Head to head
Brian James C4 vs Ifor Williams GX126
The Ifor Williams GX126 is rated 900kg heavier gross.
Last reviewed 13 September 2026
Key differences
- Gross weight: the Ifor Williams GX126 is rated 900kg heavier gross.
Specifications side by side
| Brian James C4 | Ifor Williams GX126 | |
|---|---|---|
| Gross weight | 2600kg | 3500kg |
| Axles | Twin | - |
| Size | 2m x 4.5m loading area | - |
| Overall length | - | 5.70m |
| Overall width | - | 2.30m |
| Internal length | - | 3.66m / 12'0" |
| Internal width | - | 1.84m / 6'0" |
| Unladen weight | - | 765kg (Skids); 795kg (Ramp) |
| Payload | - | 2735kg (Skids); 2705kg (Ramp) |
| Tyres | - | 155/70R12C |
Sources: Brian James C4, Ifor Williams GX126. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the C4 if...
Brian James C4, carried by UK dealers and hire companies listed on GetBrent for hire. Car transporters in this class are hired and bought by track-day drivers, classic car owners and recovery firms who need to move a vehicle without driving it.
Listed by
- Cobham Trailer Hire - Cobham, East Horsley
- R M Trailer Centre - Middlesbrough, North Ormesby
Buy or hire the GX126 if...
- you want one that is rated 900kg heavier gross
The GX126 is Ifor Williams' mainstream plant trailer for mini diggers, dumpers and similar machinery on a single-axle-per-side, 3500kg braked chassis. Hirers usually pick the Ramp version for self-loading and the Skids version where a separate loading ramp or forklift is already available.
Full GX126 specifications →Common questions
What is the difference between the Brian James C4 and the Ifor Williams GX126?
The Ifor Williams GX126 is rated 900kg heavier gross. The Brian James C4 is a car transporter trailer; the Ifor Williams GX126 is a a twin-axle plant trailer available in Skids and Ramp variants for carrying machinery..
Can I tow the Brian James C4 or the Ifor Williams GX126 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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