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AT4 CARBON

3498 reviews
Rated 4.5 out of 5 stars
5 stars (2705)
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1 star (208)
Sport

AT4.0 CARBON is the fourth generation of the AT full-face motorcycle helmet. This iconic Carbon fibre helmet features a super-tough lightweight shell, ultra-wide field-of-view and RHEON impact technology integrated into the plush multi-density interior liner. With DOT FMVSS 218 & ECE 22.06 certification and compatibility with our full Bluetooth audio with our Shockwave unit, the AT4.0 CARBON is the ultimate street helmet

Discover AT4 CARBON AT4 CARBON Fit Guide
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Size
  1. S (15)
  2. M (15)
  3. L (14)
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Technology
  1. Carbon fibre (15)
  2. Twiceme ID chip (1)
  3. Rheon impact tech (15)
  4. Fidlock chinstrap (14)
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  1. DC (3)
  2. Liquid Carbons (1)
  3. Ragnarok (3)
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  1. Black (11)
  2. Blue (1)
  3. Brown (1)
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  5. Gold (1)
  6. Green (3)
  7. Grey (1)
  8. Multi-Colour (3)
  9. Red (4)
  10. White (5)
Find your size
We recommend:
How to measure
  1. With a fabric measuring tape, wrap it around your head just above your eyebrows and ears.
  2. Pull the tape comfortably tight. Take the measurement.

Our motorcycle and snow helmet fit is an intermediate oval.

Returns policy

If the fit is not quite right our return process is simple. 14 days to exchange, picked up from home. See our returns page for more details.