All Bikes
All Components
All Clothing
All Protection
All Accessories
All Workshop
All Outdoors
All Nutrition & Training
Troy Lee D4 Composite Helmet
Select options to see availability
What the stock status means
- In stock On the shelf in our own warehouse. Order before 2pm and it is despatched the same working day; bikes we build are built, safety-checked and despatched in 2-3 working days.
- In stock with our supplier Not on our shelves, but our supplier has it or it is already on its way to us. We bring it in as soon as you order, and the despatch estimate shown allows for that.
- Out of stock Neither we nor our supplier has it right now. Where a date is shown, more is on order and you can order now to secure one from that delivery.
- Stock to be confirmed Not on our shelves, and our supplier does not send us stock figures for it, so we cannot say how soon we could get one. Use "Check availability" and we will ask them and email you back.
Seen it cheaper? Ask us to price match
Attributes
| Suitable for | Everyone |
|---|
In-stock items ordered before 2pm are dispatched the same day. Free delivery over £50.
Thirty-day returns, free from any UK address.
About Troy Lee Designs
Troy Lee Designs don’t follow trends, they create them, with ideas, vision and passion. Around for more than 30 years, go and watch any World Cup Downhill or 4X event and you’ll see that more racers wear Troy Lee helmets than any other.
Shop all Troy Lee DesignsDetails
The D4 Composite continues its reign atop downhill podiums and BMX events across the globe. Combining a lightweight composite shell with premium safety technology the D4 Composite delivers race-ready performance without compromising on comfort. Prioritising protection while maintaining a lightweight design the D4 Composite incorporates MIPS C2 protection an EPP chin bar and anatomical cheek pads with an emergency release system making it the ideal choice for riders pushing their limits.
Features
- MIPS C2 Rotational Impact Brain Protection System
- Lightweight composite shell construction
- Three shell sizes to more accurately fit a variety of head sizes and rider ages
- Anatomical "3D" contoured cheek pads with emergency release system for EMS responders
- Removable washable Coolmax and Dri-Lex comfort liner with moisture-wicking materials
- 16 optimised intake and exhaust vents for maximum airflow
- Secure D-ring retention system
- Smart Shear breakaway visor screws
- Includes helmet storage sock
- CPSC 1203 CE EN1078 ASTM F1952-DH ASTM 2032-BMX
Specification
- X-Small: 20 7 / 8 - 21 1 / 4
- Small: 21 5 / 8 - 22
- Medium: 22 3 / 8 - 22 3 / 4
- Large: 22 3 / 4 - 23 1 / 4
- X-Large: 23 5 / 8 - 24
- XX-Large: 24 3 / 8 - 24 3 / 4
