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


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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.