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Head to head

Ifor Williams TT3621 vs Stewart GX14-19 S

The Ifor Williams TT3621 is 3,960kg lighter empty.

Last reviewed 13 September 2026

Ifor Williams TT3621
Ifor Williams TT3621 - image: Norfolk Trailers
Stewart GX14-19 S
Stewart GX14-19 S - image: Rising Sun Trailer Hire

Key differences

Specifications side by side

Ifor Williams TT3621Stewart GX14-19 S
Unladen weight990kg (195/60R12C tyres) or 1000kg (185/70R13C tyres)4950kg
Gross weight3500kg-
Payload2510kg (195/60R12C) or 2500kg (185/70R13C)-
Internal length3.62m / 11'9"-
Internal width1.95m / 6'5"-
Carrying capacity-14,000kg
Cubic capacity-grain 19m3, silage 33 m3
Body-6100 x 2450 x 1370mm (GX 14 19 S)
Tipped height-6300mm

Sources: Ifor Williams TT3621, Stewart GX14-19 S. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the TT3621 if...

  • you want one that is 3,960kg lighter empty

The largest Ifor Williams tipper. A 3.6m by 1.95m body is chosen for bulky, lighter loads - green waste, clearance and bark - where volume runs out before weight does, and it is a staple of plant and tool hire fleets. Formerly sold as the TT126.

Listed by

Full TT3621 specifications →

Buy or hire the GX14-19 S if...

A large tipping trailer in Stewart's GX range, sized for muck-away and aggregate work in the 14-19 tonne bracket, fitted with an easy sheet system to cover loads without climbing on the trailer.

Listed by

Full GX14-19 S specifications →

Common questions

What is the difference between the Ifor Williams TT3621 and the Stewart GX14-19 S?

The Ifor Williams TT3621 is 3,960kg lighter empty. The Ifor Williams TT3621 is a twin axle tipping trailer, 12ft body, electric tipping; the Stewart GX14-19 S is a 14 to 19 tonne tipping trailer with easy sheet.

Which is lighter, the Ifor Williams TT3621 or the Stewart GX14-19 S?

The Ifor Williams TT3621. It is 3,960kg lighter empty than the Stewart GX14-19 S.

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