Head to head
Ifor Williams HB506 vs Indespension U-Tilt Flatbed (16'2" x 6'6")
The Indespension U-Tilt Flatbed (16'2" x 6'6") is rated 900kg heavier gross. The Ifor Williams HB506 is 80kg lighter empty.
Last reviewed 13 September 2026
Key differences
- Gross weight: the Indespension U-Tilt Flatbed (16'2" x 6'6") is rated 900kg heavier gross.
- Unladen weight: the Indespension U-Tilt Flatbed (16'2" x 6'6") weighs 80kg more empty.
Specifications side by side
| Ifor Williams HB506 | Indespension U-Tilt Flatbed (16'2" x 6'6") | |
|---|---|---|
| Gross weight | 2,600kg | 3500kg |
| Unladen weight | 920kg | 1000kg |
| Internal length | 3.16m | - |
| Internal width | 1.67m | - |
| Brakes | Braked | - |
| Bed length | - | 16'2" / 4930mm |
| Bed width | - | 6'6" / 1940mm |
| Payload | - | 2500kg |
Sources: Ifor Williams HB506, Indespension U-Tilt Flatbed (16'2" x 6'6"). Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the HB506 if...
- you want one that is 80kg 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
- R M Trailer Centre - Middlesbrough, North Ormesby
- Blains Trailers & Tyres - Hemel Hempstead, Great Gaddesden
- Horse Trailer Sales - Robertsbridge, Staplecross
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
Buy or hire the U-Tilt Flatbed (16'2" x 6'6") if...
- you want one that is rated 900kg heavier gross
The U-Tilt range is Indespension's answer to ramp-loaded plant trailers, tipping the whole bed down rather than using fold-out ramps, which suits low-clearance machinery. It is generally compared with Ifor Williams' ramped GX plant trailers by hire fleets choosing between the two loading systems.
Full U-Tilt Flatbed (16'2" x 6'6") specifications →Common questions
What is the difference between the Ifor Williams HB506 and the Indespension U-Tilt Flatbed (16'2" x 6'6")?
The Indespension U-Tilt Flatbed (16'2" x 6'6") is rated 900kg heavier gross. The Ifor Williams HB506 is 80kg lighter empty. The Ifor Williams HB506 is a two-horse trailer, twin axle; the Indespension U-Tilt Flatbed (16'2" x 6'6") is a a twin-axle tilting flatbed trailer for plant and machinery, using twin hydraulic rams to tip the bed for low loading..
Which is lighter, the Ifor Williams HB506 or the Indespension U-Tilt Flatbed (16'2" x 6'6")?
The Ifor Williams HB506. It is 80kg lighter empty than the Indespension U-Tilt Flatbed (16'2" x 6'6").
Can I tow the Ifor Williams HB506 or the Indespension U-Tilt Flatbed (16'2" x 6'6") 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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