ALPINESTARS SP-1 v2 Vented Shoes - Black/White - US 11.5 / EU 46 25113181246 Vas-V Proshade Lens the modern motorcycle engine control

the modern motorcycle engine control systems cannot be optimized by piggyback systems

Oil seals are genuine OEM replacement seals

Waist connection zipper allows attachment to Alpinestars riding jackets

OEM-style replacement regulator/rectifier

ALPINESTARS SP-1 v2 Vented Shoes - Black/White - US 11.5 / EU 46 25113181246 Vas-V Proshade Lens the modern motorcycle engine controlMicrofiber upper Perforated microfiber panels on lateral and medial quarter areas plus medial side perforation zone for enhanced airflow Tongue is made with breathable mesh to improve airflow Rear accordion panel is lightweight padded material Speed lacing system derived from Alpinestars MotoGP technology for a quick, precise, secure closure Ankle opening closure system using a hook and loop strap with debossed Alpinestars logo Foam backed double