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🛡️ Ride Bold, Ride Protected — The Sierra Means Serious Safety
The O'Neal Sierra Helmet in Black/Gray combines advanced polycarbonate/ABS shell technology with certified DOT and ECE safety standards, delivering a lightweight (approx. 1590g), ventilated, and comfortable helmet. Featuring an integrated, height-adjustable face shield and a padded chin strap with a Double-D safety lock, it’s engineered for diverse riding styles including street, enduro, and adventure biking. Trusted by thousands with a 4.6-star rating, it’s the essential gear for riders who demand protection without compromise.







| ASIN | B095WC8433 |
| Best Sellers Rank | #13,619 in Automotive ( See Top 100 in Automotive ) #58 in Motorcycle & Powersports Helmets |
| Brand Name | O'NEAL |
| Certificate Type | DOT |
| Color | Black/Gray |
| Compatible with Vehicle Type | off-road-motorcycles |
| Customer Reviews | 4.6 4.6 out of 5 stars (2,683) |
| Included Components | Full Face Helmet |
| Item Type Name | Sierra Helmet R |
| Item Weight | 120 g |
| Manufacturer | O'Neal |
| Manufacturer Part Number | 0818-703 |
| Material Type | Polycarbonate (PC) |
| Model Name | Sierra R Helmet |
| Model Number | 0818-703 |
| Number of Items | 1 |
| Shape | Aerodynamic |
| Shell Type | Hard |
| Specification Met | DOT, ECE |
| Sport Type | Motorcycling |
| Style Name | Black/Gray |
| Unit Count | 1 Count |
| Warranty Description | See Manufacturer |
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