Nolan N40-5 Helmet ::

Nolan N40-5 Helmet

Italian engineering and design at its finest. A lightweight, open face helmet of superb comfort and features for the discriminating rider.


  • Ultra-wide, full coverage face shield
  • VPS, internal drop down sun screen with UV resistance
  • AirBoosterâ„¢ ventilation system provides optimal airflow
  • Shield movement coordinates with visor to ensure full clearance when open
  • Designed, engineered and entirely manufactured in Italy
  • Meets or exceeds D.O.T. standards

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Sizing Information

Use the following size chart as a guide in choosing the correct helmet size. Wrap a cloth measuring tape around your head about an inch above your eyebrows. Pull the tape comfortably snug and read the length. Please note that sizing information is provided by the manufacturer and does not guarantee a perfect fit.

Helmet Size Inches Centimeters
XS 21 5/8” 55
Small 22” 56
Medium 22 3/4” 58
Large 23 1/2” 59 – 60
XL 24” 61
XXL 24 3/4” 63
XXXL 25 1/2” 65

Need help choosing the right shape and size helmet for your own noggin?
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Happy Customers Who Bought This Product

From: James D K.
Location: Texas

Just wanted to let you know my new Nolan arrived in two business days (ordered using your standard free shipping), and that, combined with the great fit and quality of the helmet makes me a happy customer (once again). Thanks!