Head to head
Ifor Williams GX84 vs Lider 39920
The Ifor Williams GX84 is rated 1,950kg heavier gross. The Lider 39920 is 170kg lighter empty.
Last reviewed 13 September 2026

Key differences
- Gross weight: the Ifor Williams GX84 is rated 1,950kg heavier gross.
- Unladen weight: the Ifor Williams GX84 weighs 170kg more empty.
Specifications side by side
| Ifor Williams GX84 | Lider 39920 | |
|---|---|---|
| Gross weight | 2700kg | 750kg |
| Unladen weight | 540kg | 370kg |
| Payload | 2160kg | - |
| Internal bed | 2.45m x 1.27m | - |
| Internal length | - | 230cm |
| Internal width | - | 135cm |
| Internal height | - | 157cm |
| Axles | - | 1 |
| Brakes | - | Unbraked |
Sources: Ifor Williams GX84, Lider 39920. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the GX84 if...
- you want one that is rated 1,950kg heavier gross
An entry-level plant trailer for landscapers and groundworkers moving a single small excavator or compact roller who do not need the longer beds further up the GX range.
Listed by
- Blains Trailers & Tyres - Hemel Hempstead, Great Gaddesden
- Corwen Trailer Centre - Corwen
Buy or hire the 39920 if...
- you want one that is 170kg 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 GX84 and the Lider 39920?
The Ifor Williams GX84 is rated 1,950kg heavier gross. The Lider 39920 is 170kg lighter empty. The Ifor Williams GX84 is a the smallest trailer in the GX plant range; the Lider 39920 is a an unbraked single-axle enclosed box van trailer rated at 750kg gross weight..
Which is lighter, the Ifor Williams GX84 or the Lider 39920?
The Lider 39920. It is 170kg lighter empty than the Ifor Williams GX84.
Can I tow the Ifor Williams GX84 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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