Head to head
Brian James A Transporter (A4) vs Lider 39400E
The Brian James A Transporter (A4) is rated 1.5 tonnes heavier gross.
Last reviewed 13 September 2026
Key differences
- Gross weight: the Brian James A Transporter (A4) is rated 1.5 tonnes heavier gross.
Specifications side by side
| Brian James A Transporter (A4) | Lider 39400E | |
|---|---|---|
| Gross weight | 2,000kg to 3,000kg depending on variant | 500kg |
| Brakes | Braked, tandem axle | Unbraked |
| Bed | 3.7m x 1.8m up to 5.0m x 2.0m depending on variant | - |
| Unladen weight | - | 85kg |
| Internal length | - | 173cm |
| Internal width | - | 115cm |
| Axles | - | 1 |
Sources: Brian James A Transporter (A4), Lider 39400E. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the A Transporter (A4) if...
- you want one that is rated 1.5 tonnes heavier gross
One of the most common car trailers in Britain, bought by trade and private owners for moving road cars, project cars and small vans. The reason it sells is the spread of bed length and gross weight combinations, which lets you match the trailer to the tow car rather than the other way round.
Listed by
- Fieldfare Trailer Centre - Salisbury
- Bicester Trailer Centre - Bicester
- Trek-Trailers Three Counties - Hereford
Buy or hire the 39400E if...
The lightest motorcycle trailer in the Lider range, aimed at owners of smaller bikes who want the least weight to tow and store.
Listed by
- Lider Trailers - Accrington, Blackburn
Common questions
What is the difference between the Brian James A Transporter (A4) and the Lider 39400E?
The Brian James A Transporter (A4) is rated 1.5 tonnes heavier gross. The Brian James A Transporter (A4) is a open flatbed car transporter, twin axle; the Lider 39400E is a an unbraked single-axle trailer for carrying one motorcycle, lighter than the 29420/39401..
Can I tow the Brian James A Transporter (A4) or the Lider 39400E 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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