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Bockmann AH 4320/30 vs Brian James Digger Plant

The Brian James Digger Plant is rated 500kg heavier gross.

Last reviewed 13 September 2026

AH 4320/30
Bockmann AH 4320/30
Brian James Digger Plant
Brian James Digger Plant - image: Fieldfare Trailer Centre

Key differences

Specifications side by side

Bockmann AH 4320/30Brian James Digger Plant
Gross weight3,000kg3500kg
Payload2,123kg-
Interior length4,300mm-
Interior width2,080mm-
Loading angle10 degrees (hydraulic tilt bed)-
Internal bed-3.2m x 1.7m
Axles-Twin (12in wheels)

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

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

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 Digger Plant if...

  • you want one that is rated 500kg heavier gross

Used by groundworkers and plant hire firms to move a mini digger between sites behind a pickup or 4x4. Its bed size and gross weight target machines around the 3 to 3.5 tonne mark rather than heavier plant.

Full Digger Plant specifications →

Common questions

What is the difference between the Bockmann AH 4320/30 and the Brian James Digger Plant?

The Brian James Digger Plant is rated 500kg heavier gross. The Bockmann AH 4320/30 is a twin-axle car transporter trailer; the Brian James Digger Plant is a a twin-axle plant trailer built for carrying a mini excavator or similar machine.

Can I tow the Bockmann AH 4320/30 or the Brian James Digger Plant 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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