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Head to head

Ifor Williams GD84 vs Lider 39770

The Ifor Williams GD84 is rated 1.1 tonnes heavier gross. The Lider 39770 is 20kg lighter empty.

Last reviewed 13 September 2026

Ifor Williams GD84
Ifor Williams GD84 - image: blains.co.uk
Lider 39770
Lider 39770 - image: lidertrailers.co.uk

Key differences

Specifications side by side

Ifor Williams GD84Lider 39770
Gross weight2700kg1600kg
Unladen weight450kg430kg
AxlesTwin1
Payload2250kg-
Internal length2.55m-
Internal width1.25m-
Internal bed-361 x 185 x 11cm
Brakes-Braked

Sources: Ifor Williams GD84, Lider 39770. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the GD84 if...

  • you want one that is rated 1.1 tonnes heavier gross

A everyday farm and smallholding trailer for moving loose loads, logs or small livestock behind a 4x4 or pickup, chosen over the single-axle GD84 when the extra payload of a twin-axle chassis is needed.

Listed by

Full GD84 specifications →

Buy or hire the 39770 if...

  • you want one that is 20kg lighter empty

A lighter single-axle car transporter for owners of small cars, motorhomes-with-tow-cars or similar, sized to be towed by a mid-range family car.

Listed by

Full 39770 specifications →

Common questions

What is the difference between the Ifor Williams GD84 and the Lider 39770?

The Ifor Williams GD84 is rated 1.1 tonnes heavier gross. The Lider 39770 is 20kg lighter empty. The Ifor Williams GD84 is a a general-purpose dropside trailer; the Lider 39770 is a a braked single-axle car transporter trailer rated at 1600kg gross weight..

Which is lighter, the Ifor Williams GD84 or the Lider 39770?

The Lider 39770. It is 20kg lighter empty than the Ifor Williams GD84.

Can I tow the Ifor Williams GD84 or the Lider 39770 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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