The Reigning Crown of Full-Face Helmets

The 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.

Specifications

• Mips C2 Rotational Impact Brain Protection System
• 20 high-flow intake and exhaust ports for maximum ventilation
• Added 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
• 1050G
• Exceeds bicycle certifications: CPSC 1203, CE EN 1078:2002+A1:2012 ASTM F1952-15, ASTM F2032-15, ASTM F2040-11