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Nucleon Plasma Back Protector Insert -
Nucleon Plasma Full Back Protector Insert -
Nucleon KR-CELLi Back Protector Insert -
Nucleon Flex Pro Full Back Protector Insert -
Nucleon KR-1 CELLi Back Protector -
Nucleon Kr-Cell Protector -
Nucleon KR-1 Cell Back Protector -
Nucleon Kr-2 Back Protector -
Nucleon Plasma Back Protector -
Nucleon Kr-3 Back Protector -
Touring Belt -
Nucleon Kr-2 Back Protector -
Nucleon Kr-Tb Tailbone Protector -
Youth Nucleon Kr-Y Back Protector
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Frequently asked questions Hide FAQs
What types of motorcycle back protectors are included in this collection?
This collection includes motorcycle back protectors in two main formats: insert back protectors for compatible jackets and suits, and standalone back protectors with their own retention system. Both are designed to help reduce impact energy reaching the spine while maintaining mobility and riding comfort.
Insert protectors are typically chosen when a garment has a dedicated back armor pocket, while standalone protectors are useful if you want independent protection across different outer layers. For a broader view of body armor options, browse our protectors collection.
How do I choose the right motorcycle back protector size and fit?
A motorcycle back protector should sit flat against the back, stay centered over the spine, and remain stable when you move into a normal riding position. It should feel secure without restricting breathing, torso rotation, or forward lean on the bike.
For insert protectors, the most important factor is matching the protector shape and size to the garment pocket so it does not fold, gap, or sit too low. For standalone designs, adjust the straps or waistband so coverage stays in place under acceleration, braking, and cornering.
What does CE-certified EN 1621-2 mean for a motorcycle back protector?
EN 1621-2 is the European standard used for motorcycle back protectors. A CE-certified back protector has been impact tested for motorcycle use and meets defined requirements for transmitted force and protective coverage.
At collection level, riders will usually find Level 1 and Level 2 options. Level 2 protectors transmit less force in testing than Level 1, while Level 1 options can offer a thinner or more flexible profile. The best choice depends on the balance you want between protection, bulk, and intended riding use.
Can I use a motorcycle back protector with any jacket, suit, or Tech-Air system?
Not always. Compatibility depends on the garment design, the protector format, and whether the setup includes a Tech-Air® airbag system. Insert back protectors need the correct pocket shape and dimensions, while standalone protectors must work with the cut and space available under your riding gear.
If you are building a layered protection setup, do not assume that every back protector can be paired with every airbag-ready garment. To confirm the correct configuration, use the Tech-Air® compatibility checker or explore available Tech-Air® systems. For complementary passive armor, you can also browse road protection.
How do I clean and maintain a motorcycle back protector?
Remove the back protector from the jacket or suit before washing the outer garment, unless the care label specifically states otherwise. Clean the protector itself with a damp cloth and mild soap, then let it air dry completely away from direct heat, dryers, or prolonged sunlight.
Inspect it regularly for cracks, permanent deformation, edge damage, or worn fastening points. If the protector has taken a significant impact, no longer sits flat, or shows visible wear that could affect coverage, it should be replaced to maintain proper protection performance.




