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Head to head

Lider 39450 vs Stewart GX 18-23 S

The Stewart GX 18-23 S is rated 19,250kg heavier gross.

Last reviewed 13 September 2026

Lider 39450
Lider 39450 - image: lidertrailers.co.uk
GX 18-23 S
Stewart GX 18-23 S

Key differences

Specifications side by side

Lider 39450Stewart GX 18-23 S
Gross weight750kg20,000kg
Axles2125mm dia., 10-stud, 420x180mm brakes
Unladen weight250kg-
Internal length251cm-
Internal width133cm-
Internal height40cm-
BrakesUnbraked-
Body size-6,700 x 2,450 x 1,500mm
Cubic capacity-23m3 grain, 39m3 silage
Tare weight-5,900kg

Sources: Lider 39450, Stewart GX 18-23 S. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the 39450 if...

Gives buyers the stability of a twin-axle trailer for garden and general loads while staying under the unbraked weight limit.

Listed by

Full 39450 specifications →

Buy or hire the GX 18-23 S if...

  • you want one that is rated 19,250kg heavier gross

An 18-23 tonne tipping trailer built for grain and silage haulage, with an easy-sheet system so one person can cover a loaded trailer without climbing on top. Its monocoque steel body gives it the extra capacity over Stewart's standard flat trailers.

Listed by

Full GX 18-23 S specifications →

Common questions

What is the difference between the Lider 39450 and the Stewart GX 18-23 S?

The Stewart GX 18-23 S is rated 19,250kg heavier gross. The Lider 39450 is a an unbraked twin-axle wooden-sided general purpose trailer rated at 750kg gross weight.; the Stewart GX 18-23 S is a twin-axle tipping grain and silage trailer with an easy-sheet cover system.

Can I tow the Lider 39450 or the Stewart GX 18-23 S on a car licence?

Stewart GX 18-23 S is rated over 3,500kg gross, which is beyond what a car can tow in the UK.

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