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Head to head

Brian James A-Max 305 vs PRG Trailers ProLine Beavertail

The PRG Trailers ProLine Beavertail is rated 400kg heavier gross and has a bed 58cm (2ft) longer. The Brian James A-Max 305 carries 60kg more.

Last reviewed 13 September 2026

A-Max 305
Brian James A-Max 305
PRG Trailers ProLine Beavertail
PRG Trailers ProLine Beavertail - image: prgtrailers.co.uk

Key differences

Specifications side by side

Brian James A-Max 305PRG Trailers ProLine Beavertail
Gross weight2600kg3,000kg (twin axle, 10in wheels) up to 3,500kg (twin axle 13in wheels, and all tri axle models)
Payload2035kg1,975kg to 2,550kg depending on configuration
Internal bed4.3m x 1.96m4.88m to 6.40m long, 2.13m or 2.28m wide
Axles-Twin or Tri
Brakes-Braked (Alko AAA self-adjusting brakes)

Sources: Brian James A-Max 305, PRG Trailers ProLine Beavertail. 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 carries 60kg more

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.

Full A-Max 305 specifications →

Buy or hire the ProLine Beavertail if...

  • you want one that is rated 400kg heavier gross
  • you want one that has a bed 58cm (2ft) longer

The ProLine Beavertail suits owners of low-ground-clearance cars, since its beavertail ramp lets a car drive on and off without grounding, unlike a flat-bed transporter. PRG offers it across twin and tri-axle chassis so buyers can match the trailer to a 3000kg or 3500kg tow limit.

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Full ProLine Beavertail specifications →

Common questions

What is the difference between the Brian James A-Max 305 and the PRG Trailers ProLine Beavertail?

The PRG Trailers ProLine Beavertail is rated 400kg heavier gross and has a bed 58cm (2ft) longer. The Brian James A-Max 305 carries 60kg more. The Brian James A-Max 305 is a a longer, higher-capacity version of the A-Max flatbed car trailer; the PRG Trailers ProLine Beavertail is a pRG Trailers' open beavertail car trailer range, built with a hinged tail ramp for loading low cars..

Which carries more, the Brian James A-Max 305 or the PRG Trailers ProLine Beavertail?

The Brian James A-Max 305, by 60kg.

Can I tow the Brian James A-Max 305 or the PRG Trailers ProLine Beavertail 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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