Simpson's lightest and most aerodynamic helmet, the SD1 is a premium helmet at a reasonable price. The helmet is tailored towards open wheel dirt track racing with no front vents and a front chin spoiler. Features removable padding, top ventilation for cooling and radio/hydration ready.
Features:
- Simpson's Lightest helmet with new, aerodynamic design
- SA2020 Certified
- Available in composite and autoclave cured carbon fiber
- Composite models are available in 9 different colors including 3 new colors: Gray, Yellow, and Copper
- Removable cheekpads - sizes range from .75" to 1.375" to allow for a custom fit
- Removable Top pads - sizes range from .25" to .625" to allow user to lift and lower the helmet
- Includes removable gel earcups
- Compatible with all Simpson communication kits
- Front chin spoiler for stabillity in open cockpit cars with no front ventilation to keep dirt and debris out
- Top and rear vents for ventilation
- Comes standard with antifog, antiscratch visor. Non-Antifog clear visor available
- Visors available in clear, dark smoke, iridium, amber, and chrome
- Comes standard with premium, aluminum tear off posts compatible with 10209C, 10209CP, and 10209S
- Available in 2 shells and 6 sizes: XS-XXL
- Helmets are hand built to order in New Braunfels, TX
- Optional rear spoiler for more stability
- Optional top and top left offset forced air for cooling and fog mitigation
