Head to head
Bockmann AH 4320/30 vs Ifor Williams GH Plant with DigaDoc
The Bockmann AH 4320/30 is rated 300kg heavier gross.
Last reviewed 13 September 2026

Key differences
- Gross weight: the Bockmann AH 4320/30 is rated 300kg heavier gross.
Specifications side by side
| Bockmann AH 4320/30 | Ifor Williams GH Plant with DigaDoc | |
|---|---|---|
| Gross weight | 3,000kg | 2700kg |
| Payload | 2,123kg | - |
| Interior length | 4,300mm | - |
| Interior width | 2,080mm | - |
| Loading angle | 10 degrees (hydraulic tilt bed) | - |
| Unladen weight | - | 609kg |
| Internal bed | - | 2.79m x 1.31m |
Sources: Bockmann AH 4320/30, Ifor Williams GH Plant with DigaDoc. 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 300kg heavier gross
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
- Manningtree Hire & Self Storage - Manningtree, Lawford
Buy or hire the GH Plant with DigaDoc if...
Bought by plant hire and groundworks firms that need to prove what left the yard and where it went, since DigaDoc records load movements electronically on top of the standard GH plant trailer chassis. It is the same GH94 base trailer as the plain GH94, with the tracking hardware added.
Listed by
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
Common questions
What is the difference between the Bockmann AH 4320/30 and the Ifor Williams GH Plant with DigaDoc?
The Bockmann AH 4320/30 is rated 300kg heavier gross. The Bockmann AH 4320/30 is a twin-axle car transporter trailer; the Ifor Williams GH Plant with DigaDoc is a a plant trailer fitted with the manufacturer's DigaDoc load-tracking system.
Can I tow the Bockmann AH 4320/30 or the Ifor Williams GH Plant with DigaDoc 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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