Troy Lee Designs D4 Composite MIPS Helmet
Troy Lee Designs D4 Composite MIPS Helmet
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THE REIGNING CROWN OF FULL-FACE HELMETS
D4 reigns king atop downhill podiums and freeride events across the globe. Available in carbon and composite, details are what makes the D4 the most coveted full-face in mountain biking. Prioritizing safety while balancing weight through premium construction and materials, D4 incorporates MIPS protection with an EPP chin bar and anatomical cheek pads with emergency release.
This helmet is designed and intended exclusively for use by bicycling activities, including mountain biking and off-road cycling.
Free Shipping
Free Shipping
- Spend $50 for free shipping on most items
- Delivery in 1-4 days contiguous United States
Free Returns*
Free Returns*
- We ask returns be initiated within 30-days
- Details can be found at our *Return & Exchange Portal
Local Service
Local Service
- Fast delivery of snowboard & mountain bike
- Southern California rentals, snow service, bike service
23851 Via Fabricante Ste. 201
Mission Viejo, CA 92691
949-234-6606
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Features
MIPSMIPS Brain Protection System designed to reduce rotational motion transferred to the brain from angled impacts to the head.
Shell
Built with an aerospace shell design and materials, we were able to get the D4 Composite helmet to 1050 grams without sacrificing any strength.
Cheekpads
Anatomical "3D” contoured cheek pads with emergency release system for EMS responders
Liner
Removable snap-in, washable comfort liner with Coolmax® and Dri-lex® moisture-wicking materials
EPP
EPP (Expanded PolyPropylene) chin bar
Ventilation
For comfort, the D4 Comp routes cooling air through a front air intake system that flows through the polymer center and power grid side mesh keeping your head cooler during the ride.
How to Fit

What's in the Box

TLD Helmet Sock
MEDICAL STICKER
Medical information sticker to insert
OWNERS MANUAL
All the details on the D4 Carbon Helmet
Specifications
20 high-flow intake and exhaust ports for maximum ventilationAdded eps and new headform shape for improved impact performance
Full incremental sizing for greater range of fitment
Strategically placed interior chinbar shock pads for comfort and durability
Quick-release and contoured 3D cheek pads for emergency helmet removal
Purpose-built internal cavities for audio integration
Stainless steel chinstrap D-rings are light and strong
Includes TLD drawstring helmet sock
Exceeds bicycle certifications: CPSC 1203, CE EN 1078:2002+A1:2012 ASTM F1952-15, ASTM F2032-15, ASTM F2040-11
Not intended for use with motorized vehicles
Like everything else Troylee does this is No Exception First Rate Design and function. Perfect Fit for my head shape. I've been wearing TLD Helmets since 1996 For Racing Mtb & Moto !!! I Dig all of TLD's Gear !!!
Dreamruns shipping was Fast and I will Definitely Use them for future purchases.
Thank you
great and light , fast service