SM3 Youth Radium Helmet
Color
Grey/Black/Yellow Fluo
Yellow Fluo/Black/BlueSize
Item: 482-00086YL
Weight: 1.815 lbs
Package Dimensions: 14.56 x 14.56 x 9.84
- Alpinestars has introduced a new in-house standard for the SM3 Youth to test the helmet’s chin to conditions heavier than the homologation
- standard, and in order to pass the Alpinestars’ new standards, the shell thickness and the structure of the helmet design itself have both
- been optimized on the chin area for superior impact performance.
- Equipped with an Emergency Release System and removable cheek pads to permit the safe and easy removal of the cheek pads while the
- helmet is still on, while the 3D contoured foam ensures rider comfort.
- Soft textile chin strap is 25mm for optimal safety and rider comfort.
- Stainless steel D-rings ensure a tight and secure fit.
- The SM3 helmet conforms to both DOT certification and ECE 2206 homologation for use worldwide.
- Maximized ventilation and high levels of heat transfer exchange thanks to 10 inlets and seven exhaust ports.
- The visor has been designed to direct air into the ports for enhanced airflow
Finish: Matte
Item: 482-00086YM
Weight: 1.815 lbs
Package Dimensions: 14.56 x 14.56 x 9.84
- Alpinestars has introduced a new in-house standard for the SM3 Youth to test the helmet’s chin to conditions heavier than the homologation
- standard, and in order to pass the Alpinestars’ new standards, the shell thickness and the structure of the helmet design itself have both
- been optimized on the chin area for superior impact performance.
- Equipped with an Emergency Release System and removable cheek pads to permit the safe and easy removal of the cheek pads while the
- helmet is still on, while the 3D contoured foam ensures rider comfort.
- Soft textile chin strap is 25mm for optimal safety and rider comfort.
- Stainless steel D-rings ensure a tight and secure fit.
- The SM3 helmet conforms to both DOT certification and ECE 2206 homologation for use worldwide.
- Maximized ventilation and high levels of heat transfer exchange thanks to 10 inlets and seven exhaust ports.
- The visor has been designed to direct air into the ports for enhanced airflow
Finish: Matte
Item: 482-00086YS
Weight: 1.815 lbs
Package Dimensions: 14.56 x 14.56 x 9.84
- Alpinestars has introduced a new in-house standard for the SM3 Youth to test the helmet’s chin to conditions heavier than the homologation
- standard, and in order to pass the Alpinestars’ new standards, the shell thickness and the structure of the helmet design itself have both
- been optimized on the chin area for superior impact performance.
- Equipped with an Emergency Release System and removable cheek pads to permit the safe and easy removal of the cheek pads while the
- helmet is still on, while the 3D contoured foam ensures rider comfort.
- Soft textile chin strap is 25mm for optimal safety and rider comfort.
- Stainless steel D-rings ensure a tight and secure fit.
- The SM3 helmet conforms to both DOT certification and ECE 2206 homologation for use worldwide.
- Maximized ventilation and high levels of heat transfer exchange thanks to 10 inlets and seven exhaust ports.
- The visor has been designed to direct air into the ports for enhanced airflow
Finish: Matte
Item: 482-00085YL
Weight: 1.815 lbs
Package Dimensions: 14.56 x 14.56 x 9.84
- Alpinestars has introduced a new in-house standard for the SM3 Youth to test the helmet’s chin to conditions heavier than the homologation
- standard, and in order to pass the Alpinestars’ new standards, the shell thickness and the structure of the helmet design itself have both
- been optimized on the chin area for superior impact performance.
- Equipped with an Emergency Release System and removable cheek pads to permit the safe and easy removal of the cheek pads while the
- helmet is still on, while the 3D contoured foam ensures rider comfort.
- Soft textile chin strap is 25mm for optimal safety and rider comfort.
- Stainless steel D-rings ensure a tight and secure fit.
- The SM3 helmet conforms to both DOT certification and ECE 2206 homologation for use worldwide.
- Maximized ventilation and high levels of heat transfer exchange thanks to 10 inlets and seven exhaust ports.
- The visor has been designed to direct air into the ports for enhanced airflow
Item: 482-00085YM
Weight: 1.815 lbs
Package Dimensions: 14.56 x 14.56 x 9.84
- Alpinestars has introduced a new in-house standard for the SM3 Youth to test the helmet’s chin to conditions heavier than the homologation
- standard, and in order to pass the Alpinestars’ new standards, the shell thickness and the structure of the helmet design itself have both
- been optimized on the chin area for superior impact performance.
- Equipped with an Emergency Release System and removable cheek pads to permit the safe and easy removal of the cheek pads while the
- helmet is still on, while the 3D contoured foam ensures rider comfort.
- Soft textile chin strap is 25mm for optimal safety and rider comfort.
- Stainless steel D-rings ensure a tight and secure fit.
- The SM3 helmet conforms to both DOT certification and ECE 2206 homologation for use worldwide.
- Maximized ventilation and high levels of heat transfer exchange thanks to 10 inlets and seven exhaust ports.
- The visor has been designed to direct air into the ports for enhanced airflow
Item: 482-00085YS
Weight: 1.815 lbs
Package Dimensions: 14.56 x 14.56 x 9.84
- Alpinestars has introduced a new in-house standard for the SM3 Youth to test the helmet’s chin to conditions heavier than the homologation
- standard, and in order to pass the Alpinestars’ new standards, the shell thickness and the structure of the helmet design itself have both
- been optimized on the chin area for superior impact performance.
- Equipped with an Emergency Release System and removable cheek pads to permit the safe and easy removal of the cheek pads while the
- helmet is still on, while the 3D contoured foam ensures rider comfort.
- Soft textile chin strap is 25mm for optimal safety and rider comfort.
- Stainless steel D-rings ensure a tight and secure fit.
- The SM3 helmet conforms to both DOT certification and ECE 2206 homologation for use worldwide.
- Maximized ventilation and high levels of heat transfer exchange thanks to 10 inlets and seven exhaust ports.
- The visor has been designed to direct air into the ports for enhanced airflow
SM3 Youth Radium Helmet: Safety Meets Style
The SM3 Youth Radium Helmet is the perfect choice for young riders who prioritize safety without compromising on style. Designed with advanced features, this helmet offers superior impact protection and comfort, ensuring that every ride is as safe as it is enjoyable.
Unmatched Protection: The Ultimate Safety Features
With its optimized shell thickness and innovative design, the SM3 helmet provides exceptional impact performance, surpassing standard safety requirements. The Emergency Release System allows for quick and safe removal of the helmet, making it an ideal choice for parents and young riders alike.
Comfort Redefined: Tailored for Young Riders
The 3D contoured foam and soft textile chin strap ensure maximum comfort for extended wear. Young riders will appreciate the snug fit that doesn't compromise on safety, allowing them to focus on the thrill of the ride.
Superior Ventilation: Stay Cool on Every Adventure
Thanks to ten air inlets and seven exhaust ports, this helmet maximizes ventilation and enhances heat transfer. The thoughtfully designed visor directs airflow into the helmet, keeping young riders cool and comfortable even during the most exhilarating rides.
Specifications
| Feature | Detail |
|---|---|
| Emergency Release System | Yes |
| Removable Cheek Pads | Yes |
| Chin Strap Width | 25mm |
| Safety Certifications | DOT, ECE 2206 |
| Ventilation System | 10 Inlets, 7 Exhaust Ports |
| Material | Optimized Shell |
| Fit Type | 3D Contoured Foam |
FAQ
Is the helmet comfortable for long rides?
Yes, the SM3 Youth Radium Helmet features 3D contoured foam and a soft chin strap, providing exceptional comfort for extended use.
What safety standards does this helmet meet?
This helmet conforms to both DOT certification and ECE 2206 homologation, ensuring it meets rigorous safety standards for use worldwide.






















