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.
new
Matte Finish
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Easy Returns
We have a very easy 30-day Return Policy! Please submit a Customer Support Ticket to get a return Authorization so we can process your return or exchange.
Warranty
We stand behind our products - the 509 industry leading warranty covers every product we make in a variety of ways.
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Highlights
Distinct Venturi venting, a wide field of view and a fully integrated Bluetooth® Cardo communications system in the 509 Mach V Commander Helmet help turn riders into street fighters. Sleek, powerful, and built for speed, this DOT and ECE 22.06 certified helmet features air pump ear pads, a group chat-ready DMC mesh network, and rich, noise-canceling JBL speakers.
Key Features
- Fully-integrated Cardo communication system featuring in-helmet audio and microphone seamlessly allows for connecting to up to 15 riders in a group to speak and listen with auto ducking for music (mesh capability)
- Right side - Prime Control - on/off, pairing, and app-configurable button
- Left Side - Active Control - 12-volt input, volume, forward/backward controls
- Connect via Bluetooth® to your music, phone, maps, or machine
- Battery life is variable, 6-8 hours in optimal conditions
- Premium sound - JBL speakers and uniquely designed PSI (Pressurized Sound Isolation) system for passive noise cancellation and adjustable ear muffs for a custom fit and feel
- Integrated microphone + 900 mA lithium ion battery for immediate helmet startup, pairing, and communication.
- Innovative Venturi Venting System pulls moist air out without cold wind coming in Venturi Vents (Manual shutter built into interior of helmet at chin bar to allow comfortable ride) → Learn More
- Controllable Active Chase Light
- Fidlock® The Fidlock System is a cutting-edge magnetic chinstrap buckle used in motorsport helmets ensuring quick, secure, closures with one hand and is DOT and ECE compliant.chinstrap for easy on and off
- Injected molded construction for lightweight and durable performance
- DOT/ECE 22.06 dual certified helmet shell
- Premium Liner for a comfortable and quiet fit
- Re-chargeable on-board battery and included charging cord
- Custom liner kits available for a custom-tuned fit
- App-driven customization, software, and feature updates for Apple and Android
- WARNING for California residents
Specs
- Starting Weight: 1750 grams
-
Easy, gloves on access with Fidlock® magnetic chinstrap
-
Distinct, patent pending Venturi Venting System
-
Integrated Cardo Systems Technology with DMC Mesh capabilities
-
Premium sound - JBL speakers and uniquely designed PSI system for passive noise cancellation and adjustable ear muffs for a custom fit and feel
-
Active Chase Light for built-in, customizable safety
-
Connect via Bluetooth® to your music, phone, maps, or machine
-
Easy, gloves on access with Fidlock® magnetic chinstrap
-
Distinct, patent pending Venturi Venting System
-
Integrated Cardo Systems Technology with DMC Mesh capabilities
-
Premium sound - JBL speakers and uniquely designed PSI system for passive noise cancellation and adjustable ear muffs for a custom fit and feel
-
Active Chase Light for built-in, customizable safety
-
Connect via Bluetooth® to your music, phone, maps, or machine
Distinct Venturi venting, a wide field of view and a fully integrated Bluetooth® Cardo communications system in the 509 Mach V Commander Helmet help turn riders into street fighters. Sleek, powerful, and built for speed, this DOT and ECE 22.06 certified helmet features air pump ear pads, a group chat-ready DMC mesh network, and rich, noise-canceling JBL speakers.
Size Guide
Not sure about your size? Try on at your local dealer!
*Street Helmets are a tighter fit due to cheekpad compression, however, they do pack out over time/use.
Scroll to the right to see more sizes
| Size | US Hat Size | Inches | Centimeters |
|
X-Small |
6 5/8 - 6 3/4 |
20 7/8 - 21 1/8 |
53 - 54 |
|
Small |
6 7/8 - 7 |
21 5/8 - 21 7/8 |
55 - 56 |
|
Medium |
7 1/8 - 7 1/4 |
22 1/2 - 22 5/8 |
57 - 58 |
|
Large |
7 3/8 - 7 1/2 |
23 1/4 - 23 1/2 |
59 - 60 |
|
X-Large |
7 5/8 - 7 3/4 |
24 - 24 1/4 |
61 - 62 |
|
2X-Large |
8 |
24 3/4 - 25 |
63 - 64 |
|
3X-Large |
8 3/4 |
25 1/4 - 25 3/4 |
64 - 65 |
|
4X-Large |
9 |
26 - 26 1/4 |
66 - 67 |
|
Youth Small |
6 |
18 1/8 - 18 7/8 |
47 - 48 |
|
Youth Medium |
6 1/8 - 6 1/4 |
19 1/4 - 19 5/8 |
49 - 50 |
|
Youth Large |
6 3/8 - 6 1/2 |
20 - 20 1/2 |
51 - 52 |