SALE - GET UP TO 50% OFF
END OF SEASON SALE - EXTRA 10% OFF
Toggle Nav
My Cart
Menu
Account

AT4.0 CARBON

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 AT4.0 CARBON AT4.0 CARBON Fit Guide
Compare Ranges
Filters & Sort

12 Items

  1. 30% OFF
    Harley Quinn Harley Quinn
    AT4.0 CARBON
    Harley Quinn
    CA$545.07 CA$779.00
  2. 30% OFF
    The Joker The Joker
    AT4.0 CARBON
    The Joker
    CA$545.07 CA$779.00
  3. 30% OFF
    The Batman The Batman
    AT4.0 CARBON
    The Batman
    CA$545.07 CA$779.00
  4. 35% OFF
    Disarray Disarray
    AT4.0 CARBON
    Disarray
    CA$462.13 CA$709.00
  5. 30% OFF
    Core Core
    AT4.0 CARBON
    Core
    CA$450.28 CA$639.00
  6. 30% OFF
    Jormungandr Jormungandr
    AT4.0 CARBON
    Jormungandr
    CA$497.68 CA$709.00
  7. 30% OFF
    Titanium Titanium
    AT4.0 CARBON
    Titanium
    CA$450.28 CA$639.00
  8. 30% OFF
    Darth Vader Darth Vader
    AT4.0 CARBON
    Darth Vader
    CA$545.07 CA$779.00
  9. 30% OFF
    Liquid Carbon Liquid Carbon
    AT4.0 CARBON
    Liquid Carbon
    CA$564.03 CA$809.00
  10. 30% OFF
    Fenrir Fenrir
    AT4.0 CARBON
    Fenrir
    CA$497.68 CA$709.00
  11. 30% OFF
    Ruby Carbon Ruby Carbon
    AT4.0 CARBON
    Ruby Carbon
    CA$564.03 CA$809.00
  12. Raw Carbon Raw Carbon
    AT4.0 CARBON
    Raw Carbon
    Out of stock
It looks like you're based in
Filters
Price
Technology
  1. Carbon fiber (12)
  2. Rheon (12)
  3. Fidlock chinstrap (12)
Collection
  1. 2025 Design Range (1)
  2. Star Wars (1)
  3. DC (3)
  4. Liquid Carbons (3)
  5. Ragnarok (2)
Size
  1. XS (1)
  2. S (11)
  3. M (11)
  4. L (11)
  5. XL (10)
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.
  3. Repeat once more and go with the largest reading.

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.