ALPINESTARS Nucleon KR-R Cell Back Protector - Red/Black - XL 6505020-009-XL Backrest Insert By flashing your ECU you

By flashing your ECU you are able to tune your bike without interfering with critical correction factors resulting in smoother power gains than ever before possible

Flap design for easy access

shift sensor connector with Black wire is for PULL switch

moisture-wicking fiber aids all round body temperate control and performance in hot conditions Muscle supporting compression fit helps reduce fatigue

Improves corner speed and traction

ALPINESTARS Nucleon KR-R Cell Back Protector - Red/Black - XL 6505020-009-XL Backrest Insert By flashing your ECU youDeveloped in three waist to shoulder dimensions in order to cover all body sizes The new Cell Technology back protector is constructed from a high performance polymeric material blend for optimized flexibility and excellent weight saving properties Extended lower back protector offers many protection to the rider Highly perforated for maximum breathability and ventilation The ergonomically designed protector contours to the natural curve of the back