Head to head
Ifor Williams GX105 vs Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED)
The Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED) carries 660kg more and is rated 800kg heavier gross. The Ifor Williams GX105 is 140kg lighter empty.
Last reviewed 13 September 2026


Key differences
- Payload: the Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED) carries 660kg more.
- Gross weight: the Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED) is rated 800kg heavier gross.
- Unladen weight: the Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED) weighs 140kg more empty.
Specifications side by side
| Ifor Williams GX105 | Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED) | |
|---|---|---|
| Gross weight | 2700kg | 3500kg |
| Unladen weight | 675kg | 815kg |
| Payload | 2025kg | 2685kg |
| Internal bed | 3.03m x 1.57m | - |
| Internal size | - | 3.65 x 1.83 |
| Bed height | - | 430mm |
Sources: Ifor Williams GX105, Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED). Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the GX105 if...
- you want one that is 140kg lighter empty
A plant hire and groundworks trailer for skid-steers or mini excavators that need a longer bed than the GX84 but not the higher 3500kg gross weight of the GX105HD.
Listed by
- East Midlands Trailers - Leicester, Thrussington
Buy or hire the Challenger 50 Beavertail 12 x 6 (AD35126BTSLED) if...
- you want one that carries 660kg more
- you want one that is rated 800kg heavier gross
The larger Challenger 50 beavertail for bigger mini excavators and compact plant. Used by groundworks firms and hire fleets that need extra bed length.
Full Challenger 50 Beavertail 12 x 6 (AD35126BTSLED) specifications →Common questions
What is the difference between the Ifor Williams GX105 and the Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED)?
The Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED) carries 660kg more and is rated 800kg heavier gross. The Ifor Williams GX105 is 140kg lighter empty. The Ifor Williams GX105 is a a mid-size plant trailer with a skid or ramp loading option; the Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED) is a 12 ft x 6 ft 3.5 tonne beavertail plant trailer.
Which is lighter, the Ifor Williams GX105 or the Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED)?
The Ifor Williams GX105. It is 140kg lighter empty than the Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED).
Which carries more, the Ifor Williams GX105 or the Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED)?
The Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED), by 660kg.
Can I tow the Ifor Williams GX105 or the Indespension Challenger 50 Beavertail 12 x 6 (AD35126BTSLED) 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.
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