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Fly Racing Kinetic Crux Helmet

2017 Model DOT Certified
Was $109.95
Save $47.98 (44%)
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FLY Racing's Kinetic Helmet
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Q & A

Have a product related question about fit, features, or functionality? Ask it here.

If you have a question about availability or need immediate assistance, call 1-800-841-2960.

My son's head size is 56 cm What size helmet would we buy him s or m
Gil - November 5, 2018
Thank you for your inquiry Gil. 56 cm is equivalent to 22.04 inches which is a Small helmet in the Fly Racing Kinetic Crux Helmet. The Medium helmet size begins at 22-7/8" or 58 cm. - Kyle & the Chap Moto Team
Chaparral Motorsports Customer Support - November 6, 2018
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Fly Racing Kinetic Crux Helmet

Shipping & Returns

Orders $100 and over qualify for our free shipping offer. See our full shipping policy for further shipping details.

Return any new, unused and unaltered item within 30 business days. Create a return label online for as little as $7.99. Please read our return policy.


  • Poly alloy Motocross helmet shell is crafted with a combination of high strength poly materials to create a durable light weight shell
  • Dual density EPS (Expanded Polystyrene) liner has two layers of EPS, one softer, one slightly harder, that combine to provide more progressive impact absorption for different levels of impact
  • Removable liner and cheek pads keep you looking clean, help extend the life of your helmet and are easy to use with Fly Racing's Quick Snap system
  • 10 massive vents aligned with EPS (Expanded Polystyrene) channels flow a huge volume of air through the helmet keeping you cooled
  • Large exhaust vents eliminate heat build up
  • Hi Flow mouthpiece with plenty of airflow
  • Bold original artwork on the exterior compliments a plush interior, generous ventilation and dual density EPS liner
  • DOT approved

Fly Racing Helmets

Size Head Size (in) Head Size (cm) Hat Size
XS 20-1/2 - 21-1/4 53 - 54 6-5/8 - 6-3/4
S 21-1/4 - 22 55 - 56 6-7/8 - 7
M 22 - 23 57 - 58 7-1/8 - 7-1/4
L 23 - 23-3/4 59 - 60 7-3/8 - 7-1/2
XL 24 - 24-1/2 61 - 62 7-5/8 - 7-3/4
XXL 24-1/2 - 25-1/4 63 - 64 7-7/8 - 8
3XL 25-1/4 - 26 65 - 66 8-1/8 - 8-1/4
4XL 26 - 26-3/4 67 - 68 8-3/8 - 8-1/2
5XL 26-3/4 - 27-1/2 69 - 70 8-5/8 - 8-3/4

General Sizing information

If you are unsure about your size, compare your body measurements to the charts provided to determine the correct fit. These charts will give you a good idea of the size to order, but be sure to read special sizing information that may accompany an item description. Some merchandise dimensions may vary from the averages charted here.

Head Circumference

Measure around head one inch above eyebrows and across the largest portion on the back of the head.


Age & Gender
Model Name for Gear
Fly Racing
Safety Certification
DOT Certified
Model Description
2017 Model

Item Numbers

Details Item Number Availability Store Pickup
Details:Red/Black/White  XXL Item #132-73-33822X Availability:In stock: Ready to shipStore Pickup:Available
Details:Red/Black/White  XL Item #132-73-3382X Availability:In stock: Ready to shipStore Pickup:Available


3 Reviews
  • Overall Rating:
Great fit fast shipping
I like the fit. shipping is really fast
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  • Overall Rating:
Great helmet
Love this helmet. Good quality helmet that is really comfortable. Well worth the money.
Definitely Yes
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  • Overall Rating:
Great buy
Great helmet for the price. Beats all competitors in the same price range.
Definitely Yes
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3 Reviews
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