Best in 7 days
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Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Sep 9 - Sep 14
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
Alpinestars Nucleon KR-1 Cell Back ProtectorAlpinestars Nucleon KR 1 Cell Back Protector The Nucleon KR 1 Cell back protector incorporates race orientated back protection. Featuring hard plastic lattice structured shell, this innovative back protector is uncompromising in safety and performance. Ergonomically profiled for sport riding with superb ventilation, the Nucleon KR 1 Cell is extremely lightweight and breathable. Developed in three waist to shoulder dimensions in order to cover all body
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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Best in 7 days
Best in 7 days
Best in 7 days
Best in 7 days
4.1 ★★★★★
Based on 299 reviews
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Product Reviews
★★★★★ 5
Perfect fit
Product is very good, no damage and fits well
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 14, 2025
★★★★★ 5
Perfect replacement
Fit perfectly saved a bunch of money
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Reviewed in the United States on November 7, 2025
★★★★★ 3
It’s ok for a short period of time.
Meh….the filter is glued at each end versus clamped into the housing like the OEM filter. Will probably get a different brand or OEM in the near future.
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Reviewed in the United States on May 18, 2026
★★★★★ 5
Good Replacement from Third Party
Perfect fit and great price. Would recommend.
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Reviewed in the United States on October 1, 2025
★★★★★ 5
Perfect fit
Fit well. Looks nearly identical to the OEM filter.
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Reviewed in the United States on October 18, 2025
