Skip to Main Content
Stores & Services
Menu
We have updated our Privacy Policy. Please click here to review the updates. Accept

Looking for something else?

New Color

509 Altitude 2.0 Carbon 3K Hi-Flow Helmet

$399.95$429.95
Price depends on product options. Make a selection to update price.
Fast Lane

Blemished/Refurbished

This item is available as a Blem/Refurb. These are items that cannot be sold as "New" merchandise and are limited to stock on hand. See the product details for a description of the product's condition.

Ships Free to Cycle Gear Stores!

Ship to an Address:
Please select a to view availability.

Qty

Pick-up in Store:
Cycle Gear Pacheco Check Nearby Stores

The Cycle Gear Difference
  • 30-Day Best Price Guaranteed
  • Free Shipping Over $49
  • No-Hassle Returns View Details

Altitude 2.0 Carbon 3K Hi-Flow Helmet

Reinvented to ride even harder, the second generation of the bestselling 509 Altitude series unleashes a whole new animal. For those who run at redline, the new 509 Altitude 2.0 Carbon 3K Hi-Flow Helmet maximizes airflow with open upper and rear vents plus a 40% larger chinbar intake. Everything else is what you’d expect from one of the world’s bestsellers, including a new hand lay-up carbon composite construction that makes this helmet lighter, stronger, and even more comfortable.

Features:

  • Hand lay-up carbon fiber composite construction
  • XS to 4X sizes available in three shells for optimal fit and minimal weight
  • Upper vents for airflow control
  • Go-Pro mounting capability, improved design
  • Fidlock chinstrap strap closure for easy in and out
  • Perfect fit between helmet eyeport and 509 goggles
  • Pro-Series Breathbox for complete protection, removable for optimal air flow
  • 509 helmet bag included
  • DOT/ECE 22.05 certified
Read More
Product Style Item # Store SKU Manufacturer Product # Availability
Product Style Racing Red / XS Item # 10207477 Store SKU Manufacturer Product # F01009900-110-104 Availability Available: Ships in 5-7 business days
Product Style Racing Red / SM Item # 10207478 Store SKU Manufacturer Product # F01009900-120-104 Availability Available: Ships in 5-7 business days
Product Style Racing Red / MD Item # 10207479 Store SKU Manufacturer Product # F01009900-130-104 Availability In Stock: Ships next business day
Product Style Racing Red / LG Item # 10207480 Store SKU Manufacturer Product # F01009900-140-104 Availability In Stock: Ships next business day
Product Style Racing Red / XL Item # 10207481 Store SKU Manufacturer Product # F01009900-150-104 Availability In Stock: Ships next business day
Product Style Racing Red / 2XL Item # 10207482 Store SKU Manufacturer Product # F01009900-160-104 Availability In Stock: Ships next business day
Product Style Orange / XS Item # 10207489 Store SKU Manufacturer Product # F01009900-110-402 Availability Available: Ships in 5-7 business days
Product Style Orange / SM Item # 10207490 Store SKU Manufacturer Product # F01009900-120-402 Availability Available: Ships in 5-7 business days
Product Style Orange / MD Item # 10207491 Store SKU Manufacturer Product # F01009900-130-402 Availability In Stock: Ships next business day
Product Style Orange / LG Item # 10207492 Store SKU Manufacturer Product # F01009900-140-402 Availability Only 3 Left: Ships next business day
Product Style Orange / XL Item # 10207493 Store SKU Manufacturer Product # F01009900-150-402 Availability In Stock: Ships next business day
Product Style Orange / 2XL Item # 10207494 Store SKU Manufacturer Product # F01009900-160-402 Availability In Stock: Ships next business day
Product Style Black Ops / XS Item # 10072849 Store SKU Manufacturer Product # F01009900-110-051 Availability Only 2 Left: Ships next business day
Product Style Black Ops / SM Item # 10072850 Store SKU Manufacturer Product # F01009900-120-051 Availability Out of Stock: Enter your email address below to be notified when this item is available.
Product Style Black Ops / MD Item # 10072851 Store SKU Manufacturer Product # F01009900-130-051 Availability Out of Stock: Enter your email address below to be notified when this item is available.
Product Style Black Ops / LG Item # 10072852 Store SKU Manufacturer Product # F01009900-140-051 Availability Only 2 Left: Ships next business day
Product Style Black Ops / XL Item # 10072853 Store SKU Manufacturer Product # F01009900-150-051 Availability Out of Stock: Enter your email address below to be notified when this item is available.
Product Style Black Ops / 2XL Item # 10072854 Store SKU Manufacturer Product # F01009900-160-051 Availability Out of Stock: Enter your email address below to be notified when this item is available.
Product Style Black Ops / 3XL Item # 10072855 Store SKU Manufacturer Product # F01009900-170-051 Availability Out of Stock: Enter your email address below to be notified when this item is available.
Product Style Black Ops / 4XL Item # 10072856 Store SKU Manufacturer Product # F01009900-180-051 Availability Out of Stock: Enter your email address below to be notified when this item is available.
Product Style XS / Acid Green Item # 10072831 Store SKU Manufacturer Product # F01009900-110-302 Availability Available: Ships in 5-7 business days
Product Style SM / Acid Green Item # 10072832 Store SKU Manufacturer Product # F01009900-120-302 Availability Available: Ships in 5-7 business days
Product Style MD / Acid Green Item # 10072833 Store SKU Manufacturer Product # F01009900-130-302 Availability Available: Ships in 5-7 business days
Product Style LG / Acid Green Item # 10072834 Store SKU Manufacturer Product # F01009900-140-302 Availability In Stock: Ships next business day
Product Style XL / Acid Green Item # 10072835 Store SKU Manufacturer Product # F01009900-150-302 Availability In Stock: Ships next business day
Product Style 2XL / Acid Green Item # 10072836 Store SKU Manufacturer Product # F01009900-160-302 Availability Available: Ships in 5-7 business days
Product Style XS / Cyan/Navy Item # 1833742 Store SKU Manufacturer Product # F01009900-110-201 Availability Available: Ships in 5-7 business days
Product Style SM / Cyan/Navy Item # 1833743 Store SKU Manufacturer Product # F01009900-120-201 Availability Only 1 Left: Ships next business day
Product Style MD / Cyan/Navy Item # 1833744 Store SKU Manufacturer Product # F01009900-130-201 Availability Out of Stock: Enter your email address below to be notified when this item is available.
Product Style LG / Cyan/Navy Item # 1833745 Store SKU Manufacturer Product # F01009900-140-201 Availability Out of Stock: Enter your email address below to be notified when this item is available.
Product Style XL / Cyan/Navy Item # 1833746 Store SKU Manufacturer Product # F01009900-150-201 Availability Out of Stock: Enter your email address below to be notified when this item is available.
Product Style 2XL / Cyan/Navy Item # 1833747 Store SKU Manufacturer Product # F01009900-160-201 Availability Only 1 Left: Ships next business day
Product Style XS / Emerald Item # 10207483 Store SKU Manufacturer Product # F01009900-110-303 Availability In Stock: Ships next business day
Product Style SM / Emerald Item # 10207484 Store SKU Manufacturer Product # F01009900-120-303 Availability Only 2 Left: Ships next business day
Product Style MD / Emerald Item # 10207485 Store SKU Manufacturer Product # F01009900-130-303 Availability In Stock: Ships next business day
Product Style LG / Emerald Item # 10207486 Store SKU Manufacturer Product # F01009900-140-303 Availability Available: Ships in 5-7 business days
Product Style XL / Emerald Item # 10207487 Store SKU Manufacturer Product # F01009900-150-303 Availability Available: Ships in 5-7 business days
Product Style 2XL / Emerald Item # 10207488 Store SKU Manufacturer Product # F01009900-160-303 Availability Available: Ships in 5-7 business days
Product Style XS / Orange/Grey Item # 10072843 Store SKU Manufacturer Product # F01009900-110-401 Availability Out of Stock: Enter your email address below to be notified when this item is available.
Product Style SM / Orange/Grey Item # 10072844 Store SKU Manufacturer Product # F01009900-120-401 Availability Available: Ships in 5-7 business days
Product Style MD / Orange/Grey Item # 10072845 Store SKU Manufacturer Product # F01009900-130-401 Availability Out of Stock: Enter your email address below to be notified when this item is available.
Product Style LG / Orange/Grey Item # 10072846 Store SKU Manufacturer Product # F01009900-140-401 Availability Out of Stock: Enter your email address below to be notified when this item is available.
Product Style XL / Orange/Grey Item # 10072847 Store SKU Manufacturer Product # F01009900-150-401 Availability Out of Stock: Enter your email address below to be notified when this item is available.
Product Style 2XL / Orange/Grey Item # 10072848 Store SKU Manufacturer Product # F01009900-160-401 Availability Out of Stock: Enter your email address below to be notified when this item is available.
Product Style XS / Sharkskin Item # 10072837 Store SKU Manufacturer Product # F01009900-110-204 Availability Out of Stock: Enter your email address below to be notified when this item is available.
Product Style SM / Sharkskin Item # 10072838 Store SKU Manufacturer Product # F01009900-120-204 Availability Out of Stock: Enter your email address below to be notified when this item is available.
Product Style MD / Sharkskin Item # 10072839 Store SKU Manufacturer Product # F01009900-130-204 Availability In Stock: Ships next business day
Product Style LG / Sharkskin Item # 10072840 Store SKU Manufacturer Product # F01009900-140-204 Availability In Stock: Ships next business day
Product Style XL / Sharkskin Item # 10072841 Store SKU Manufacturer Product # F01009900-150-204 Availability In Stock: Ships next business day
Product Style 2XL / Sharkskin Item # 10072842 Store SKU Manufacturer Product # F01009900-160-204 Availability In Stock: Ships next business day
Product Style XS / Storm Chaser Item # 10207495 Store SKU Manufacturer Product # F01009900-110-802 Availability Available: Ships in 5-7 business days
Product Style SM / Storm Chaser Item # 10207496 Store SKU Manufacturer Product # F01009900-120-802 Availability In Stock: Ships next business day
Product Style MD / Storm Chaser Item # 10207497 Store SKU Manufacturer Product # F01009900-130-802 Availability Only 2 Left: Ships next business day
Product Style LG / Storm Chaser Item # 10207498 Store SKU Manufacturer Product # F01009900-140-802 Availability In Stock: Ships next business day
Product Style XL / Storm Chaser Item # 10207499 Store SKU Manufacturer Product # F01009900-150-802 Availability In Stock: Ships next business day
Product Style 2XL / Storm Chaser Item # 10207500 Store SKU Manufacturer Product # F01009900-160-802 Availability Only 1 Left: Ships next business day
Product Style 3XL / Storm Chaser Item # 10207501 Store SKU Manufacturer Product # F01009900-170-802 Availability Only 1 Left: Ships next business day
Product Style 4XL / Storm Chaser Item # 10207502 Store SKU Manufacturer Product # F01009900-180-802 Availability Only 1 Left: Ships next business day
Join now & get rewarded!

Get Free 2-Day Shipping and $15 + 5% RPM Cash on this order.

Already enrolled in RPM? Link your existing membership here.

We're always looking to get better for our customers. Tell us what you like, what's missing, or what's broken.

Leave Feedback