Troy Lee Designs D4 Lowrider Carbon MIPS Downhill Helmet

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Troy Lee Designs D4 Low Rider Carbon MIPS Downhill Helmet

The D4 is engineered for maximum performance in gravity riding and sets a benchmark in downhill and BMX competition. Its construction prioritizes impact protection, balanced weight, and premium materials to deliver a full-face platform tailored for racing ergonomics. The integrated Mips system, an energy-absorbing EPP chin bar, and anatomically shaped cheek pads with an Emergency Release System reinforce its focus on safety and competitive use. High-flow ventilation, antimicrobial interior materials, and an incremental sizing concept ensure stability, hygiene, and long-distance comfort at speed.

Features:

  • Mips® C2 Brain Protection System for rotational-impact mitigation
  • Three carbon shell sizes with multiple pad options for incremental sizing
  • X-Static and XT2 removable and washable comfort liner with moisture-wicking materials
  • 3D cheek pads with Emergency Release System for an anatomical fit
  • Precision-mounted headliner with seven anchor points for optimized adjustment
  • Updated EPS structure for improved impact performance in critical zones
  • EPP Collarbone Impact System with a relief zone to reduce forces in collarbone/shoulder contact
  • Front intake ventilation with high-flow polymer grille, side Power-Grid mesh, and a total of 24 vents

Specifications:

  • Carbon outer shell in three sizes (XS/S - M/L - XL/XXL)
  • Closure: Titanium Double-D ring
  • Weight: 1000 g ± 50
  • Standards: CPSC 1203 / EN 1078 / ASTM F1952 – DH / ASTM 2032 – BMX (depends on regional standards)
  • Equipped with Mips® C2

Contents:

  • 1× Troy Lee Designs D4 Low Rider Carbon MIPS Downhill Helmet
  • 1× Helmet bag
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Brand Troy Lee Designs
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