Nucleon KR-1 Cell i
Alpinestars Nucleon KR-1 Cell i Back Protector, Red, lightweight motorcycle back protector insert featuring an advanced micro-structure cell design for airflow and impact absorption, protective gear for racing suits.
Alpinestars Nucleon KR-1 Cell i Back Protector, Back Protector Insert, Transparent Smoke Red, featuring a honeycomb micro-structure cell design, white Alpinestars logo in the center, and a red flexible outer border for motorcycle impact protection.

Nucleon KR-1 Cell i

racing/sport back protectors

Regular price
$79.95
Size
Size guide
Color Transparent Smoke Red
Nucleon KR-1 Cell i
Notify Me When Available

Return 30 days for exchanges & returns

The extremely lightweight Nucleon KR-1 CELL i insert features an articulated back shell plate for flexibility and riding fit, plus an advanced micro-structure cell design for efficient impact energy absorption and high levels of airflow.
  • High performance polymeric material blend Cell Structure for optimized flexibility and excellent weight saving properties.
  • The super lightweight back protector insert is developed in three waist-to-shoulder dimensions in order to cover all body sizes.
  • The back protector’s design changes from the centre towards the outside providing the perfect balance between energy absorp-tion and flexibility.
  • Horizontal flexion grooves for an adaptive fit in different riding positions.
  • Soft comfortable padding on the body side of the protector offers breathability and rider comfort.
  • Racing suit compatibility.
EAN 8059175100307
SKU 6504120-003-l

Recommendations

Tech 3 Boots
Alpinestars Tech 3 Boots, Motocross Boots, Black and White, side profile view featuring three-buckle closure system, protective TPU panels, and durable synthetic construction for off-road racing Tech 3 Boots

Tech 3 Boots

motocross boots 3 colors
Regular price
$269.95
SMX-1 Air V2 Gloves
Alpinestars SMX-1 Air V2 Gloves, Black Motorcycle Gloves, featuring carbon fiber-style knuckle protection, white star logo, mesh panels and perforated leather for airflow, short cuff design for street and urban use. SMX-1 Air V2 Gloves

SMX-1 Air V2 Gloves

racing/sport gloves 4 colors
Regular price
$79.95
Tech 7 Boots
Alpinestars Tech 7 Boots, Motocross Off-Road Boots, White and Black, featuring four adjustable buckles and reinforced TPU shell, side profile of professional off-road footwear Tech 7 Boots

Tech 7 Boots

motocross boots 10 colors
Regular price
$499.95
SM3 Solid Helmet ECE06/DOT
Alpinestars S-M3 Solid Helmet, Motocross Helmet, Black Glossy, side profile view featuring a white star logo, angular aerodynamic design with mesh vents and visor, protective off-road racing headgear SM3 Solid Helmet ECE06/DOT

SM3 Solid Helmet ECE06/DOT

motocross 3 colors
Regular price
$229.95
SM3 Solid Helmet ECE06/DOT
Alpinestars S-M3 Solid Helmet, Motocross Helmet, Matte Black finish, side profile featuring a white Alpinestars logo, aerodynamic shell with multiple ventilation ports and large visor, professional-grade off-road protective headgear SM3 Solid Helmet ECE06/DOT

SM3 Solid Helmet ECE06/DOT

motocross 3 colors
Regular price
$229.95
Supertech R10 Solid Helmet
Alpinestars Supertech R10 Solid Helmet, Black Carbon Matte and Glossy, Motorcycle Racing Helmet, Carbon Fiber Construction, Side Profile, Blue Tinted Visor, Aerodynamic Design with Winglets, White Logo, High-Performance MotoGP-Level Protection Supertech R10 Solid Helmet

Supertech R10 Solid Helmet

racing/sport helmets 2 colors
Regular price
$1,149.95