Simpson Racing

Simpson Racing Helmet SD1

Medium - Copper



Part # 7950029 Be the first to write a review

Simpson Racing Helmet SD1

Estimated Ship Date: 07/28/2024
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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.


  • New, aerodynamic design
  • Simpson's Lightest helmet
  • 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
  • No front ventilation to keep dirt and debris out
  • Top and rear vents for ventilation
  • Optional top and top left offset forced air for cooling and fog mitigation (Coming Soon)
  • Optional rear spoiler for more stability
  • 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

About Simpson Racing

Racing and riding is more than what you do, it's a part of who you are. We get it, because it's who we are too. Since 1959, racers and motorcycle riders have trusted Simpson Racing products to provide an unparalleled level of comfort, performance, and protection.

Brand Simpson Racing
Certification RatingSA2020
Emission Code6
Helmet TypeSD1
Product TypeAuto Racing Helmet
Part Number7950029

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