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Roof bars and boxes

Black and white photo of an old car with a roof rack, parked among bare trees — Photo: Kristians Greckis on Unsplash

Roof loads, bars and boxes: what your car can carry and how it all fits.

Start here

Will a roof tent fit my car?
Dynamic and static roof loads explained: where to find your car's figures, how to add up your roof kit, and what to ask your vehicle maker.
Roof bar fitting types
Raised rails, flush rails, fixed points, gutters and naked roofs explained, plus bar profiles, load ratings and using a fit guide.

All guides (A to Z)

Tools

Roof load checker
Will a roof tent fit your car? Check your kit against your vehicle's dynamic and static roof loads.
Vehicle height calculator
Your total height with bars and a tent or box on top, in centimetres, metres and feet.