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Ifor Williams P8e vs Stewart GX 15 FT

The Stewart GX 15 FT is rated 14,250kg heavier gross.

Last reviewed 13 September 2026

Ifor Williams P8e
Ifor Williams P8e - image: blains.co.uk
GX 15 FT
Stewart GX 15 FT

Key differences

Specifications side by side

Ifor Williams P8eStewart GX 15 FT
Gross weight750kg15,000kg
Unladen weight218kg-
Payload532kg-
Internal bed2.51m x 1.45m-
BrakesUnbraked-
Length-7,900-9,700mm (26-32ft)
Tare weight-3,980kg
Axles-125mm dia., 10-stud, 420x180mm brakes
Tyres-385/65Rx22.5 standard, 435/50Rx19.5 flotation option

Sources: Ifor Williams P8e, Stewart GX 15 FT. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the P8e if...

For domestic and light trade users wanting the most bed space available before needing to move up to a braked trailer, useful for bulkier garden or DIY loads.

Listed by

Full P8e specifications →

Buy or hire the GX 15 FT if...

  • you want one that is rated 14,250kg heavier gross

A 15-tonne flat trailer from Scottish maker Stewart Trailers, built for farms and hire fleets moving bulky loads such as bales or machinery. The choice of standard or flotation tyres lets it be set up for road use or softer ground.

Listed by

Full GX 15 FT specifications →

Common questions

What is the difference between the Ifor Williams P8e and the Stewart GX 15 FT?

The Stewart GX 15 FT is rated 14,250kg heavier gross. The Ifor Williams P8e is a the largest of Ifor Williams' unbraked small domestic trailers; the Stewart GX 15 FT is a twin-axle flat trailer for agricultural and general haulage use.

Can I tow the Ifor Williams P8e or the Stewart GX 15 FT on a car licence?

Stewart GX 15 FT is rated over 3,500kg gross, which is beyond what a car can tow in the UK.

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