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ONE SERIOUSLY IMPRESSIVE HELMET!
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
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 at an additional cost.
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.
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.
Available in 7 1/8 inch - 7 3/4 inch diameter sizes (XSmall to XLarge).
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