Tech-Air compatible. The Tech-Air system is purchased separately. Installs easily and does not require any external sensors to operate. Should it detect the start of a crash, it will deploy a protective airbag, providing unrivaled protection to the rider's full back, shoulders, kidney area, and chest.
Premium leather main chassis constructed from 1.3mm genuine bovine leather for superior abrasion resistance.
Ergonomic back hump, sculpted for better airflow and performance at high speed.
Integrated back padding for increased comfort and protection.
Chest pad compartments can accommodate the Alpinestars Nucleon chest pads, available as an accessory upgrade.
Adjustable snap button system to integrate the Alpinestars Nucleon back protector.
Alpinestars GP-R protectors on shoulder, elbow, and knee for superior impact protection.
Alpinestars Nucleon hip protector for additional protection in a key area.
Dynamic Friction Shield (DFS) external dual density TPU sliders on shoulder and knee for enhanced abrasion resistance.
Removable and replaceable sport knee slider.
According to European statutory law, the CE mark is a conformity requirement for the marketing of this product. The following standards apply to this product: CE Category II PPE Regulation (EU) 2016/425 - AAA class; CE Level 2 EN1621-2:2014 Alpinestars Nucleon back protector; CE Level 1 EN1621-1:2012 Alpinestars GP-R shoulder, elbow, and knee protectors; CE Level 1 EN1621-1:2012 Alpinestars Nucleon hip protector.