"Finally replaced my 24 year old D2 with this gorgeous D4. Feels great. Much safer. Still super light. Been running all Troy Lee gear for a long time. Never disappointed."
D4 Carbon Helmet Ever Black / Gold
D4 Carbon Helmet Ever Black / Gold
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The Reigning King of Full-Face Helmets
This helmet is designed and intended exclusively for use by bicycling activities, including mountain biking and off-road cycling.
SKU:139531001
Specifications
Specifications
- Mips® C2 Rotational Impact Brain Protection System
- UD carbon fiber shell
- Three shell sizes to more accurately fit a variety of head sizes and rider ages
- Anatomical "3D” contoured cheek pads with emergency release system for EMS responders
- Removable snap-in, washable comfort liner with Coolmax® and Dri-lex® moisture-wicking materials
- Super light titanium D-rings
- 1000g
- CPSC 1203*, CE EN1078*, ASTM F1952-DH, ASTM 2032-BMX. *Varies by regional standards
Shipping & Returns
Shipping & Returns
FREE Shipping on all orders over $99. For full details, visit our Shipping & Returns Page.

Overall rating: 5.0 / 5 from 9 reviews.
AI Generated Review Summary
Summary topics
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- : 21%%
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Review topics: ["size","fit","color","bag","weight","looks","quality","pads","protection","comfort","feel","liner","style","design","light","shipping","finish","service","helmet","ventilation","lid","air","paint job","troy lee","graphics","face","cushion","form"].
Review highlights
- "Love the color, Nice light, weight and awesome!" — Pedro P.
- "The fit is great, light weight and awesome designs" — Mark W.
- "Helmet looks great and has great air vents that keep my head cool." — Sean T.
Reviews
Love it
"Its incredibly light the pads aren't itchy looks fantastic!! Love this helmet definitely will buy more product"
— Van L. (5/5)
Genial
"fulfilled all my expectations it is beautiful thank you"
— Javier S. (5/5)
"Hands down the best helmet"
— James (5/5)
Dopest helmet ever!
"Love the fit and feel of my new D4 it’s comfy and super lightweight!"
— Dan J. (5/5)
Comfortable
"I like it it's comfortable"
— Johnny A. (5/5)
Troy Lee D4 Carbon Best helmet ever
"Fits better than other brands for me. Wraps my head more securely than other brands. Great fit, great looks."
— Peter R. (5/5)
👍
"The boy loves it. It's everything we expected from Troy Lee Designs"
— Bryan M. (5/5)
Superb
"Love it, from fit to style this helmet feels perfect."
— Nathan F. (5/5)