Diamondback Racing Helmet, SA2020, Simpson

Diamondback Racing Helmet, SA2020, Simpson
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Price: $649.95
Product ID : diamondback
Manufacturer: Simpson
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A major revision to our Simpson Diamondback for 2021 combines a new Italian composite shell with a shorter chinbar and changes to the visor for improved fit and function while also providing enhanced impact protection.

  • Recessed eye port offers a 100% shield seal
  • Radio communications may be added
  • Head restraint ready
  • Italian composite shell
  • Assembled in Texas
  • Available Sizes: 7-1/8 to 7-3/4
  • Available Colors: White, Gloss Black, Matte Black, Red, Blue, Safety Orange
  • Preorder only, expected delivery in January 2021
  • Simpson Helmet Sizing and Proper Fit
  • Radio Communications
  • Side Forced Air
  • Adding options will make this helmet a custom order and not returnable


  • Your helmet ships with one clear shield installed. Order additional shields here.
  • Defined "wave eliminators" increase functionality from an aerodynamic aspect
  • Side pipe option available for an additional $150
  • Recommended for multi-use including Stock Car, Dirt Track, Drag Racing, Karting, Road Racing and Off Road

Snell SA2015 vs SA2020 …what’s changed?

  • The Snell SA2020 testing requirements have changed a small amount and have now become more in line with the FIA 8859 Helmet Standard.
  • Details:
  • Increased velocity by 5-10% for impact testing on the 2nd hit across all shell sizes.
  • Increased velocity from 5.7 to 6.0 m/s on the 54cm to 59cm size.
  • Increased peak G threshold on the 54cm to 59cm size and 60cm-64cm size.

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