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Head to head

Graham Edwards VT3517TB vs Ifor Williams HB506

The Graham Edwards VT3517TB is rated 900kg heavier gross. The Ifor Williams HB506 is 75kg lighter empty.

Last reviewed 13 September 2026

Graham Edwards VT3517TB
Graham Edwards VT3517TB - image: Graham Edwards Trailers
Ifor Williams HB506
Ifor Williams HB506 - image: Norfolk Trailers

Key differences

Specifications side by side

Graham Edwards VT3517TBIfor Williams HB506
Gross weight3500kg2,600kg
Unladen weight995kg920kg
Bed length17'-
Bed width7'-
AxlesTri-
Internal length-3.16m
Internal width-1.67m
Brakes-Braked

Sources: Graham Edwards VT3517TB, Ifor Williams HB506. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the VT3517TB if...

  • you want one that is rated 900kg heavier gross

A tri axle car transporter for recovery firms, dealers and hire fleets moving cars and light vehicles. Winch, wheel chocks and ramps are listed as options.

Full VT3517TB specifications →

Buy or hire the HB506 if...

  • you want one that is 75kg lighter empty

The mainstream two-horse trailer in Britain, used by private owners and small yards. Its comparatively low unladen weight for the class is the practical point: it widens the range of 4x4s and large SUVs that can legally and comfortably tow it.

Listed by

Full HB506 specifications →

Common questions

What is the difference between the Graham Edwards VT3517TB and the Ifor Williams HB506?

The Graham Edwards VT3517TB is rated 900kg heavier gross. The Ifor Williams HB506 is 75kg lighter empty. The Graham Edwards VT3517TB is a 17 ft x 7 ft tri axle 3.5 tonne car transporter trailer; the Ifor Williams HB506 is a two-horse trailer, twin axle.

Which is lighter, the Graham Edwards VT3517TB or the Ifor Williams HB506?

The Ifor Williams HB506. It is 75kg lighter empty than the Graham Edwards VT3517TB.

Can I tow the Graham Edwards VT3517TB or the Ifor Williams HB506 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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