Head to head
Bockmann AH 4320/30 vs Equi-Trek Sonic 3,500kg
The Equi-Trek Sonic 3,500kg is rated 500kg heavier gross.
Last reviewed 13 September 2026
Key differences
- Gross weight: the Equi-Trek Sonic 3,500kg is rated 500kg heavier gross.
Specifications side by side
| Bockmann AH 4320/30 | Equi-Trek Sonic 3,500kg | |
|---|---|---|
| Gross weight | 3,000kg | 3500kg |
| Payload | 2,123kg | - |
| Interior length | 4,300mm | - |
| Interior width | 2,080mm | - |
| Loading angle | 10 degrees (hydraulic tilt bed) | - |
| Unladen weight | - | 2320kg |
Sources: Bockmann AH 4320/30, Equi-Trek Sonic 3,500kg. 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
- Manningtree Hire & Self Storage - Manningtree, Lawford
Buy or hire the Sonic 3,500kg if...
- you want one that is rated 500kg heavier gross
A compact motorised horsebox pitched as easy to drive day to day, for owners of one or two horses who want a small horsebox rather than a trailer and tow car. It is one of Equi-Trek's lower-cost motorised models.
Listed by
- Trek-Trailers Lincolnshire - Doncaster, Belton
- Trek-Trailers Suffolk - Bury Saint Edmunds
- Trek-Trailers Three Counties - Hereford
Common questions
What is the difference between the Bockmann AH 4320/30 and the Equi-Trek Sonic 3,500kg?
The Equi-Trek Sonic 3,500kg is rated 500kg heavier gross. The Bockmann AH 4320/30 is a twin-axle car transporter trailer; the Equi-Trek Sonic 3,500kg is a compact 3.5 tonne motorised 2-horse horsebox.
Can I tow the Bockmann AH 4320/30 or the Equi-Trek Sonic 3,500kg 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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