Description
Simpson’s SD1 stands as the lightest and most aerodynamic helmet in their lineup, offering a premium racing experience without the premium price tag. Specifically crafted for open-wheel dirt track racing, this helmet boasts a sleek, aerodynamic design with no front vents, enhanced by a front chin spoiler for added stability.
Features:
- Cutting-edge aerodynamic design
- Simpson’s lightest helmet
- SA2020 Certified for top-notch safety
- Available in composite and autoclave-cured carbon fiber options
- Composite models come in 9 distinct colors, including three new additions: Gray, Yellow, and Copper
- Removable cheek pads in varying sizes (¾” to 1-3/8”) for a customized fit
- Removable top pads in sizes (¼” to 5/8”) enabling adjustable helmet height
- Includes removable gel earcups
- Compatibility with all Simpson communication kits
- Front chin spoiler enhances stability in open cockpit cars
- No front ventilation to prevent dirt and debris ingress
- Top and rear vents facilitate ventilation
- Optional top and top-left offset forced air for cooling and fog mitigation (Coming Soon)
- Optional rear spoiler for added stability
- Standard antifog, antiscratch visor, with non-antifog clear visor available
- Visor options include clear, dark smoke, iridium, amber, and chrome
- Premium aluminum tear-off posts included
- Available in 2 shells and 6 sizes (XS-XXL)
- Hand-built to order in New Braunfels, TX
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