Head to head
Brian James A-Max 305 vs Ifor Williams LM166
The Ifor Williams LM166 is rated 900kg heavier gross and carries 670kg more.
Last reviewed 13 September 2026

Key differences
- Gross weight: the Ifor Williams LM166 is rated 900kg heavier gross.
- Payload: the Ifor Williams LM166 carries 670kg more.
- Internal bed: the Ifor Williams LM166 has a bed 47cm (1.5ft) longer.
Specifications side by side
| Brian James A-Max 305 | Ifor Williams LM166 | |
|---|---|---|
| Gross weight | 2600kg | 3500kg |
| Payload | 2035kg | 2705kg |
| Internal bed | 4.3m x 1.96m | 4.77m x 1.98m |
| Unladen weight | - | 795kg |
Sources: Brian James A-Max 305, Ifor Williams LM166. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the A-Max 305 if...
Suits owners of larger saloons or estate cars who have outgrown the shorter A-Max 210 but do not need a full car-transporter range trailer. The extra bed length and payload give more margin for a heavier road car.
Listed by
- A47 Barwell Trailers Sales Hire Service Ltd - Leicester, Barwell
Buy or hire the LM166 if...
- you want one that is rated 900kg heavier gross
- you want one that carries 670kg more
- you want one that has a bed 47cm (1.5ft) longer
Bought by contractors and hauliers who regularly carry longer loads, such as fencing materials or several pallets, and need more deck length than the LM106 or LM126 provide.
Listed by
- G-Tec Trailers - Thetford, Holme Hale
- Blains Trailers & Tyres - Hemel Hempstead, Great Gaddesden
Common questions
What is the difference between the Brian James A-Max 305 and the Ifor Williams LM166?
The Ifor Williams LM166 is rated 900kg heavier gross and carries 670kg more. The Brian James A-Max 305 is a a longer, higher-capacity version of the A-Max flatbed car trailer; the Ifor Williams LM166 is a a long-bed flatbed trailer.
Which carries more, the Brian James A-Max 305 or the Ifor Williams LM166?
The Ifor Williams LM166, by 670kg.
Can I tow the Brian James A-Max 305 or the Ifor Williams LM166 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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