Sizing Guide Get the Right Fit
• Highly supple and abrasion resistant 1.3 mm leather construction for excellent abrasion resistance.
• High-density perforated front and rear panels are reinforced with padding for fit.
• Short hump for ventilation and aerodynamics.
• Revolutionary new shoulder protection system features strategically placed, dual-density carbon fiber compound clavicle and shoulder sliders securely incorporated into an integrated Silicon injection-molded cup for unsurpassed impact and abrasion resistance and structural integrity.
• New elbow protection with dual-density carbon fiber compound elbow sliders on a Silicon-reinforced cup for impact and abrasion resistance and structural integrity.
• Chest compartments to enable Alpinestars Bionic chest protectors available as accessory upgrade.
• Nucleon KR-Ci. Size 48-50 use XS/S, Size 52+ use M/XL.
• Back compartments to enable CE-certified Bio-Armor back protector insert available as accessory.
• Nucleon KR-1i and KR-2i. Size 46-50 use MEDIUM insert. Sizes 52-60 use LARGE.
• Removable CE-certified shoulder and elbow protection for class-leading impact protection.
• New versatile snap connection system is mounted on Velcro® to allow integration of various Alpinestars back protections, including the CE-certified Bionic Race Back Protector.
• Extensive Aramidic stretch panels on underarms and waist give superb range of movement.
• Advanced, multi-panel and technical sleeve construction to reduce fatigue and improve anatomical performance.
• Flexible leather accordion stretch inserts on back and elbows for a highly contoured fit and performance comfort.
• Low profile, round-edged collar for comfort features padded 3D mesh for excellent breathability.
• Removable, multi-panel lining incorporates 3D mesh inserts to improve fit and ventilation, lining is washable.
• Two external zippered pockets and internal waterproof pocket.
• Cuff adjustment includes Velcro® and semi-auto locking zips for improved range of fit and comfort.
• Elongated rear profiling, plus Innovative D-ring and Velcro® waist adjustment system feature Velcro® straps.
• Reflective detailing on back and arms for improved rider visibility.
• Internal waist connection zipper to allow attachment to Alpinestars riding pants.
• Leather reinforced zip pull tabs.
SELECTION AND FITTING
• NOTE: All products shown on this page are sized according to the EURO SIZE listed in the MEN’S APPAREL SIZE CHART