509 Altitude 2.0 Helmet (ECE) R-Series


SKU: F01009500-110-401

THE 509 ALTITUDE CARBON FIBER 2.0 R-SERIES HELMET IS RACE LEGAL ACROSS ALL FORMS OF ISR RACING EVENTS INCLUDING Snocross, Hillcross, Grass Drags, Ice Racing, Hillclimb, Snowbike, Cross Country, and Watercross.

The Altitude 2.0 R-Series helmet is part of 509’s Racing collection, for aspiring podium seekers, local racers, and Snow-bike series racers.


  • Non-carbon fiber hand lay-up composite construction 
  • XS to 4X sizes available in three shells for optimal fit and minimal weight 
  • Upper vents with on/off shutter closure for airflow control 
  • Go-Pro® mounting capability, improved design 
  • Perfect fit between helmet eyeport and 509 goggles 
  • Pro-Series Breathbox for complete protection, removable for optimal airflow 
  • ECE Carbon as low as 1065 grams 
  • Race ready Orange to comply with ISR regulations 
  • DOT/ECE dual certified helmet to comply with ISR regulations 
  • Dual Ring chin strap closure for secure and racing tight