HJC Sy-Max III Helmet
Note: HJC Sy-Max 3 is not compatible with the Chatterbox Communication System.
Have a functionality, fit, or otherwise product-specific question about the HJC SyMax 3 Helmet? Ask it here! If you have a customer service or shipping question, please direct it to our Customer Service department.






Wrap a cloth measuring tape around your head just above your eyebrows. Pull the tape comfortably snug, and read the length.
| Size | Hat Size | Measurement (in) |
|---|---|---|
| 2XS | 6 3/8 - 6 1/2 | 20 - 20 1/2 |
| XS | 6 5/8 - 6 3/4 | 20 7/8 - 21 1/4 |
| SM | 6 7/8 | 21 5/8 - 22 |
| MD | 7 1/8 - 7 1/4 | 22 1/2 - 22 7/8 |
| LG | 7 3/8 - 7 1/2 | 23 1/4 - 23 5/8 |
| XL | 7 5/8 - 7 3/4 | 24 - 24 3/8 |
| 2XL | 7 7/8 - 8 | 24 3/4 - 25 1/4 |
| 3XL | 8 1/8 - 8 1/4 | 25 5/8 - 26 |
| 4XL | 8 3/8 - 8 1/2 | 26 3/8 - 26 3/4 |
| 5XL | 8 3/4 - 9 | 27 1/4 - 27 5/8 |
Sizing information is provided by the manufacturer and does not guarantee a perfect fit.
Click here to see the full HJC Helmets Size Chart| Product Style | RevZilla SKU ID | Manufacturer Product # | Availability |
|---|---|---|---|
| Black / XS | 796151 | 578-601 | In Stock: Ships within 24 hours |
| Black / SM | 796152 | 578-602 | In Stock: Ships within 24 hours |
| Black / MD | 796153 | 578-603 | In Stock: Ships within 24 hours |
| Black / LG | 796154 | 578-604 | In Stock: Ships within 24 hours |
| Black / XL | 796155 | 578-605 | In Stock: Ships within 24 hours |
| Black / 2XL | 796156 | 578-606 | In Stock: Ships within 24 hours |
| Matte Black / XS | 796163 | 578-611 | In Stock: Ships within 24 hours |
| Matte Black / SM | 796164 | 578-612 | In Stock: Ships within 24 hours |
| Matte Black / MD | 796165 | 578-613 | In Stock: Ships within 24 hours |
| Matte Black / LG | 796166 | 578-614 | In Stock: Ships within 24 hours |
| Matte Black / XL | 796167 | 578-615 | In Stock: Ships within 24 hours |
| Matte Black / 2XL | 796168 | 578-616 | In Stock: Ships within 24 hours |
| White / XS | 828839 | 0842-0309-03 | In Stock: Ships within 24 hours |
| White / SM | 828840 | 0842-0309-04 | In Stock: Ships within 24 hours |
| White / MD | 828841 | 0842-0309-05 | In Stock: Ships within 24 hours |
| White / LG | 828842 | 0842-0309-06 | In Stock: Ships within 24 hours |
| White / XL | 828843 | 0842-0309-07 | In Stock: Ships within 24 hours |
| White / 2XL | 828844 | 0842-0309-08 | In Stock: Ships within 24 hours |
| Silver / XS | 796157 | 578-571 | In Stock: Ships within 24 hours |
| Silver / SM | 796158 | 578-572 | In Stock: Ships within 24 hours |
| Silver / MD | 796159 | 578-573 | In Stock: Ships within 24 hours |
| Silver / LG | 796160 | 578-574 | In Stock: Ships within 24 hours |
| Silver / XL | 796161 | 578-575 | In Stock: Ships within 24 hours |
| Silver / 2XL | 796162 | 578-576 | In Stock: Ships within 24 hours |