Skip to Main Content
Free Shipping
over $39.99

Orders $39.99 or more ship free within the contiguous U.S.

Free Shipping Policy
Self-Service
Returns

Doesn't fit? Don't love it?

Return any unused item within 30 days for a full refund.

Start a Return
Read our full Return Policy
Lowest Price,
Guaranteed

Found it for less?

RevZilla will match any advertised price on new merchandise available through another authorized U.S. dealer.

Submit a Price Match

Elite Service Rating

Our goal is to provide the best possible shopping experience to every enthusiast who visits RevZilla.

See what our customers are saying about us:

Customer Reviews

ZillaCash Rewards Program

Earn $5 for every qualified $100 you spend. You'll also hear about special offers and events! How it works:

1

Sign in or create an account to earn ZillaCash on your next purchase with us.

2

Earn $5 for every $100 you spend on eligible items and brands.

3

Redeem your ZillaCash Rewards on a future order with us!

See our customer service page for more details.

Alpinestars

Alpinestars Nucleon KR-CELLi Back Protector

Item: P416410
9 Read 9 Reviews 5 Q&As Write a Review

Lightweight, breathable CE Level 1 protection that moves with you? Now a reality with the Nucleon KR-CELLi Back Protector from Alpinestars. Read More

$39.95
Rebate Available! View Details

Please select a Size to view availability.
Extended Warranty Options:

Product comes with 1-year limited manufacturer's warranty



Product Details

Alpinestars Nucleon KR-CELLi Back Protector

The Alpinestars Nucleon KR-CELLi Back Protector, constructed of a polymeric material blend, features a triple segmented back shell plate which creates the perfect balance between energy absorption and force dispersion. The ergonomic design of the Nucleon KR-CELLi, in tandem with the horizontal flexion grooves, allows it to contour to the natural curve of the back to provide a fit that molds to a variety of riding positions.

Features:

  • Triple segmented back shell plate constructed of a polymeric material blend
  • Unique cell micro-structure designed for advanced energy absorption, adaptivity, maximum breathability and air flow
  • Ergonomic protection plate contours to the natural curve of the back
  • Horizontal flexion groves for an adaptive fit in different riding position
  • Airmesh on the body side of the protector offers maximum breathability
  • CE Level 1 protection

Fitment:

  • Women's Stella Jackets:
    • 36-38 or XS-SM: Small Nucleon
    • 40-50 or MD-3XL: Medium Nucleon
  • Men's Jacket:
    • 44-50 or XS-MD: Medium Nucleon
    • 52-64 or LG-4XL: Large Nucleon
Product Style RevZilla Item # MFR. Product # Availability
Product Style SM RevZilla Item #1314693 MFR. Product #6503919-S AvailabilityIn Stock: Ships within 24 hours
Product Style MD RevZilla Item #1314694 MFR. Product #6503919-M AvailabilityIn Stock: Ships within 24 hours
Product Style LG RevZilla Item #1314695 MFR. Product #6503919-L AvailabilityIn Stock: Ships within 24 hours
Product Description
Part Numbers
9 Customer Reviews
9 5/5
5 Questions & 5 Answers

Reviews & Questions

Leave a product review for a chance to win one of our monthly $100 giveaways.
Ask or answer a question to win one of our monthly $100 giveaways.