---
product_id: 436755430
title: "Troy Lee Designs D4 Composite Full Face Bicycle Helmet for Max Ventilation Lightweight MIPS EPP EPS Racing Downhill DH BMX MTB - Adult Men Women (Team Sram White/Glo Red, Medium)"
brand: "troy lee designs"
price: "HK$5261"
currency: HKD
in_stock: true
reviews_count: 5
url: https://www.desertcart.hk/products/436755430-troy-lee-designs-d4-composite-full-face-bicycle-helmet-max
store_origin: HK
region: Hong Kong
---

# Max ventilation with 22 ports Lightweight at 2lb 5oz Aerospace-grade composite Troy Lee Designs D4 Composite Full Face Bicycle Helmet for Max Ventilation Lightweight MIPS EPP EPS Racing Downhill DH BMX MTB - Adult Men Women (Team Sram White/Glo Red, Medium)

**Brand:** troy lee designs
**Price:** HK$5261
**Availability:** ✅ In Stock

## Summary

> Ride with confidence! 🏆 Elevate your downhill game!

## Quick Answers

- **What is this?** Troy Lee Designs D4 Composite Full Face Bicycle Helmet for Max Ventilation Lightweight MIPS EPP EPS Racing Downhill DH BMX MTB - Adult Men Women (Team Sram White/Glo Red, Medium) by troy lee designs
- **How much does it cost?** HK$5261 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/436755430-troy-lee-designs-d4-composite-full-face-bicycle-helmet-max)

## Best For

- troy lee designs enthusiasts

## Why This Product

- Trusted troy lee designs brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Precision Fit:** D-Ring fasteners ensure a secure fit for every ride.
- • **Durable Design:** Crafted from aerospace-grade composite for long-lasting performance.
- • **Versatile Style:** Available in Team Sram White / Glo Red for a standout look.
- • **Ultimate Comfort:** Stay cool and comfortable with 10 front intake ports.
- • **Unmatched Protection:** Experience the pinnacle of safety with MIPS technology.

## Overview

The Troy Lee Designs D4 Composite Full Face Mountain Bike Helmet combines cutting-edge safety features with lightweight comfort. Weighing just 2lb 5oz, this helmet is designed for maximum ventilation with 10 front intake ports, 5 overhead vents, and 7 rear exhaust ports, ensuring you stay cool during intense rides. With a 3-year manufacturer warranty and a precision fit adjustment system using D-Ring fasteners, this helmet is perfect for both men and women who demand performance and style on the trails.

## Description

Troy Lee Designs D4 Composite Full Face Bicycle Helmet for Max Ventilation Lightweight MIPS EPP EPS Racing Downhill DH BMX MTB - Adult Men Women (Team Sram White/Glo Red, Medium)

## Features

- Shell Material: aerospace-grade composite
- Claimed Weight: [medium] 2lb 5oz (1050g)
- Manufacturer Warranty: 3 years
- Ventilation: 10 front intake ports, 5 overhead intake vents, 7 rear exhaust ports
- Fit Adjustment: D-Ring fasteners

## Images

![Troy Lee Designs D4 Composite Full Face Bicycle Helmet for Max Ventilation Lightweight MIPS EPP EPS Racing Downhill DH BMX MTB - Adult Men Women (Team Sram White/Glo Red, Medium) - Image 1](https://m.media-amazon.com/images/I/610HTl4g-kL.jpg)
![Troy Lee Designs D4 Composite Full Face Bicycle Helmet for Max Ventilation Lightweight MIPS EPP EPS Racing Downhill DH BMX MTB - Adult Men Women (Team Sram White/Glo Red, Medium) - Image 2](https://m.media-amazon.com/images/I/61MGyFO-MtL.jpg)
![Troy Lee Designs D4 Composite Full Face Bicycle Helmet for Max Ventilation Lightweight MIPS EPP EPS Racing Downhill DH BMX MTB - Adult Men Women (Team Sram White/Glo Red, Medium) - Image 3](https://m.media-amazon.com/images/I/61GhANZTn2L.jpg)
![Troy Lee Designs D4 Composite Full Face Bicycle Helmet for Max Ventilation Lightweight MIPS EPP EPS Racing Downhill DH BMX MTB - Adult Men Women (Team Sram White/Glo Red, Medium) - Image 4](https://m.media-amazon.com/images/I/61jzZp8+VCL.jpg)
![Troy Lee Designs D4 Composite Full Face Bicycle Helmet for Max Ventilation Lightweight MIPS EPP EPS Racing Downhill DH BMX MTB - Adult Men Women (Team Sram White/Glo Red, Medium) - Image 5](https://m.media-amazon.com/images/I/61PANdgRbzL.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Will only buy Troy lee
  

*by D***E on Reviewed in the United States 🇺🇸 on April 11, 2023*

Crashed a couple times and just scratches helmet held up each time

### ⭐⭐⭐⭐ 4.0 out of 5 stars







  
  
    Runs small
  

*by A***1 on Reviewed in the United States 🇺🇸 on July 25, 2022*

Helmet is great. Light. But runs small. Had to order the padding in XL to replace the Large padding. The shell is the same so that was nice but cost me another $50.

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
    Espectacular
  
  

*by R***O on Reviewed in the United States 🇺🇸 on December 2, 2022*

Bueno ,comodo y muy buenos diseños fue el regalo de cumpleaños de mi hijo y esta feliz

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**Shop now:** [https://www.desertcart.hk/products/436755430-troy-lee-designs-d4-composite-full-face-bicycle-helmet-max](https://www.desertcart.hk/products/436755430-troy-lee-designs-d4-composite-full-face-bicycle-helmet-max)

---

*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-02-20*