SKU: 97899421553

Alpinestars - Supertech S-M10 Dyno Helmet

Sale price$188.97 Regular price$209.97
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Ships within 48 hours · Estimated delivery Aug 8 - Aug 13

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Description

Alpinestars - Supertech S-M10 Dyno HelmetAlpinestars Supertech SM 10 Dyno Helmet With years of development, Alpinestars has raised the bar in the high end motocross helmet market with the all new Supertech SM 10 motocross helmet. Featuring carbon fiber construction and innovative features that are exclusive to Alpinestars such as the A head interior liner for supurb fit, four different EPS densities and a MIPS rotational layer that offers a high level of impact absorption. MIPS is a proven

Alpinestars - Supertech SM-10 Dyno Helmet

With years of development, Alpinestars has raised the bar in the high-end motocross helmet market with the all new Supertech SM-10 motocross helmet. Featuring carbon fiber construction and innovative features that are exclusive to Alpinestars such as the A-head interior liner for supurb fit, four different EPS densities and a MIPS rotational layer that offers a high level of impact absorption. MIPS is a proven safety system that helps reduce the rotational movement in the helmet by absorbing and redirecting the energy/forces that would otherwise transmitted to the brain. 
The SM-10 helmet is filled with new technology such as Alpinestars patented Visor system that has been developed to provide the right level of resistance to release when needed from impacts in any direction. The interior of the SM-10 helmet has been designed with maximum ventilation in mind. An interior air network channels incoming air through the helmet to keep rider's head cool, while continuing to pull hot air away and through the large exhaust vents. 
The helmet has been designed for riders that wear neck braces and those that don't The bottom area of the helmet is raised to clear rider's collarbone area as much as possible. This gives dirt bike riders confidence while riding on the track, trail, or anywhere else.  The SM-10 is also hydration system ready, as it has a channel inside the chin bar specifically for hydration tubes. 
BTO Sports is your Alpinestars SM-10 Helmet source with all the colors and sizes you need. 

Features:

  • A-Head: Patented system allows easy adjustment of the angle that the helmet sits on your head. MIPS system is also included in the helmet.
  • Visor: Patented system has been developed to provide the right level of resistance to release when needed with impacts from any direction. The visor system is light weight.
  • Collarbone: The bottom side of the helmet is raised to clear the collarbone as much as possible for riders who choose not to wear a neck brace system. In addition, the bottom trim is soft on the collarbone area. 
  • Mouthpiece: To maintain strength of the mouthpiece, a radial ridge has been incorporated which assures complete strength to the front of the helmet.
  • Maximum Ventilation: The Interior air network channeling has extremely high ventilation values made possible by the airflow design and the location of all air intakes and outlets
  • Four Individual Shell Sizes:  XS/S, M, L, XL/2XL
  • DOT/ECE Rated
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. 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
SKU: 97899421553

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4.7 ★★★★★
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Vicki Fontana
Boise, US
★★★★★ 5
One size smaller is perfect!
Color: Navy, Size: 10 Years
This suit fit perfect but I did order one size smaller than my grandson normally wears. It is very well made and he can't wait to wear it in the wedding.
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Reviewed in the United States on March 19, 2026
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Laurie Rygiel
Waukegan, US
★★★★★ 5
Suit
Color: Beige, Size: 10 Years
Our grandson looked so handsome!
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Reviewed in the United States on May 6, 2026
T
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TG88
Bozeman, US
★★★★★ 3
Fits wide
Color: Navy, Size: 7 Years
Nice suit but fits wide IMO
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Reviewed in the United States on June 5, 2026
J
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Joseph
Natrona Heights, US
★★★★★ 5
A good First Communion suit
Size: 6, Color: White, Size: 6, Color: White
This suit looks and feels really nice even though it’s not 100% linen. My son is an average size 7 year old, but I got a size 6 so that the fit would be nice and snug and not loose and baggy. It was the right choice. Comes with a bow tie which is nice, a tie (which is very cheap and poorly made) and a pocket square.
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Reviewed in the United States on April 29, 2026
C
Verified Purchase
Cheila
Los Angeles, US
★★★★★ 5
Very stylish💜💜
Size: 6, Color: Light Blue, Size: 6, Color: Light Blue
This little suit for boys is very stylish. I bought it for my grandson for a wedding occasion and it looked very nice. The fabric is not too thick so for the summer wedding it was great. I pick the blue color and it looked fantastic!
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Reviewed in the United States on March 16, 2026

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