ALPINESTARS Nucleon KR-1 Cell Back Protector - Red/Black - XS 6504520-009-XS Belize Drystar Boots Creates a deep rumble that

Creates a deep rumble that improves the sound but keeps the noise down

The additional friction disks provide an average of a 25% gain in torque capacity over stock while reducing lever pull by an average of 10% (figures vary by model)

Detachable back protector can be removed to further enhance ventilation capabilities

Kawasaki ZX-6R 2019 + Z900 2017-2019

Alpinestars word felt letter applique on chest

ALPINESTARS Nucleon KR-1 Cell Back Protector - Red/Black - XS 6504520-009-XS Belize Drystar Boots Creates a deep rumble thatCell Technology back protector is constructed from a high performance polymeric material blend for optimized flexibility and excellent weight saving properties Developed in three waist to shoulder dimensions in order to cover all body sizes Extended lower back protector offers more protection to the rider Highly perforated for maximum breathability and ventilation Horizontal flexion grooves for an adaptive fit in different riding positions Adjustable