Troy Lee Designs D4 Composite Helmet Crest Real Teal

The Troy Lee Designs D4 Composite Helmet Crest Real Teal is a premium full-face mountain bike helmet engineered to deliver world-class protection, lightweight comfort, and race-winning performance for downhill, enduro, BMX, and gravity riders.

The D4 has become one of the most successful full-face helmets in mountain biking, trusted by World Cup downhill racers and elite BMX athletes around the globe. Featuring the striking Crest Real Teal graphic, the D4 Composite combines bold Troy Lee Designs styling with advanced safety technology and rider-focused comfort.

Built using a lightweight composite shell, the D4 offers an exceptional balance of strength, impact protection, and reduced weight, helping riders stay comfortable and focused on demanding descents and technical terrain.

Key Features:

• Troy Lee Designs D4 Composite Full Face Helmet
• Crest Real Teal graphic design
• Lightweight composite shell construction
• Mips® C2 Rotational Impact Protection System
• EPP chin bar impact protection
• Three shell sizes for an optimised fit
• Anatomical 3D contoured cheek pads
• Emergency cheek pad release system
• Removable and washable comfort liner
• Moisture-wicking interior fabrics
• Lightweight titanium D-ring fastening
• Smart shear breakaway visor screws

Mips® C2 Protection System

The integrated Mips® C2 Rotational Impact Protection System is designed to help reduce rotational forces transferred to the brain during certain angled impacts.

Combined with the composite shell and EPP chin bar, it provides advanced protection for gravity riders tackling high-speed descents and technical features.

Lightweight Composite Construction

The composite shell delivers:

• Excellent impact protection
• Reduced overall helmet weight
• Improved rider comfort
• Outstanding durability
• Race-proven performance

The lightweight construction helps reduce neck fatigue during long downhill runs and enduro stages.

Premium Rider Comfort

The D4 has been designed for all-day comfort with features including:

• Three shell sizes for a more precise fit
• Anatomically shaped 3D cheek pads
• Moisture-wicking interior fabrics
• Fully removable and washable liner
• Excellent ventilation throughout the helmet

This combination provides a secure fit while helping riders remain cool and comfortable in demanding conditions.

Emergency Safety Features

For added rider safety, the D4 includes:

• Emergency cheek pad release system for first responders
• Titanium D-ring retention system
• Smart shear visor screws designed to break away during impacts
• EPP chin bar for additional energy absorption

Certified Protection

The Troy Lee Designs D4 Composite meets multiple internationally recognised safety standards:

• CPSC 1203
• CE EN1078
• ASTM F1952-DH
• ASTM F2032-BMX

These certifications make it suitable for the most demanding downhill and BMX racing environments.

Ideal For:

• Downhill Mountain Biking
• Enduro Racing
• Bike Park Riding
• BMX Racing
• Gravity Riding
• Freeride Mountain Biking

Specifications:

• Shell Construction: Composite
• Protection System: Mips® C2
• Chin Bar: EPP Impact Protection
• Retention System: Titanium Double D-Rings
• Interior: Removable & Washable Moisture-Wicking Liner
• Graphic: Crest Real Teal

Why Choose the Troy Lee Designs D4 Composite?

The Troy Lee Designs D4 is regarded as one of the benchmark full-face helmets for gravity riding. Combining premium materials, advanced safety technology, lightweight construction, and race-proven performance, it continues to be the helmet of choice for riders competing at the highest levels of downhill and BMX.

Whether you're racing the World Cup circuit, riding your local bike park, or tackling demanding enduro stages, the Troy Lee Designs D4 Composite Helmet Crest Real Teal delivers the protection, comfort, and confidence needed to push your limits.

Shop the Troy Lee Designs D4 Composite Helmet Crest Real Teal today from MD Racing Products, the UK specialists for premium MTB helmets, downhill protection, and performance riding equipment.