Head to head
Brian James Race Transporter 4 vs Ifor Williams GD84
The Ifor Williams GD84 is 730kg lighter empty. The Brian James Race Transporter 4 is 87cm (3ft) wider inside and is rated 800kg heavier gross.
Last reviewed 13 September 2026
Key differences
- Unladen weight: the Brian James Race Transporter 4 weighs 730kg more empty.
- Internal width: the Brian James Race Transporter 4 is 87cm (3ft) wider inside.
- Gross weight: the Brian James Race Transporter 4 is rated 800kg heavier gross.
- Payload: the Brian James Race Transporter 4 carries 70kg more.
Specifications side by side
| Brian James Race Transporter 4 | Ifor Williams GD84 | |
|---|---|---|
| Gross weight | 3500kg | 2700kg |
| Unladen weight | from 1180kg | 450kg |
| Payload | up to 2320kg | 2250kg |
| Internal width | 2.12m | 1.25m |
| Axles | Twin | Twin |
| Internal bed | 5.0m / 5.5m long | - |
| Internal length | - | 2.55m |
Sources: Brian James Race Transporter 4, Ifor Williams GD84. 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 87cm (3ft) wider inside
- you want one that is rated 800kg heavier gross
- you want one that carries 70kg more
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 GD84 if...
- you want one that is 730kg lighter empty
A everyday farm and smallholding trailer for moving loose loads, logs or small livestock behind a 4x4 or pickup, chosen over the single-axle GD84 when the extra payload of a twin-axle chassis is needed.
Listed by
- Blains Trailers & Tyres - Hemel Hempstead, Great Gaddesden
Common questions
What is the difference between the Brian James Race Transporter 4 and the Ifor Williams GD84?
The Ifor Williams GD84 is 730kg lighter empty. The Brian James Race Transporter 4 is 87cm (3ft) wider inside and is rated 800kg heavier gross. The Brian James Race Transporter 4 is a an open twin-axle hydraulic tilt-bed car transporter; the Ifor Williams GD84 is a a general-purpose dropside trailer.
Which is lighter, the Brian James Race Transporter 4 or the Ifor Williams GD84?
The Ifor Williams GD84. It is 730kg lighter empty than the Brian James Race Transporter 4.
Which carries more, the Brian James Race Transporter 4 or the Ifor Williams GD84?
The Brian James Race Transporter 4, by 70kg.
Can I tow the Brian James Race Transporter 4 or the Ifor Williams GD84 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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