Head to head
Bockmann Big Portax WCF -Stall- vs Ifor Williams GX126
The Ifor Williams GX126 carries 1,425kg more and is rated 800kg heavier gross. The Bockmann Big Portax WCF -Stall- is 49cm (1.5ft) longer inside and is 2cm wider inside.
Last reviewed 13 September 2026

Key differences
- Payload: the Ifor Williams GX126 carries 1,425kg more.
- Gross weight: the Ifor Williams GX126 is rated 800kg heavier gross.
- Internal length: the Bockmann Big Portax WCF -Stall- is 49cm (1.5ft) longer inside.
- Internal width: the Bockmann Big Portax WCF -Stall- is 2cm wider inside.
Specifications side by side
| Bockmann Big Portax WCF -Stall- | Ifor Williams GX126 | |
|---|---|---|
| Gross weight | 2700kg | 3500kg |
| Payload | 1310kg | 2735kg (Skids); 2705kg (Ramp) |
| Internal length | 4150mm | 3.66m / 12'0" |
| Internal width | 1855mm | 1.84m / 6'0" |
| Internal height | 2400mm | - |
| Overall length | - | 5.70m |
| Overall width | - | 2.30m |
| Unladen weight | - | 765kg (Skids); 795kg (Ramp) |
| Tyres | - | 155/70R12C |
Sources: Bockmann Big Portax WCF -Stall-, Ifor Williams GX126. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Big Portax WCF -Stall- if...
- you want one that is 49cm (1.5ft) longer inside
- you want one that is 2cm wider inside
The largest Portax body with a walk-in tack room and a stall-type partition rather than a fixed centre post, aimed at owners of big horses or those who want to load side by side. It is a step up in space from the standard Big Portax.
Listed by
- Böckmann UK Trailers & Horseboxes - Cinderford, Littledean
Buy or hire the GX126 if...
- you want one that carries 1,425kg more
- you want one that is rated 800kg heavier gross
The GX126 is Ifor Williams' mainstream plant trailer for mini diggers, dumpers and similar machinery on a single-axle-per-side, 3500kg braked chassis. Hirers usually pick the Ramp version for self-loading and the Skids version where a separate loading ramp or forklift is already available.
Full GX126 specifications →Common questions
What is the difference between the Bockmann Big Portax WCF -Stall- and the Ifor Williams GX126?
The Ifor Williams GX126 carries 1,425kg more and is rated 800kg heavier gross. The Bockmann Big Portax WCF -Stall- is 49cm (1.5ft) longer inside and is 2cm wider inside. The Bockmann Big Portax WCF -Stall- is a large aluminium horse trailer with a stall partition system; the Ifor Williams GX126 is a a twin-axle plant trailer available in Skids and Ramp variants for carrying machinery..
Which carries more, the Bockmann Big Portax WCF -Stall- or the Ifor Williams GX126?
The Ifor Williams GX126, by 1,425kg.
Can I tow the Bockmann Big Portax WCF -Stall- or the Ifor Williams GX126 on a car licence?
Yes, as far as the licence goes. Both are rated at or under 3,500kg gross, and a car (B) licence has covered towing up to 3,500kg since 16 December 2021. Your car still has to be rated to tow the loaded weight - check the handbook or the VIN plate.
GetBrent is an independent directory and is not a dealer for, nor affiliated with, either manufacturer. Model and brand names are the trademarks of their owners.
