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Fresh style meets refined performance in the 509 Altitude 2.0 Helmet - Acid Green. A standout in both looks and function, this next-gen helmet is the evolution of one of the most trusted names in snowmobile head protection. Designed for riders who demand more from their gear, the Altitude 2.0 delivers lightweight construction, superior ventilation, and unmatched fit—all wrapped in a bold Acid Green finish.
With its hand lay-up fiberglass shell, this helmet balances strength and weight for all-day riding comfort. Integrated features like the Fidlock® magnetic strap system, removable Pro-Series Breathbox, and a plush moisture-wicking liner make it versatile enough for everything from deep powder missions to high-speed trail runs. It’s ready for any terrain and built to keep up with your winter pursuits.
From its aggressive design to its practical upgrades, the Altitude 2.0 Acid Green helmet is built to help you stand out—and stay protected—no matter where the ride takes you.