
| Internal length | 3.60m | 230cm |
| Internal width | 1.73m | 135cm |
| Axles | Twin (dual) | 1 |
| Payload | 2520kg | - |
| Internal height | - | 157cm |
| Brakes | - | Unbraked |
Sources: Ifor Williams BV126, Lider 39920. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the BV126 if...
- you want one that is rated 2,750kg heavier gross
- you want one that is 1.3m (4.5ft) longer inside
- you want one that is 38cm (1ft) wider inside
Aimed at businesses moving bulkier equipment or several machines that need to travel enclosed and secure, where the BV105 is too narrow or too light. Its 3500kg rating means a car-derived van or 4x4 with a suitable tow rating can still pull it.
Listed by
- Blains Trailers & Tyres - Hemel Hempstead, Great Gaddesden
Buy or hire the 39920 if...
- you want one that is 610kg 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 BV126 and the Lider 39920?
The Ifor Williams BV126 is rated 2,750kg heavier gross and is 1.3m (4.5ft) longer inside. The Lider 39920 is 610kg lighter empty. The Ifor Williams BV126 is a a wider, higher-capacity enclosed box van 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 BV126 or the Lider 39920?
The Lider 39920. It is 610kg lighter empty than the Ifor Williams BV126.
Can I tow the Ifor Williams BV126 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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