Head to head
Brian James C4 Transporter vs Stewart GX 15 FT
The Brian James C4 Transporter is a car transporter trailer. The Stewart GX 15 FT is a twin-axle flat trailer for agricultural and general haulage use.
Last reviewed 13 September 2026
Specifications side by side
| Brian James C4 Transporter | Stewart GX 15 FT | |
|---|---|---|
| Gross weight | 2000-2600kg (range across C4 variants) | 15,000kg |
| Axles | 2 | 125mm dia., 10-stud, 420x180mm brakes |
| Deck length | 12ft 2in (3.7m) loading area, up to 16ft overall | - |
| Deck width | 5ft 10in - 6ft | - |
| Ramps | 8ft loading ramps included | - |
| Length | - | 7,900-9,700mm (26-32ft) |
| Tare weight | - | 3,980kg |
| Tyres | - | 385/65Rx22.5 standard, 435/50Rx19.5 flotation option |
Sources: Brian James C4 Transporter, Stewart GX 15 FT. 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 GX 15 FT if...
A 15-tonne flat trailer from Scottish maker Stewart Trailers, built for farms and hire fleets moving bulky loads such as bales or machinery. The choice of standard or flotation tyres lets it be set up for road use or softer ground.
Listed by
- Rising Sun Trailer Hire - York
Common questions
What is the difference between the Brian James C4 Transporter and the Stewart GX 15 FT?
The Brian James C4 Transporter is a car transporter trailer; the Stewart GX 15 FT is a twin-axle flat trailer for agricultural and general haulage use.
Can I tow the Brian James C4 Transporter or the Stewart GX 15 FT on a car licence?
Stewart GX 15 FT is rated over 3,500kg gross, which is beyond what a car can tow in the UK.
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