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Head to head

Bockmann AH 4320/30 vs Erde PM320

The Bockmann AH 4320/30 is rated 2.7 tonnes heavier gross and carries 1,887kg more.

Last reviewed 13 September 2026

AH 4320/30
Bockmann AH 4320/30
Erde PM320
Erde PM320 - image: erdetrailersuk.com

Key differences

Specifications side by side

Bockmann AH 4320/30Erde PM320
Gross weight3,000kg300kg
Payload2,123kg236kg
Interior length4,300mm-
Interior width2,080mm-
Loading angle10 degrees (hydraulic tilt bed)-
Unladen weight-60kg
Internal bed-200 x 112cm

Sources: Bockmann AH 4320/30, Erde PM320. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the AH 4320/30 if...

  • you want one that is rated 2.7 tonnes heavier gross
  • you want one that carries 1,887kg more

A low-angle hydraulic tilt-bed car transporter for loading standard cars without ramps. It suits vehicle traders, recovery firms and enthusiasts moving one car at a time behind a family-sized tow car.

Listed by

Full AH 4320/30 specifications →

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

Full PM320 specifications →

Common questions

What is the difference between the Bockmann AH 4320/30 and the Erde PM320?

The Bockmann AH 4320/30 is rated 2.7 tonnes heavier gross and carries 1,887kg more. The Bockmann AH 4320/30 is a twin-axle car transporter trailer; the Erde PM320 is a a small unbraked single-axle trailer for carrying one motorcycle..

Which carries more, the Bockmann AH 4320/30 or the Erde PM320?

The Bockmann AH 4320/30, by 1,887kg.

Can I tow the Bockmann AH 4320/30 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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