Head to head
Brian James Race Transporter 4 vs Ifor Williams GP126
The Ifor Williams GP126 is 400kg lighter empty. The Brian James Race Transporter 4 is 34cm (1ft) wider inside.
Last reviewed 13 September 2026
Key differences
- Unladen weight: the Brian James Race Transporter 4 weighs 400kg more empty.
- Internal width: the Brian James Race Transporter 4 is 34cm (1ft) wider inside.
Specifications side by side
| Brian James Race Transporter 4 | Ifor Williams GP126 | |
|---|---|---|
| Gross weight | 3500kg | 3500kg |
| Unladen weight | from 1180kg | 780kg (skids) or 795kg (ramp) |
| Internal width | 2.12m | 1.78m/5'10" |
| Payload | up to 2320kg | - |
| Internal bed | 5.0m / 5.5m long | - |
| Axles | Twin | - |
| Internal length | - | 3.66m/12' |
Sources: Brian James Race Transporter 4, Ifor Williams GP126. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Race Transporter 4 if...
- you want one that is 34cm (1ft) wider inside
Aimed at motorsport teams and vehicle recovery operators who need a hydraulic tilt-bed for easy low loading of a single car. It is the entry point into the numbered Race Transporter range, below the 5, 6 and 7.
Listed by
- Trek-Trailers Lincolnshire - Doncaster, Belton
- Bicester Trailer Centre - Bicester
- Trek-Trailers Suffolk - Bury Saint Edmunds
- Trek-Trailers Three Counties - Hereford
Buy or hire the GP126 if...
- you want one that is 400kg lighter empty
A twin-axle general purpose trailer from Ifor Williams's plant range, used to carry mini diggers, dumpers and other small plant, or general building materials. Available with loading ramps or skids.
Listed by
- East Midlands Trailers - Leicester, Thrussington
Common questions
What is the difference between the Brian James Race Transporter 4 and the Ifor Williams GP126?
The Ifor Williams GP126 is 400kg lighter empty. The Brian James Race Transporter 4 is 34cm (1ft) wider inside. The Brian James Race Transporter 4 is a an open twin-axle hydraulic tilt-bed car transporter; the Ifor Williams GP126 is a general purpose plant trailer.
Which is lighter, the Brian James Race Transporter 4 or the Ifor Williams GP126?
The Ifor Williams GP126. It is 400kg lighter empty than the Brian James Race Transporter 4.
Can I tow the Brian James Race Transporter 4 or the Ifor Williams GP126 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.
GetBrent is an independent directory and is not a dealer for, nor affiliated with, either manufacturer. Model and brand names are the trademarks of their owners.