Polaris 509 Delta R4 Helmet

- Ignite dual pane heated shield for fog free performance. DOT, FMVSS 218/ECE Dual certified helmet poly alloy shell.

- Comes standard with Fidlock easy-open magnetic strap clasp. Comes standard with our new Pro Series Liner and Cheekpads.

- Arctic Chin Curtain and 509 breath box comes standard, and are removable for fine tuning. Poly Alloy Shell construction for durable quality.

- 2 Shell sizes, and Dual Density EPS for optimal fit.

- Custom liner kits available for a fine tuned fit.


The 509 Delta R4 Helmet is the ultimate all-in-one modular design with exceptional vision, comfort, and convenience. Thanks to a heated, dual pane shield, you can rest assured knowing that your vision will be fog-free and crystal clear as you maneuver through the trails. Enhanced comfort and fastening, including new Pro Series Liner and Cheekpads, two available shell sizes, and Fidlock easy-open magnetic strap clasps make it simple and enjoyable to wear the 509 Delta R4 Helmet.