Arai Helmets Size Charts
Arai helmets are designed to fit snug and secure when properly sized. For additional guidance, refer to our helmet sizing guide or contact our customer service team.
| Size | Head Circumference |
|---|---|
| 2XS | 51 - 52 cm |
| XS | 53 - 54 cm |
| S | 55 - 56 cm |
| M | 57 - 58 cm |
| L | 59 - 60 cm |
| XL | 61 - 62 cm |
| 2XL | 63 - 64 cm |
| 3XL | 65 - 66 cm |
| Model | Intermediate Oval | Long Oval | Round Oval |
|---|---|---|---|
| Classic-V | O | ||
| Contour-X | O | ||
| Corsair-X | O | ||
| Quantum-X | O | ||
| Ram-X | O | ||
| Regent-X | O | ||
| Signet-Q | O | ||
| Signet-X | O | ||
| VX-Pro 4 | O | ||
| XD-4/XD-5 | O |