Head to head
Debon Roadster C500 vs Stewart GX 18-23 S
The Stewart GX 18-23 S is rated 17.4 tonnes heavier gross.
Last reviewed 13 September 2026

Key differences
- Gross weight: the Stewart GX 18-23 S is rated 17.4 tonnes heavier gross.
Specifications side by side
| Debon Roadster C500 | Stewart GX 18-23 S | |
|---|---|---|
| Gross weight | 2,600kg | 20,000kg |
| Unladen weight | 625kg | - |
| Internal dimensions | 3,130mm x 1,640mm x 2,010mm | - |
| Body size | - | 6,700 x 2,450 x 1,500mm |
| Cubic capacity | - | 23m3 grain, 39m3 silage |
| Tare weight | - | 5,900kg |
| Axles | - | 125mm dia., 10-stud, 420x180mm brakes |
Sources: Debon Roadster C500, Stewart GX 18-23 S. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Roadster C500 if...
A popular enclosed box trailer with market traders, mobile caterers and tradespeople who need secure, weatherproof storage in transit. The side-opening hatch version is the one most buyers want, because it allows quick access without swinging the rear doors open.
Listed by
- A & M Trailers & Trailer Parts - Armagh, Milford
Buy or hire the GX 18-23 S if...
- you want one that is rated 17.4 tonnes 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
- Rising Sun Trailer Hire - York
Common questions
What is the difference between the Debon Roadster C500 and the Stewart GX 18-23 S?
The Stewart GX 18-23 S is rated 17.4 tonnes heavier gross. The Debon Roadster C500 is a enclosed box van trailer, twin axle; 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 Debon Roadster C500 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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