O'NEAL SIERRA Helmet V.23 Black/Orange

Regular price$264.00
Tax included. Shipping calculated at checkout.

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High-end is the perfect word to describe the O’NEAL SIERRA: Delivering top performance in design, comfort, and safety, this O’NEAL helmet is up to any challenge.
• Optimal ventilation & cooling
• Microlock closure
• Pinlock® 30 anti-fog lens included
These and many other features distinguish this Street & Adventure helmet.

Be 50 Years Faster and set new standards with O’NEAL

O’NEAL has been an experienced partner to motorsport athletes from all over the world for more than 50 years. With equipment that meets the highest requirements, we set new industry standards to take you right to the front of the pack.

Product Features

  • Peer reviewed: In a comparison test, Europe’s largest motorcycle magazine, “MOTORRAD”, declared the O’Neal SIERRA Helmet a winner and a “recommended purchase” in the Adventure/Enduro helmet category.
  • ABS shell: The shell of this O'NEAL helmet is constructed out of robust and lightweight ABS.
  • Ventilation & cooling: Multiple air vents ensure optimal ventilation and cooling – to make sure you feel comfortable for long periods on the bike in any climate.
  • Matte finish for a perfect look: With the modern, stylish matte finish of your O’NEAL helmet, the colors & design are left looking vibrant – and extra durable.
  • Durable design: Multi-colored graphics lend this O’NEAL helmet its sporty appearance – and with a long-lasting finish, it's going to look amazing for a long time.
  • Removable liner: The sweat absorbent padded comfort liner is removable and washable – for extra easy maintenance.
  • Microlock fastener: With a Microlock fastener (ratchet fastener), this helmet is particularly comfortable and easy to adjust on the go.
  • Bluetooth ready: With internal speaker cavities and rubber hoop at the back, this helmet can easily be equipped with a Bluetooth unit. (Bluetooth unit not included)
  • Pinlock® included: this O’NEAL helmet comes with a Pinlock® 30 fog resistant insert lens which you can easily mount yourself.
  • Integrated sun visor: This O’NEAL helmet comes with a clear visor. A secondary integrated sun visor provides improved visibility and protects against bright lights.
  • Standardized safety: This O’NEAL helmet meets the new ECE 22.06 test standards for increased safety for protective helmets for powered two-wheelers.


Technical Specifications

Security norm
ECE 22.06
Bluetooth compatible
Collection year
Model year
Shell 74% ABS / 26% EPS , Visor 100% PC, Padding 100% PU Foam , Liner 85% Polyester / 15 % Spandex
Sportstype Street
Age Adult
Female, Male
Primary Color
Secondary color
Locking sytem
Microlock ratchet closure
Ventilation system
multiple airvents
Product ID
Shell construction
1,590 g
included (not assembled)
secondary integrated

Free Shipping on orders above $500(*)

*Exclusions apply. Orders over 25 kg and No Metro Areas do not qualify for free delivery and will incur a shipping cost, as per shipping rates specified below. 

 Detail Shipping Price
Orders under $500 $20 Flat Rate Australia Wide
Orders over $500

Free (Metro Areas only Brisbane, Sydney, Melbourne, Adelaide, Canberra)

Excludes Surroundings, Regional, WA, NT, Tasmania.

Orders No Metro  From $50-$99-$120-$150 Depending on Post Code
Orders over 30 kg $150-250
Electric Motorbikes $450 Flat Rate Australia Wide
Remote Locations

Extra Charges Apply Contact us before Purchase


Standard Shipping Timeframes: 

 Area Estimate Timeframes
1-5 days
Sydney, Canberra, Adelaide 
1-5 days
3-7 days
New South Wales 
1-5 days
South Australia 
1-5 days
Australian Capital Territory 
2-5 days
3-7 days
3-7 days
5-7 days
5-7 days


Please note:  An order confirmation will be sent to your email immediately after you place an order and you will receive a tracking number in the next 2-5 business days.

Small boxes travel faster than heavy big boxes and pallets

Delivery times can vary depending on your location. Remote communities can take 1-2 weeks to arrive.

Please be aware Eozzie is supporting our community subsidising more than 50% of your shipping rate. It is not cheap. Eozzie is committed to be a Social Responsible Company (SRC), therefore paying low shipping rates will affect people at the bottom of the chain such as drivers and many other staff.

We used the most reliable carriers to make sure your product arrives on time and in good condition. 

Please check finance options with our specialist.

Zip Payment and Humm 90 available up to $50,000 from 12 to 24 monthly repayments.

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*Some brands 5-8% fees apply

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