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Lider 39370 vs Stewart GX 15 FT

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

Last reviewed 13 September 2026

Lider 39370
Lider 39370 - image: Lider Trailers
GX 15 FT
Stewart GX 15 FT

Key differences

Specifications side by side

Lider 39370Stewart GX 15 FT
Gross weight750kg15,000kg
Axles1125mm dia., 10-stud, 420x180mm brakes
Unladen weight250kg-
Internal bed304 x 171 x 10cm-
BrakesUnbraked-
Length-7,900-9,700mm (26-32ft)
Tare weight-3,980kg
Tyres-385/65Rx22.5 standard, 435/50Rx19.5 flotation option

Sources: Lider 39370, Stewart GX 15 FT. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the 39370 if...

A longer-bedded alternative to the 39360 for buyers who want more deck length for ladders or sheet materials while staying unbraked.

Listed by

Full 39370 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 Lider 39370 and the Stewart GX 15 FT?

The Stewart GX 15 FT is rated 14,250kg heavier gross. The Lider 39370 is a an unbraked single-axle tilt-bed flatbed trailer rated at 750kg gross weight.; the Stewart GX 15 FT is a twin-axle flat trailer for agricultural and general haulage use.

Can I tow the Lider 39370 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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