Engine maps (AEM)

Premium grade Battlehide™ Goatskin Palm

Gore-Tex membrane for waterproofing and breathability

Aggressive tread design for enhanced traction on rugged terrain

Arai Quantum-X Helmet - Frost Black Color:Matte Black Engine maps (AEM)Purpose built for the street. A new benchmark in comfort, quiet, stability and ventilation. Arai applied the same tireless 24 7 focus devoted to our race helmets to designing it, refining and adapting proven concepts to a new purpose. On the rounder end of the head shape spectrum, the Quantum series has always been the "go to" helmet of choice. The new Quantum X brings that shape back in a feature rich package.