Troy Lee Designs
The Troy Lee Designs D4 Composite MIPS full-face helmet offers advanced protection and comfort for MTB Enduro, Freeride, and Downhill riding with its aerospace-grade composite shell and MIPS C2 protection system.
Checked Jun 30, 2026 14:14
Live comparison
No offers are currently mapped to this variant.
Product details
The Troy Lee Designs D4 Composite MIPS full-face helmet is designed for unisex use in MTB Enduro, Freeride, and Downhill applications. Its shell is constructed from aerospace-grade materials, providing a lightweight yet durable solution. The helmet features a MIPS C2 protection system, which adds an extra layer of safety in the event of a fall. The D4 Composite also boasts an airflow cooling system that circulates air through the shell and inner lining to keep the rider's head cool. The interior padding is made from X-static and XT2 antimicrobial and odor-resistant materials, ensuring a fresh and comfortable fit. The helmet's design includes 20 vents optimized with airflow channels, a composite fiber shell, and an EPS inner shell for enhanced impact absorption.
Price tracking
Price history will appear after the next observations are collected.
Keep comparing
Troy Lee Designs
