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Brian James A-Max 305 vs Ifor Williams GH94BT

The Brian James A-Max 305 has a bed 1.51m (5ft) longer. The Ifor Williams GH94BT carries 135kg more and is rated 100kg heavier gross.

Last reviewed 13 September 2026

A-Max 305
Brian James A-Max 305
Ifor Williams GH94BT
Ifor Williams GH94BT - image: Barnwell Trailers Ltd

Key differences

Specifications side by side

Brian James A-Max 305Ifor Williams GH94BT
Gross weight2600kg2700kg
Payload2035kg2170kg
Internal bed4.3m x 1.96m2.79m x 1.31m
Unladen weight-530kg

Sources: Brian James A-Max 305, Ifor Williams GH94BT. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the A-Max 305 if...

  • you want one that has a bed 1.51m (5ft) longer

Suits owners of larger saloons or estate cars who have outgrown the shorter A-Max 210 but do not need a full car-transporter range trailer. The extra bed length and payload give more margin for a heavier road car.

Listed by

Full A-Max 305 specifications →

Buy or hire the GH94BT if...

  • you want one that carries 135kg more
  • you want one that is rated 100kg heavier gross

Chosen over the standard GH94 by operators who want the heavier-duty BT chassis and tyres for regular loaded towing rather than occasional use, at the cost of a little unladen weight and payload.

Listed by

Full GH94BT specifications →

Common questions

What is the difference between the Brian James A-Max 305 and the Ifor Williams GH94BT?

The Brian James A-Max 305 has a bed 1.51m (5ft) longer. The Ifor Williams GH94BT carries 135kg more and is rated 100kg heavier gross. The Brian James A-Max 305 is a a longer, higher-capacity version of the A-Max flatbed car trailer; the Ifor Williams GH94BT is a a braked-tandem version of the GH94 plant trailer.

Which carries more, the Brian James A-Max 305 or the Ifor Williams GH94BT?

The Ifor Williams GH94BT, by 135kg.

Can I tow the Brian James A-Max 305 or the Ifor Williams GH94BT 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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