Head to head
Brian James A Transporter (A4) vs Erde PM320
The Brian James A Transporter (A4) is rated 1.7 tonnes heavier gross.
Last reviewed 13 September 2026
Key differences
- Gross weight: the Brian James A Transporter (A4) is rated 1.7 tonnes heavier gross.
Specifications side by side
| Brian James A Transporter (A4) | Erde PM320 | |
|---|---|---|
| Gross weight | 2,000kg to 3,000kg depending on variant | 300kg |
| Bed | 3.7m x 1.8m up to 5.0m x 2.0m depending on variant | - |
| Brakes | Braked, tandem axle | - |
| Unladen weight | - | 60kg |
| Payload | - | 236kg |
| Internal bed | - | 200 x 112cm |
Sources: Brian James A Transporter (A4), Erde PM320. 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 1.7 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
- Trek-Trailers Three Counties - Hereford
Buy or hire the PM320 if...
Near-identical to the PM310, rated for slightly heavier motorcycles up to 236kg. The two are the same trailer to look at, so the number to check before buying is the wet weight of the bike you intend to carry.
Listed by
- 1Stop Trailers Ltd - Sudbury, Little Waldingfield
Common questions
What is the difference between the Brian James A Transporter (A4) and the Erde PM320?
The Brian James A Transporter (A4) is rated 1.7 tonnes heavier gross. The Brian James A Transporter (A4) is a open flatbed car transporter, twin axle; the Erde PM320 is a a small unbraked single-axle trailer for carrying one motorcycle..
Can I tow the Brian James A Transporter (A4) or the Erde PM320 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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