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Ifor Williams GP126 vs Richardson Trailers Supreme Ultra

The Ifor Williams GP126 is 320kg lighter empty and is 12cm longer inside. The Richardson Trailers Supreme Ultra is 2cm wider inside.

Last reviewed 13 September 2026

Key differences

Specifications side by side

Ifor Williams GP126Richardson Trailers Supreme Ultra
Unladen weight780kg (skids) or 795kg (ramp)1100 kg
Internal length3.66m/12'3.54 m (11 ft 7 in)
Internal width1.78m/5'10"1.80 m (5 ft 11 in)
Gross weight3500kg-
Maximum gross weight-3200 kg
Overall length-5.00 m (16 ft 5 in)

Sources: Ifor Williams GP126, Richardson Trailers Supreme Ultra. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the GP126 if...

  • you want one that is 320kg lighter empty
  • you want one that is 12cm longer inside

A twin-axle general purpose trailer from Ifor Williams's plant range, used to carry mini diggers, dumpers and other small plant, or general building materials. Available with loading ramps or skids.

Listed by

Full GP126 specifications →

Buy or hire the Supreme Ultra if...

  • you want one that is 2cm wider inside

The Supreme Ultra suits owners looking for a well-established British-built two-horse trailer able to carry a pair of taller horses, since sellers describe it as taking two horses up to about 17.2hh. As a long-running Richardson model it is more often found on the used market now than ordered new.

Listed by

Full Supreme Ultra specifications →

Common questions

What is the difference between the Ifor Williams GP126 and the Richardson Trailers Supreme Ultra?

The Ifor Williams GP126 is 320kg lighter empty and is 12cm longer inside. The Richardson Trailers Supreme Ultra is 2cm wider inside. The Ifor Williams GP126 is a general purpose plant trailer; the Richardson Trailers Supreme Ultra is a a two-horse trailer from British manufacturer Richardson, part of its Supreme range of horse trailers..

Which is lighter, the Ifor Williams GP126 or the Richardson Trailers Supreme Ultra?

The Ifor Williams GP126. It is 320kg lighter empty than the Richardson Trailers Supreme Ultra.

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