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Troy Lee Designs · D4 Composite

特洛伊李设计D4复合光泽黑

DOT, ECE 22.06

Design Story & Interactive HUD

Troy Lee Designs (United States)
"Ride Harder"

The Narrative

下坡/越野配备 MIPS 球形系统和可断开式面罩。

Technical Analysis

特洛伊李设计 D4 复合材料头盔结合了安全性与先进的复合材料外壳结构,具备抗冲击能力。其中间椭圆形头型设计确保舒适贴合,而越野/摩托越野设计通过多个进气和排气口优先考虑通风,保持骑手凉爽。头盔的安全技术包括加固区域和可靠的闭合系统,使其成为越野骑行的理想选择。

Homologation DOT, ECE 22.06 Certified safety standard
Rotational Protection Standard EPS Mitigates rotational impact
Emergency Release Not Equipped Cheek pad quick removal
Retention Strap Double D-Ring Chin strap buckle style
Acoustics Quietness Awaiting Test

Aero-acoustic profile pending track testing.

Ventilation Flow Awaiting CFD

Ventilation flow score awaiting CFD test.

Wind Tunnel Tested No Optimized shell aerodynamics
Pinlock Tech Not Included Anti-fog shield insertion
Comms Integration Generic Speaker Cutouts Intercom cutout availability
Glasses Friendly No Inner lining eyewear grooves
Visor Shield Tech Single Visor Integrated drop-down sun visor
Removable Interior Partial / Fixed Washable lining modules

Intermediate Oval Shape

Intermediate oval fit, the standard ergonomic profile suited for the majority of riders.

Shell Construction Composite Outer structural material
Measured Weight 1200g (2.65) Approximate medium size weight
Warranty 1 Manufacturer coverage duration
Primary Use Case Dirt/MX Optimized riding orientation
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Where to buy

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Price History

Interactive Size & Fit Finder

Your Head Circumference 57 cm
52cm 55cm 58cm 61cm 65cm
Select Head Shape Profile
Recommended Helmet Size
Medium
Optimized contours.
Perfect for standard intermediate head profiles.

How to measure

Wrap a cloth measuring tape around your head just above your eyebrows and ears. Pull the tape comfortably snug, read the length, and repeat for consistency.

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