The D4 reigns supreme on downhill podiums and BMX courses worldwide. This full-face helmet prioritizes safety without compromise, featuring MIPS® protection and an EPP chin bar to absorb impact energy. Anatomical cheek pads with emergency release ensure comfort and quick removal when needed. Available in carbon, composite, and polyacrylite, the D4 combines premium materials with meticulous engineering. Every detail—from weight distribution to construction—reflects Troy Lee Designs' commitment to performance. Trusted by elite riders, the D4 delivers the protection and confidence serious riders demand.
KEY FEATURES
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
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