WARNING: California’s Proposition 65
Proposition 65 Warning for California Consumers
Bell Moto-10 Spherical Fluid MIPS Adult Off-Road Helmets
Our most advanced off-road helmet your favorite Motocross and Supercross athletes trust in, the Moto-10 combines performance-driven style with our revolutionary Spherical Technology™ powered by Mips®.
As leaders in head protection, one thing has stayed the same since we developed the first full-face motocross helmet in 1975 — we never stop breaking our own boundaries. Thriving on the progression of helmet development, we're determined not to follow trends, but create leading solutions that keep riders performing at their best. Meet the Moto-10 Spherical — the evolution of the Bell Moto series. Born from the needs of top athletes around the world like Eli Tomac, the Moto-10 is our most advanced off-road helmet that sets a new industry standard. As a direct result of our athletes' influence and feedback, the Moto-10 achieves a winning combination of increased protection, weight reduction, and extreme airflow, enhancing the rider's experience and confidence. As racing evolves, so do we. Combine our new technologies with our favored Bell fit and aggressive styling, and the Moto-10 not only emerges as the front-runner — it becomes the evolution of full-face protection.






New or Brand New - Brand new item in original packaging (original manufacturer's warranty may apply).
Refurbished - Professionally restored and in perfect working condition. Original packaging may be missing or slightly damaged.
Used - Item has seen limited use but remains in good working condition. May show some limited signs of wear with small scratches or cosmetic blemishes. May arrive with damaged packaging or be repackaged.
Refurbished, Without Tags - Same as refurbished. Item may arrive with mising labels or tags.
Refurbished, Last Call - Same as refurbished. Last call or closeout item.
| Helmet Size | CM | IN | Hat Size (IN) |
|---|---|---|---|
| XS | 53–54 | 20 7/8 – 21 1/4 | 6 5/8 – 6 3/4 |
| S | 55–56 | 21 5/8 – 22 | 6 7/8 – 7 |
| M | 57–58 | 22 1/2 – 22 3/4 | 7 1/8 – 7 1/4 |
| L | 58–59 | 22 3/4 – 23 1/4 | 7 1/4 – 7 3/8 |
| XL | 60–61 | 23 5/8 – 24 | 7 1/2 – 7 5/8 |
| XXL | 62–63 | 24 1/2 – 24 3/4 | 7 3/4 – 7 7/8 |
| XXXL | 64–65 | 25 1/8 – 25 5/8 | 8 – 8 1/8 |
| Cheek Pad Size | Thickness (MM) | Compatible Helmet Sizes |
|---|---|---|
| XS | 40 | Interchangeable (XS–XXXL) |
| S | 35 | Interchangeable (XS–XXXL) |
| M | 30 | Interchangeable (XS–XXXL) |
| L | 40 | Interchangeable (XS–XXXL) |
| XL | 30 | Interchangeable (XS–XXXL) |
| XXL | 25 | Interchangeable (XS–XXXL) |
| XXXL | 20 | Interchangeable (XS–XXXL) |
| Helmet Size | CM | IN | Hat Size (IN) |
|---|---|---|---|
| S | 49–51 | 19–20 1/8 | 6–6 3/8 |
| M | 51–52 | 20 1/8–20 1/2 | 6 3/8–6 1/2 |
| L | 52–53 | 20 1/2–20 7/8 | 6 1/2–6 5/8 |
| Cheek Pad Size | Thickness (MM) | Compatible Helmet Sizes |
|---|---|---|
| S | 45 | Interchangeable (S–L) |
| M | 45 | Interchangeable (S–L) |
| L | 40 | Interchangeable (S–L) |