TROY LEE DESIGNS D4 Carbon Helmet Lowrider - Blue
TROY LEE DESIGNS D4 Carbon Helmet Lowrider - Blue
TROY LEE DESIGNS D4 Carbon Helmet Lowrider - Blue
TROY LEE DESIGNS D4 Carbon Helmet Lowrider - Blue
TROY LEE DESIGNS D4 Carbon Helmet Lowrider - Blue
TROY LEE DESIGNS D4 Carbon Helmet Lowrider - Blue
TROY LEE DESIGNS D4 Carbon Helmet Lowrider - Blue

TROY LEE DESIGNS D4 Carbon Helmet Lowrider - Blue

The D4 Full-Face Helmet continues to dominate downhill podiums and BMX events worldwide, earning its reputation as one of the...

Full description ↓

Vendor: Troy Lee Designs
Availability: In Stock
$699.00
$849.90
$699.00
TROY LEE DESIGNS D4 Carbon Helmet Lowrider - Blue

TROY LEE DESIGNS D4 Carbon Helmet Lowrider - Blue

$699.00
TROY LEE DESIGNS D4 Carbon Helmet Lowrider - Blue
TROY LEE DESIGNS D4 Carbon Helmet Lowrider - Blue
TROY LEE DESIGNS D4 Carbon Helmet Lowrider - Blue
TROY LEE DESIGNS D4 Carbon Helmet Lowrider - Blue
TROY LEE DESIGNS D4 Carbon Helmet Lowrider - Blue
TROY LEE DESIGNS D4 Carbon Helmet Lowrider - Blue
TROY LEE DESIGNS D4 Carbon Helmet Lowrider - Blue

TROY LEE DESIGNS D4 Carbon Helmet Lowrider - Blue

$699.00
Size: SM
Description
Description
x

The D4 Full-Face Helmet continues to dominate downhill podiums and BMX events worldwide, earning its reputation as one of the most advanced and sought-after full-face helmets in mountain biking and BMX racing.

Available in carbon, composite, and polyacrylite constructions, the D4 platform is engineered around a balance of maximum protection, lightweight performance, ventilation, and rider comfort. Every detail of the helmet is designed to meet the demands of elite-level racing and aggressive riding.

Safety remains the highest priority, with the D4 integrating the Mips® rotational impact protection system alongside an EPP-lined chin bar for enhanced energy absorption during frontal impacts. Anatomically shaped cheek pads improve fit and stability while featuring an emergency-release system for safer helmet removal in crash situations.

Features:

  • Available in Carbon, Composite, and Polyacrylite shell constructions
  • Lightweight race-proven full-face design
  • Mips® rotational impact protection system
  • EPP-lined chin bar for enhanced impact absorption
  • Anatomical cheek pads for improved fit and comfort
  • Emergency-release cheek pad system
  • Optimized balance of protection, weight, and ventilation
  • Designed for elite BMX and downhill competition

Benefits:

  • Exceptional impact protection
  • Reduced rotational forces during crashes
  • Lightweight and stable fit
  • Enhanced rider comfort during long sessions
  • Improved safety for emergency helmet removal
  • Race-ready ventilation and performance

Ideal For:

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

The D4 represents the pinnacle of modern full-face helmet design — delivering premium protection, advanced technology, and race-proven performance trusted by top riders around the world.

Shipping & Return
Shipping & Return
x

Returns Policy

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

Shipping

We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

Review
Review
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