Head to head
Ifor Williams LM146 vs Lider 29420
The Lider 29420 is 595kg lighter empty. The Ifor Williams LM146 is rated 2,750kg heavier gross.
Last reviewed 13 September 2026
Key differences
- Unladen weight: the Ifor Williams LM146 weighs 595kg more empty.
- Gross weight: the Ifor Williams LM146 is rated 2,750kg heavier gross.
Specifications side by side
| Ifor Williams LM146 | Lider 29420 | |
|---|---|---|
| Gross weight | 3500kg | 750kg |
| Unladen weight | 735kg | 140kg |
| Overall length | 5.60m | - |
| Overall width | 2.10m | - |
| Bed | 4.23m / 13'9" ((internal) length); 1.98m / 6'5" ((internal) width) | - |
| Payload | 2765kg | - |
| Tyres | 195/60R12C | - |
| Internal length | - | 178cm |
| Internal width | - | 167cm |
| Axles | - | 1 |
| Brakes | - | Unbraked |
Sources: Ifor Williams LM146, Lider 29420. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the LM146 if...
- you want one that is rated 2,750kg heavier gross
The LM146 is a general-purpose flatbed aimed at landscaping, construction and plumbing trades that need a long, wide load bed with a high payload on a single 3500kg-braked chassis. It is used where loads are bulky or awkwardly shaped rather than plant machinery, which typically goes on the ramped GX range instead.
Listed by
- Blains Trailers & Tyres - Hemel Hempstead, Great Gaddesden
- G-Tec Trailers - Thetford, Holme Hale
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
Buy or hire the 29420 if...
- you want one that is 595kg lighter empty
Bought by motorcyclists and small bike dealers who want the lightest legal way to move one machine; its low unladen weight keeps it towable behind a small car and avoids the extra cost of a braked chassis.
Listed by
- Lider Trailers - Accrington, Blackburn
Common questions
What is the difference between the Ifor Williams LM146 and the Lider 29420?
The Lider 29420 is 595kg lighter empty. The Ifor Williams LM146 is rated 2,750kg heavier gross. The Ifor Williams LM146 is a a twin-axle flatbed goods trailer in the heavier-duty LM range.; the Lider 29420 is a a small unbraked single-axle trailer for carrying one motorcycle..
Which is lighter, the Ifor Williams LM146 or the Lider 29420?
The Lider 29420. It is 595kg lighter empty than the Ifor Williams LM146.
Can I tow the Ifor Williams LM146 or the Lider 29420 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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