Head to head
Ifor Williams TT3017 vs Stewart GX16-21 L
The Ifor Williams TT3017 is a tipping trailer, twin axle. The Stewart GX16-21 L is a bulk agricultural trailer with easy sheet cover.
Last reviewed 13 September 2026

Specifications side by side
| Ifor Williams TT3017 | Stewart GX16-21 L | |
|---|---|---|
| Unladen weight | 870-880kg depending on tyre specification | 5,500kg |
| Gross weight | 3,500kg | - |
| Internal body | 3.01m x 1.62m (9ft 9in x 5ft 6in) | - |
| Brakes | Braked | - |
| Carrying capacity | - | 16,000kg |
| Cubic capacity | - | grain 21m3, silage 37m3 |
| Body | - | 6700 x 2450 x 1370mm |
Sources: Ifor Williams TT3017, Stewart GX16-21 L. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the TT3017 if...
A mid-size powered tipper used by groundworkers, agricultural contractors and self-builders moving muck, aggregate and spoil. The electric tipping ram is what you are paying for over a hand-winch tipper, and on a trailer used weekly it earns that back quickly.
Listed by
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
- Blains Trailers & Tyres - Hemel Hempstead, Great Gaddesden
Buy or hire the GX16-21 L if...
A large bulk trailer used to cart grain and root crops at harvest, with an easy sheet system to cover the load without climbing on top. Farmers hire extra units like this at harvest to move crop faster than their own trailers allow.
Listed by
- Rising Sun Trailer Hire - York
Common questions
What is the difference between the Ifor Williams TT3017 and the Stewart GX16-21 L?
The Ifor Williams TT3017 is a tipping trailer, twin axle; the Stewart GX16-21 L is a bulk agricultural trailer with easy sheet cover.
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