Head to head
Brian James C4 Transporter vs Ifor Williams GX126
The Brian James C4 Transporter 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..
Last reviewed 13 September 2026
Specifications side by side
| Brian James C4 Transporter | Ifor Williams GX126 | |
|---|---|---|
| Gross weight | 2000-2600kg (range across C4 variants) | 3500kg |
| Deck length | 12ft 2in (3.7m) loading area, up to 16ft overall | - |
| Deck width | 5ft 10in - 6ft | - |
| Axles | 2 | - |
| Ramps | 8ft loading ramps included | - |
| 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 Transporter, Ifor Williams GX126. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the C4 Transporter if...
A twin-axle trailer for moving a single car, van or small plant item, used by garages, racers and recovery firms. It is light enough for many family cars to tow while still carrying a saloon or hatchback on its own wheels.
Listed by
- Lancaster trailer hire - ELY
- Derby Trailer Hire Limited - Derby
Buy or hire the GX126 if...
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 Transporter and the Ifor Williams GX126?
The Brian James C4 Transporter 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 Transporter 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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