Head to head
Graham Edwards FB3512 vs Stewart GX 18-23 S
The Graham Edwards FB3512 is 5.2 tonnes lighter empty.
Last reviewed 13 September 2026

Key differences
- Unladen weight: the Stewart GX 18-23 S weighs 5.2 tonnes more empty.
Specifications side by side
| Graham Edwards FB3512 | Stewart GX 18-23 S | |
|---|---|---|
| Unladen weight | 700KG | 5,900kg |
| Gross weight | 3500KG | - |
| Length | 12' | - |
| Width | 6'6" | - |
| Axles | TANDEM | - |
| Carrying capacity | - | 20,000kg |
| Cubic capacity | - | grain 23m3, silage 39m3 |
| Body | - | 6700 x 2450 x 1500mm |
Sources: Graham Edwards FB3512, Stewart GX 18-23 S. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the FB3512 if...
- you want one that is 5.2 tonnes lighter empty
A general purpose galvanized flatbed for contractors, landscapers and farms moving pallets, materials and machinery. Beavertail, tiltbed and side options are listed by the maker.
Full FB3512 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
- Rising Sun Trailer Hire - York
Common questions
What is the difference between the Graham Edwards FB3512 and the Stewart GX 18-23 S?
The Graham Edwards FB3512 is 5.2 tonnes lighter empty. The Graham Edwards FB3512 is a 12 ft x 6 ft 6 in tandem axle 3.5 tonne flatbed trailer; the Stewart GX 18-23 S is a twin-axle tipping grain and silage trailer with an easy-sheet cover system.
Which is lighter, the Graham Edwards FB3512 or the Stewart GX 18-23 S?
The Graham Edwards FB3512. It is 5.2 tonnes lighter empty than the Stewart GX 18-23 S.
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