ALPINESTARS SMX Waterproof Jacket - Navy/Gray - 4XL 3206523-7161-4X Replacement Gas Cap DGP (durable gloss polypropylene) -

DGP (durable gloss polypropylene) - making them more durable

Powder-coated/polished finish

Protector pads are perforated and secured in mesh pocket for breathability and core cooling

Alpinestars Nucleon Flex Plus armor on shoulders and elbow (Alpinestars Nucleon back protector and Nucleon KR-Ci chest protector available as an accessory upgrade

Replacement toe caps for Alpinestars MX boots

ALPINESTARS SMX Waterproof Jacket - Navy/Gray - 4XL 3206523-7161-4X Replacement Gas Cap DGP (durable gloss polypropylene) -DWR (Durable Water Repellent) treatment on the fixed waterproof membrane for additional wet weather performance Strategically positioned stretch panel inserts have been designed to accommodate Alpinestars Airbag System, allowing expansion when the airbag inflates but also offering a high level of anatomical performance and a superior fit when riding without the system fitted Tech Air 5 ready; Tech Air is the worlds first completely electronic, self