ALPINESTARS SMX Air Jacket - Black - Medium 3306523-10-M Clutch Assembly Refresh Kit provides exactly the right level

provides exactly the right level of resistance to ensure the visor detaches from the helmet shell if it is subjected to a significant impact – no matter what the angle With a micro-adjustable pad that is connected to the helmet inner shell

For use with air/fuel ratio meters

GMS Full System with sound insert (sold separately) at Idle 89db GMS Full System with included sound insert at 4000 rpm 101db

especially when riding at night

ALPINESTARS SMX Air Jacket - Black - Medium 3306523-10-M Clutch Assembly Refresh Kit provides exactly the right levelA motocross inspired textile jacket, the SMX Air Jacket features a main chassis constructed from tech mesh on the riders abdomen, back, and inner arms, paired with 450D polyfabric reinforcement on the outer arms and shoulders The SMX Air also incorporates perforated 450D polyfabric on the upper chest for excellent levels of airflow during the warm, summer riding months Extended polyamide stretch material has been incorporated on the riders back