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Product Details

Troy Lee Designs A3 MIPS Camo MTB Helmet

The Troy Lee A3 MIPS MTB Helmet is the pinnacle of protection and comfort in mountain bike helmets. The A3 Helmet features MIPS Brain Protection System, a helmet integrated low friction layer designed to reduce rotational motion transferred to the brain from angled impacts to the head. The 2-piece Ionic antimicrobial, sweat wicking liner, in combination with 16 optimally tuned tuned vents work to keep your noggin cool even on the toughest of trails.

Features:

  • Reinforced polycarbonate shell
  • Dual-density EPP/EPS liner
  • MIPS Brain Protection System
  • Advanced layering 3-piece shell
  • 16 port hi-flow cooling system both pulls and pushes air for maximum ventilation
  • TLD Sweat Glide System
  • 2-piece, removable and washable comfort liner made of anti-microbial moisture-wicking material for a dry, comfortable feel
  • 3-way Magnajust visor
  • 3D Fidlock magnetic buckle system and composite smart shear screws
  • CPSC 1203, CE EN 1078, AS NZ 2063 certified
  • Bicycle use only, not DOT-approved and not intended for use with motorcycles
Product Style RevZilla Item # Store Sku MFR. Product # Availability
Product Style XS/SM / Grey/Red RevZilla Item #10134027 Store Sku MFR. Product #150967021 AvailabilityCloseout: This product is no longer available
Product Style MD/LG / Grey/Red RevZilla Item #10134028 Store Sku MFR. Product #150967023 AvailabilityCloseout: This product is no longer available
Product Style XL/2XL / Grey/Red RevZilla Item #10134029 Store Sku MFR. Product #150967025 AvailabilityCloseout: This product is no longer available

Troy Lee MTB Helmet Sizing

A1/A2 MTB Helmets

Size Head (in)
XS 19 - 21 1/4
SM 21 1/4-22
MD/LG 22 3/8 - 23 1/4
XL/2XL 23 5/8 - 24 3/8

A3 MTB Helmet

Size Head (in)
XS/SM 20 7/8 - 22
MD/LG 22 3/8 - 23 1/4
XL/2XL 23 5/8 - 24 3/4

D3 MTB Helmet

Size Head (in)
XS 20 1/2 - 20 7/8
SM 21 1/4 - 21 5/8
MD 22 - 22 3/8
LG 22 3/4 - 23 1/4
XL 23 5/8 - 24 3/8
2XL 24 3/4 - 25 5/8

Stage MTB Helmet

Size Head (in)
XS/SM 21 1/4 - 22
MD/LG 22 3/8 - 23 1/4
XL/2XL 23 5/8 - 24 3/4

Sizing information is provided by the manufacturer and does not guarantee a perfect fit.


How to Measure

  • H Head
    Wrap a cloth measuring tape around your head just above your eyebrows and ears. Pull the tape comfortably snug, read the length, repeat for good measure and use the largest measurement.
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