Alterra

Name: 6D Helmets Alterra - Alterra
Brand: 6D Helmets
SKU: 49838134165800
Price: 435.0 USD
Availability: InStock
Rating: 4.75 (4 reviews)

4.5 (1,234)

Sold 100+ last 30 days

20% off first order

$435.00

Quantity

Color

Black

Quantity

Omni-directional Suspension (ODS) technology minimizes angular and linear impact forces for enhanced safety
In-molded carbon fiber chin bar increases durability and reduces weight for high-speed impacts
Dual liner construction with Multi Impact EPP and EPS layers absorbs energy across a range of crash intensities
Optimized airflow with over-brow intake channels, large rear exhaust ports, and internal sub-channeling keeps air moving efficiently to reduce heat buildup
Fidlock magnetic closure enables one-handed operation for quick and secure fit adjustments

Summarized by Shop

4.8

4 ratings

Amazing helmet !!!

Amazing helmet !! The Alterra is my go to helmet. Super ventilated, comfortable and fits goggles proper without constricting my breathing. Helmet looks cool too. Perfect for all day bike park laps and DH! Two thumbs up 6D. 👍🏻👍🏻 🇺🇸

Gary · September 23, 2025

Very good helmet

Comfort, fit, weight, breathablility are excellent. Customer service was great.

R · November 3, 2025

Mtb helmet

Good fit,easy.

Maz · October 22, 2025

Returns accepted within 30 days

Exclusions may apply. See full policy

6D Helmets

4.9 (423)

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Omni-directional Suspension (ODS) technology minimizes angular and linear impact forces for enhanced safety
In-molded carbon fiber chin bar increases durability and reduces weight for high-speed impacts
Dual liner construction with Multi Impact EPP and EPS layers absorbs energy across a range of crash intensities
Optimized airflow with over-brow intake channels, large rear exhaust ports, and internal sub-channeling keeps air moving efficiently to reduce heat buildup
Fidlock magnetic closure enables one-handed operation for quick and secure fit adjustments

Summarized by Shop

4.8

4 ratings

Amazing helmet !!!

Gary · September 23, 2025

Very good helmet

Comfort, fit, weight, breathablility are excellent. Customer service was great.

R · November 3, 2025

Mtb helmet

Good fit,easy.

Maz · October 22, 2025

Returns accepted within 30 days

Exclusions may apply. See full policy