A major revision to our Simpson Diamondback for 2021 combines a new Italian composite shell with a shorter chinbar and changes to the visor mounting for improved fit and function while also providing enhanced impact protection. Helmet ships with one clear face shield installed, additional face shields may be purchased separately.

Recessed eye port offers a 100% shield seal

Head restraint ready

Italian composite shell

Your helmet ships with one clear shield installed. Order additional shields

Defined "wave eliminators" increase functionality from an aerodynamic aspect

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.

Product Description:

Helmet

Diamondback

Full Face

Snell SA2020

Head and Neck Support Ready

Safety Orange

Size 7-1/2

Sold Individually

Stay safe on the track with Simpson Racing, your trusted source for high-performance motorsport safety equipment since 1959. From state-of-the-art helmets to top-of-the-line racing suits and safety harnesses, Simpson Racing has everything you need to compete safely on the race track. 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, NASCAR, racing enthusiasts and motorcycle riders have trusted Simpson Performance helmets, head and neck restraints, harnesses, racing suits, gloves, shoes, off-road seats, window nets, drag parachutes and more to provide an unparalleled level of comfort, performance and protection.