AI DIRTTRAILS

Learn

Build confidence, look after your bike and plan a better ride.

Know the grades

Green

Easy: generally simpler terrain.

Blue

Moderate: basic off-road skills needed.

Red

Difficult: experienced riders and good fitness.

Black

Severe: advanced skills and demanding features.

Orange

Bike-park features: inspect and understand the line.

Double-black

Expert: venue definitions vary; read the operator’s description.

Colour alone does not describe every feature or hazard. Distance, exposure, weather and the operator’s grading system matter too.

Read the full trail-grade guide →

Skills

Bike and kit

How to Choose a Mountain Bike

Choose a mountain bike for your usual terrain, fit and servicing needs, then plan repairs, reuse and responsible recycling before replacing it.

Planning

Safety

Riding a Mountain Bike in UK Weather

Plan mountain-bike rides around UK rain, ice, wind and heat, with seasonal trail care, tick precautions and conservative decisions at water crossings.

Useful reference guides