Head to head
Bateson 355B vs Ifor Williams LM146
The Ifor Williams LM146 is 65kg lighter empty and carries 65kg more.
Last reviewed 13 September 2026

Key differences
- Unladen weight: the Bateson 355B weighs 65kg more empty.
- Payload: the Ifor Williams LM146 carries 65kg more.
Specifications side by side
| Bateson 355B | Ifor Williams LM146 | |
|---|---|---|
| Gross weight | 3500kg | 3500kg |
| Unladen weight | 800kg | 735kg |
| Payload | 2700kg | 2765kg |
| Deck length | 5000mm | - |
| Deck width | 2100mm | - |
| Axles | Twin axle | - |
| Overall length | - | 5.60m |
| Overall width | - | 2.10m |
| Bed | - | 4.23m / 13'9" ((internal) length); 1.98m / 6'5" ((internal) width) |
| Tyres | - | 195/60R12C |
Sources: Bateson 355B, Ifor Williams LM146. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the 355B if...
Bateson's most popular beavertail transporter, used by garages, race teams and recovery operators to load a car under its own power up a shallow ramp rather than winching it onto a flat deck. It comes with ramps and a hand winch as standard.
Listed by
- Mid Norfolk Trailer Sales & Hire LTD - King's Lynn
Buy or hire the LM146 if...
- you want one that is 65kg lighter empty
- you want one that carries 65kg more
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
Common questions
What is the difference between the Bateson 355B and the Ifor Williams LM146?
The Ifor Williams LM146 is 65kg lighter empty and carries 65kg more. The Bateson 355B is a twin axle beavertail car transporter trailer; the Ifor Williams LM146 is a a twin-axle flatbed goods trailer in the heavier-duty LM range..
Which is lighter, the Bateson 355B or the Ifor Williams LM146?
The Ifor Williams LM146. It is 65kg lighter empty than the Bateson 355B.
Which carries more, the Bateson 355B or the Ifor Williams LM146?
The Ifor Williams LM146, by 65kg.
Can I tow the Bateson 355B or the Ifor Williams LM146 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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