You're going to LOVE the fit. Try it on and experience our perfect fit. If you don't love it, send it back in new and unused condition within 30 days for an exchange or full refund*. Risk free.
Free US Shipping
We offer Free Shipping on all orders over $99 within the US. During select promotions & holidays we will offer Free Shipping on all orders within the US.
3 Year Warranty
We stand behind our products – with a 3 year warranty against materials and workmanship for all helmets.
100% Secure Checkout
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Sacrifice nothing with the next-generation comfort and performance of the bestselling 509 Altitude 2.0 Offroad Carbon Fiber Pro Helmet. Elevated in every respect, it features the MIPS Brain Protection System for the highest levels of safety. Hand lay-up carbon fiber composite construction makes it lighter, stronger, and sleeker than anything before it. A precisely engineered fit and innovative venting keep you cool and comfortable while the Fidlock® magnetic strap buckle makes for easy one-handed operation.
Key Features
- Lightweight, durable hand-laid carbon fiber construction
- Fidlock® chinstrap strap closure for easy in and out
- Pro MIPS® Brain Protection System for ultimate safety → Learn More
- DOT & ECE 22.05 certified
- Upper vents for optimal airflow - Hi-Flow
- Go-Pro® mounting capability → Shop Universal Helmet Camera Mount
- Perfect fit between helmet eye port and 509 goggles → Shop All Dirt Bike Goggles
- Adjustable visor with Lifetime Warranty
- 3 Shell Design for XS to 2X Sizing
- 509 helmet bag included
- WARNING for California Residents
Specs
- Best Head Shape: Intermediate oval fit
- Size Range: from XS to 2X
- Shell Breaks:
Small Shell - XS, SM
Medium Shell - MD, LG, XL
Large Shell - 2X, 3X, 4X
- Starting Weight: 1070 grams
- Items Included Pro helmet bag