Head to head
HM Trailers DC20 vs Stewart GX 18-23 S
The HM Trailers DC20 is a 12m3 commercial dump trailer. 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
| HM Trailers DC20 | Stewart GX 18-23 S | |
|---|---|---|
| Axles | 2 x 127mm round axles, 385/65 R22.5 wheels | 125mm dia., 10-stud, 420x180mm brakes |
| Capacity | 12 cubic metres | - |
| Body length | 5200mm (17ft) | - |
| Width | 2550mm (8ft 4in) | - |
| Overall length | 7284mm (23ft) | - |
| Max tipped height | 6210mm (20ft 4in) | - |
| 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: HM Trailers DC20, Stewart GX 18-23 S. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the DC20 if...
A dump trailer for hauling muck, aggregate or waste on a construction site, built to tip clear over a high-sided skip or wagon. Its round-axle running gear and reinforced chassis suit off-road site use rather than road haulage.
Listed by
- H M Trailers - Ongar, Fyfield
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
- Rising Sun Trailer Hire - York
Common questions
What is the difference between the HM Trailers DC20 and the Stewart GX 18-23 S?
The HM Trailers DC20 is a 12m3 commercial dump trailer; 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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