|
Gmax |
Helmet Size Chart |
| Adult Helmets | |||
| Size | CM | Inches | Hat Size |
| XS | 54 cm | 21-1/4 | 6-3/4 |
| XS | 55 cm | 21-5/8 | 6-3/4 |
| S | 56 cm | 22 | 7 |
| S | 57 cm | 22-7/16 | 7-1/8 |
| M | 58 cm | 22-13/16 | 7-1/4 |
| M | 59 cm | 23-1/4 | 7-3/8 |
| L | 60 cm | 23-5/8 | 7-1/2 |
| L | 61 cm | 24 | 7-5/8 |
| XL | 62 cm | 24-3/8 | 7-3/4 |
| XL | 63 cm | 24-13/16 | 7-7/8 |
| XXL | 64 cm | 25-3/16 | 8 |
| XXL | 65 cm | 25-5/8 | 8-1/8 |
| XXXL | 66 cm | 26 | 8-1/4 |
| XXXL | 67 cm | 26-3/8 | 8-3/8 |
| Youth Helmets | |||
| Size | CM | Inches | Hat Size |
| Youth/S | 50 cm | 19-11/16 | 6-1/4 |
| Youth/S | 51 cm | 20-1/16 | 6-3/8 |
| Youth Small/Medium | 50 cm | 19-11/16 | 6-1/4 |
| Youth Small/Medium | 51 cm | 20-1/16 | 6-3/8 |
| Youth/M | 52 cm | 20-7/16 | 6-1/2 |
| Youth/M | 53 cm | 20-7/8 | 6-5/8 |
| Youth Large/XLarge | 52 cm | 20-7/16 | 6-1/2 |
| Youth Large/XLarge | 53 cm | 20-7/8 | 6-5/8 |
| Youth/L | 53.5 cm | 21 | 6-11/16 |