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Troy Lee Designs

Troy Lee D4 Carbon MIPS MTB Helmet

Item: P881403
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The Troy Lee D4 Carbon MIPS Helmet features the MIPS C2 brain protection system-protects against any rotational impacts that may happen on the trail. … Read More

$575.00
Rebate Available! View Details

Product Details

Troy Lee D4 Carbon MIPS Mountain Bike Helmet

The Troy Lee D4 Carbon MIPS Helmet features the MIPS C2 brain protection system-protects against any rotational impacts that may happen on the trail. The D4 Carbon MIPS Helmet shell is constructed from TeXtreme Spread Tow carbon fiber making this helmet light weight without skimping on protection. With 15 intake vents and 7 rear exhaust ports your noggin will remain cool all the way down the mountain.

Features:

  • MIPS C2 brain protection system-protects against rotational impacts
  • TeXtreme Spread Tow carbon fiber shell
  • 3 Shell sizes and 3 EPS sizes, 6 total size ranges from XS-XXL
  • 10 front intake ports, 5 overhead intake vents that channel air on top of your head and an industry leading 7 rear exhaust ports
  • Anti-Microbial/Quick Dry XT2 Quick release contoured 3D cheek pads create an anatomically optimized fit
  • X-Static & XT2 precision fit headliner with 7 anchor points gives you optimal fit
  • EPP Collarbone impact system; a relief area that reduces the forces in the center lower section of the helmet where shoulder/collarbone impacts have been known to occur
  • Lightest Carbon DH/BMX Race helmet Troy Lee has ever built
  • Titanium D-Ring fasteners
  • Bicycle use only, not DOT-approved and not intended for use with motorcycles
Product Style RevZilla Item # MFR. Product # Availability
Product Style XS / Matte Black/Silver RevZilla Item #10014021 MFR. Product #139437001 AvailabilityOut of Stock
Product Style SM / Matte Black/Silver RevZilla Item #10014022 MFR. Product #139437002 AvailabilityAvailable: Requires 3-5 business days of lead time prior to shipment
Product Style MD / Matte Black/Silver RevZilla Item #10014023 MFR. Product #139437003 AvailabilityIn Stock: Ships within 24 hours
Product Style LG / Matte Black/Silver RevZilla Item #10014024 MFR. Product #139437004 AvailabilityIn Stock: Ships within 24 hours
Product Style XL / Matte Black/Silver RevZilla Item #10014025 MFR. Product #139437005 AvailabilityIn Stock: Ships within 24 hours
Product Style 2XL / Matte Black/Silver RevZilla Item #10014026 MFR. Product #139437006 AvailabilityAvailable: Requires 3-5 business days of lead time prior to shipment

Troy Lee Helmet Sizing

Open Face Helmets

Size Head (cm)
XS 53-54
SM 55-56
MD 57-58
LG 59-60
XL 61-62
2XL 63-64

SE3 and Air Helmets

Size Head (cm)
XS 53-54
SM 54-56
MD 56-58
LG 58-60
XL 60-62
2XL 62-63

SE4 Helmets

Size Head (cm)
XS 54-55
SM 55-56
MD 57-58
LG 58-59
XL 60-61
2XL 62-63

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.
Product Description
Part Numbers
Sizing & Fit
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