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Ships within 48 hours · Estimated delivery Sep 4 - Sep 9
4 Inch Single Inlet/ Single Outlet
Installs easily with basic hand tools
and factory-mounting locations are used for an easy installation
The combo matte/gloss finish on the injection molded shell is a nice touch
Simpson Racing DiamondBack Motorcycle/Race Helmet Black- 7 3/8 - DOT/SNELL egr system 4 Inch Single Inlet/ SingleA 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. Features: Recessed eye port offers a 100% shield seal Head restraint ready Italian composite shell Your helmet ships with