Head to head
Ifor Williams GD105 vs Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS)
The Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS) is rated 800kg heavier gross. The Ifor Williams GD105 is 160kg lighter empty.
Last reviewed 13 September 2026
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Key differences
- Gross weight: the Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS) is rated 800kg heavier gross.
- Unladen weight: the Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS) weighs 160kg more empty.
Specifications side by side
| Ifor Williams GD105 | Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS) | |
|---|---|---|
| Gross weight | 2,700kg | 3500kg |
| Unladen weight | 585kg | 745kg |
| Internal bed | 3.11m x 1.58m (10ft 2in x 5ft 2in) | - |
| Brakes | Braked | - |
| Payload | - | 2755kg |
| Internal size | - | 3.04 x 1.68 |
| Bed height | - | 430mm |
Sources: Ifor Williams GD105, Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS). Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the GD105 if...
- you want one that is 160kg lighter empty
The same market as the GD85 with about 60cm more bed length, which is the difference between fitting a load and not. Landscapers and anyone moving long materials or a quad choose it for the length rather than the payload, which is unchanged.
Listed by
- Blendworth Trailers - Rowland's Castle
- Barnwell Trailers Ltd - Peterborough, Oundle, Barnwell
Buy or hire the Challenger 50 Beavertail 10 x 5 (AD35105BTS) if...
- you want one that is rated 800kg heavier gross
A UK built galvanised plant trailer with a low loading beavertail for mini diggers, scissor lifts and rollers. Common on mini digger hire fleets and with small groundworks firms.
Full Challenger 50 Beavertail 10 x 5 (AD35105BTS) specifications →Common questions
What is the difference between the Ifor Williams GD105 and the Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS)?
The Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS) is rated 800kg heavier gross. The Ifor Williams GD105 is 160kg lighter empty. The Ifor Williams GD105 is a general duty box trailer, twin axle, longer bed; the Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS) is a 10 ft x 5 ft 3.5 tonne beavertail plant trailer.
Which is lighter, the Ifor Williams GD105 or the Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS)?
The Ifor Williams GD105. It is 160kg lighter empty than the Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS).
Can I tow the Ifor Williams GD105 or the Indespension Challenger 50 Beavertail 10 x 5 (AD35105BTS) 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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