Head to head
Graham Edwards PL3512 vs Ifor Williams LM146
The Ifor Williams LM146 is 20kg lighter empty.
Last reviewed 13 September 2026
Key differences
- Unladen weight: the Graham Edwards PL3512 weighs 20kg more empty.
Specifications side by side
| Graham Edwards PL3512 | Ifor Williams LM146 | |
|---|---|---|
| Gross weight | 3500KG | 3500kg |
| Unladen weight | 755KG | 735kg |
| Length | 12' | - |
| Width | 5'10" | - |
| Axles | TANDEM | - |
| 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 |
Sources: Graham Edwards PL3512, Ifor Williams LM146. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the PL3512 if...
The longer 3.5 tonne plant trailer in the Graham Edwards range, for contractors and hire firms carrying larger mini excavators and compact plant behind a pickup or van.
Full PL3512 specifications →Buy or hire the LM146 if...
- you want one that is 20kg lighter empty
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 Graham Edwards PL3512 and the Ifor Williams LM146?
The Ifor Williams LM146 is 20kg lighter empty. The Graham Edwards PL3512 is a 12 ft x 5 ft 10 in tandem axle 3.5 tonne plant trailer; the Ifor Williams LM146 is a a twin-axle flatbed goods trailer in the heavier-duty LM range..
Which is lighter, the Graham Edwards PL3512 or the Ifor Williams LM146?
The Ifor Williams LM146. It is 20kg lighter empty than the Graham Edwards PL3512.
Can I tow the Graham Edwards PL3512 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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