Head to head
Brian James A-Max 305 vs Ifor Williams GX
The Ifor Williams GX is rated 100kg heavier gross.
Last reviewed 13 September 2026
Key differences
- Gross weight: the Ifor Williams GX is rated 100kg heavier gross.
Specifications side by side
| Brian James A-Max 305 | Ifor Williams GX | |
|---|---|---|
| Gross weight | 2600kg | 2700-3500kg |
| Payload | 2035kg | - |
| Internal bed | 4.3m x 1.96m | - |
Sources: Brian James A-Max 305, Ifor Williams GX. 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 GX if...
- you want one that is rated 100kg heavier gross
Ifor Williams GX, carried by UK dealers and hire companies listed on GetBrent for sale. Plant trailers are the working end of groundworks: contractors and hire firms use them to move mini diggers, dumpers and rollers between sites.
Listed by
- R M Trailer Centre - Middlesbrough, North Ormesby
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
Common questions
What is the difference between the Brian James A-Max 305 and the Ifor Williams GX?
The Ifor Williams GX is rated 100kg heavier gross. The Brian James A-Max 305 is a a longer, higher-capacity version of the A-Max flatbed car trailer; the Ifor Williams GX is a plant trailer range.
Can I tow the Brian James A-Max 305 or the Ifor Williams GX 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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