Simpson Diamondback Racing Helmet

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  • $599.95
  • Regular price $699.95
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Simpson Diamondback Racing Helmet

The Composite Diamondback features defined "wave eliminators" the increase functionality from an aerodynamic aspect and reduce buffeting.


  • Snell SA2015 certified
  • Defined "wave eliminators" increase functionality from an aerodynamic aspect
  • Recessed eyeport offers a 100% shield seal
  • Frontal head restraint ready
  • Radio communications available
  • Side air option available for an additional $150 (call 1-800-654-7223 to order)
  • Recommended for multi-use including Stock Car, Dirt Track, Drag Racing, Karting, Road Racing and Off-Road
  • Made in the USA

Snell SA 2015 Helmets Offer Superior Protection: Snell SA 2015 helmets meet Snell’s latest and most stringent safety standards. In addition to the strict testing for high impact crashes that Snell certified helmets are subjected to, new tougher requirements have been added for Snell SA 2015 certification that also include low velocity and low lateral testing. Additionally, SA 2015 helmets must now be equipped with FIA 8858-2010 compliant M6 terminal mounts for frontal head restraints. A helmet that is Snell SA 2015 has passed “Low Velocity” impact testing. For the racer, this test ensures performance in low velocity crashes. In addition, a helmet that is Snell SA 2015 certified has also passed “Low Lateral” impact tests focusing on the key area around the ear and temple.