509 Altitude 2.0 Offroad Helmet


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SKU: F01012100-120-101

Red Mist
Black Legacy

Only 2 left!

Revolutionizing one of the worlds bestsellers, the 509 Altitude 2.0 Offroad Helmet is the next step in lightweight performance and breathable comfort.
Step up to the latest in lightweight performance and breathable comfort with the next-generation tech of the bestselling 509 Altitude 2.0 Offroad Helmet.
Elevate your game with the next-generation performance of the 509 Altitude 2.0 Helmet featuring the latest in weight-saving design and breathable comfort. Trail or track, the Altitude's bestselling package twists the throttle wide open on airflow with a 40% larger chin bar intake and rear exhaust vents to keep you cool no matter what. Top of the line in every way, it includes the Fidlock® magnetic strap buckle for easy one-handed operation, plus GoPro® mounting capability.


  • Hand lay-up fiberglass composite construction
  • XS to 4X sizes available in three shells for optimal fit and minimal weight
  • Upper vents for optimal airflow
  • Go-Pro® mounting capability, improved design
  • Fidlock® chinstrap strap closure for easy in and out
  • Perfect fit between helmet eyeport and 509 goggles
  • Weight: As low as 1200 grams for DOT/ECE


*Helmets are not returnable due to the safety aspect required of the product.