ALPINESTARS SMX1-R V2 Boots - Black - US 13.5 / EU 49 2224021-1100-49 Replacement Slip Fit Flange Kit The GP Plus v4 also

The GP Plus v4 also incorporates strategically placed lightweight and breathable Matryx ® material panels on the suit’s torso for optimal ventilation

18mm O2 Bungs with 12mm adapaters

Die-cast lights have custom-look cutouts and a distinctive shape

Replacement Pinlock® lens for AGV AX9 helmets

Slim design gives a low protector profile

ALPINESTARS SMX1-R V2 Boots - Black - US 13.5 / EU 49 2224021-1100-49 Replacement Slip Fit Flange Kit The GP Plus v4 alsoThe main upper material is microfiber Tongue and rear accordion made by lightweight padded material that offer superior comfort Airflow and ventilation are improved thanks to lateral Air Intake with metallic mesh New speed lace system derived from Alpinestars MotoGP technology for improved quick precise and secure closure Higher closure system with new adjustable hook and loop closure and debossed Alpinestars logo Foam backed double density ankles