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This product has been discontinued

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Troy Lee Designs - D2 Sonar Helmet (Bicycle) Zoom
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Troy Lee Designs - D2 Sonar Helmet (Bicycle)

Product Code: troy-lee-designs-d2-sonar-bicycle-helmet

Unfortunately this product has been discontinued by the manufacturer and is no longer available.

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Troy Lee Designs - D2 Sonar Helmet (Bicycle)

The D2 is the benchmark in the full-face bicycle helmet market. With its legendary TLD style, this helmet has been the choice of more championship winning riders than any other. Astonishingly light in weight and incredibly strong, the D2 is the perfect helmet for BMX, mountain biking, and even other action sports like snowboarding. This year’s D2 features all new designs with the same protection and comfort features that made it so popular.


Troy Lee Designs D2 Bicycle Helmet



  • Lightweight aerospace composite shell.
  • High-flow ventilation system incorporated into shell and liner.
  • 7 intake ports over top, forehead and chin areas guide airflow past rider’s head for maximum ventilation.
  • 4 exhaust vents release hot air ensuring an even flow of cool air throughout the helmet’s interior.
  • Removable and washable comfort liner and cheek pads.
  • Machined cross-top aluminum visor screws.
  • Adjustable Orbit visor allows for custom height placement.
  • Large eye port allows for easy fitting of all goggle shapes and sizes.
  • Super soft helmet sock included.


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