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Brian James Race Sport vs Stewart GX 18-23 S

The Stewart GX 18-23 S is rated 17 tonnes heavier gross.

Last reviewed 13 September 2026

Key differences

Specifications side by side

Brian James Race SportStewart GX 18-23 S
Gross weight3000kg20,000kg
AxlesTwin125mm dia., 10-stud, 420x180mm brakes
Unladen weightfrom 1070kg-
Payloadup to 1930kg-
Internal bed4.5m / 5.0m / 5.5m long x 2.0m / 2.1m wide-
Body size-6,700 x 2,450 x 1,500mm
Cubic capacity-23m3 grain, 39m3 silage
Tare weight-5,900kg

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

Buy or hire the Race Sport if...

A step up from the basic A Transporter range for racers and dealers who tie cars down often and want a punched deck for extra restraint options. It sits below the Race Transporter range on price while still covering most single-car trailering needs.

Full Race Sport specifications →

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

  • you want one that is rated 17 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

Full GX 18-23 S specifications →

Common questions

What is the difference between the Brian James Race Sport and the Stewart GX 18-23 S?

The Stewart GX 18-23 S is rated 17 tonnes heavier gross. The Brian James Race Sport is a an open twin-axle car transporter with a fully punched steel deck; 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 Brian James Race Sport 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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