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SDC Trailers Rollerbed vs Stewart GX 18-23 S

The SDC Trailers Rollerbed is a curtain-sided car transporter trailer with a roller bed for loading vehicles. The Stewart GX 18-23 S is a twin-axle tipping grain and silage trailer with an easy-sheet cover system.

Last reviewed 13 September 2026

Specifications side by side

SDC Trailers RollerbedStewart GX 18-23 S
AxlesSAF axles on drums125mm dia., 10-stud, 420x180mm brakes
Length4m-
CurtainsXL-rated curtains-
Body size-6,700 x 2,450 x 1,500mm
Cubic capacity-23m3 grain, 39m3 silage
Tare weight-5,900kg
Gross weight-20,000kg

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

Buy or hire the Rollerbed if...

A car transporter trailer built by SDC, Northern Ireland's largest trailer maker, used by vehicle recovery and haulage firms for moving cars on a roller bed. The curtain sides let vehicles be loaded and secured from either side.

Listed by

Full Rollerbed specifications →

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

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 SDC Trailers Rollerbed and the Stewart GX 18-23 S?

The SDC Trailers Rollerbed is a curtain-sided car transporter trailer with a roller bed for loading vehicles; the Stewart GX 18-23 S is a twin-axle tipping grain and silage trailer with an easy-sheet cover system.

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