Product Details
HJC i31 Helmet
The HJC i31 Helmet offers a perfect blend of safety, comfort and convenience for riders. Its advanced polycarbonate composite shell ensures lightweight durability, while the aerodynamic 3D shield design enhances stability at speed. Equipped with a Pinlock ready HJ-43 face shield and an integrated dark smoke HJ-V12 sun shield, the i31 helmet provides clear visibility and adaptability to changing light conditions. The ACS Advanced Channeling Ventilation System features one intake and two exhaust vents ensuring optimal airflow to keep heads cool. Inside, the MultiCool moisture-wicking, quick-dry interior offers superior comfort, with grooves designed for eyeglass wearers. The Rapidfire shield replacement system and a secure nylon strap retention system add practicality and ease of use. DOT-certified, the i31 delivers reliable performance for every ride.
Features:
- Advanced polycarbonate composite shell
- Pinlock Ready HJ-43 face shield
- ACS Advanced Channeling Ventilation System
- 1 intake and 2 exhaust vents
- HJ-V12 integrated dark smoke sun shield
- MultiCool moisture wicking and quick dry interior
- Aerodynamic 3D shield design
- Rapidfire shield replacement system
- Nylon strap retention system
- Grooves for eyeglass wearers
- DOT certified
Product Style | RevZilla Item # | Store Sku | MFR. Product # | Availability |
---|---|---|---|---|
Product Style Black / XS | RevZilla Item #10475118 | Store Sku365313 | MFR. Product #454897 | AvailabilityIn Stock: Ships within 24 hours |
Product Style Black / SM | RevZilla Item #10475119 | Store Sku365314 | MFR. Product #454898 | AvailabilityIn Stock: Ships within 24 hours |
Product Style Black / MD | RevZilla Item #10475120 | Store Sku365315 | MFR. Product #454899 | AvailabilityIn Stock: Ships within 24 hours |
Product Style Black / LG | RevZilla Item #10475121 | Store Sku365316 | MFR. Product #454900 | AvailabilityIn Stock: Ships within 24 hours |
Product Style Black / XL | RevZilla Item #10475122 | Store Sku365317 | MFR. Product #454901 | AvailabilityIn Stock: Ships within 24 hours |
Product Style Black / 2XL | RevZilla Item #10475123 | Store Sku365318 | MFR. Product #454902 | AvailabilityIn Stock: Ships within 24 hours |
Product Style Matte Black / XS | RevZilla Item #10475136 | Store Sku365331 | MFR. Product #421131 | AvailabilityIn Stock: Ships within 24 hours |
Product Style Matte Black / SM | RevZilla Item #10475137 | Store Sku365332 | MFR. Product #421132 | AvailabilityIn Stock: Ships within 24 hours |
Product Style Matte Black / MD | RevZilla Item #10475138 | Store Sku365333 | MFR. Product #421133 | AvailabilityIn Stock: Ships within 24 hours |
Product Style Matte Black / LG | RevZilla Item #10475139 | Store Sku365334 | MFR. Product #421134 | AvailabilityIn Stock: Ships within 24 hours |
Product Style Matte Black / XL | RevZilla Item #10475140 | Store Sku365335 | MFR. Product #421135 | AvailabilityIn Stock: Ships within 24 hours |
Product Style Matte Black / 2XL | RevZilla Item #10475141 | Store Sku365336 | MFR. Product #421136 | AvailabilityIn Stock: Ships within 24 hours |
Product Style White / XS | RevZilla Item #10475124 | Store Sku365319 | MFR. Product #421125 | AvailabilityIn Stock: Ships within 24 hours |
Product Style White / SM | RevZilla Item #10475125 | Store Sku365320 | MFR. Product #421126 | AvailabilityOut of Stock |
Product Style White / MD | RevZilla Item #10475126 | Store Sku365321 | MFR. Product #421127 | AvailabilityIn Stock: Ships within 24 hours |
Product Style White / LG | RevZilla Item #10475127 | Store Sku365322 | MFR. Product #421128 | AvailabilityIn Stock: Ships within 24 hours |
Product Style White / XL | RevZilla Item #10475128 | Store Sku365323 | MFR. Product #421129 | AvailabilityIn Stock: Ships within 24 hours |
Product Style White / 2XL | RevZilla Item #10475129 | Store Sku365324 | MFR. Product #421130 | AvailabilityIn Stock: Ships within 24 hours |
Product Style Grey / XS | RevZilla Item #10475148 | Store Sku365343 | MFR. Product #439367 | AvailabilityIn Stock: Ships within 24 hours |
Product Style Grey / SM | RevZilla Item #10475149 | Store Sku365344 | MFR. Product #439368 | AvailabilityOut of Stock |
Product Style Grey / MD | RevZilla Item #10475150 | Store Sku365345 | MFR. Product #439369 | AvailabilityIn Stock: Ships within 24 hours |
Product Style Grey / LG | RevZilla Item #10475151 | Store Sku365346 | MFR. Product #439370 | AvailabilityIn Stock: Ships within 24 hours |
Product Style Grey / XL | RevZilla Item #10475152 | Store Sku365347 | MFR. Product #439371 | AvailabilityIn Stock: Ships within 24 hours |
Product Style Grey / 2XL | RevZilla Item #10475153 | Store Sku365348 | MFR. Product #439372 | AvailabilityIn Stock: Ships within 24 hours |
Product Style XS / Matte Blue | RevZilla Item #10475130 | Store Sku365325 | MFR. Product #439373 | AvailabilityOut of Stock |
Product Style SM / Matte Blue | RevZilla Item #10475131 | Store Sku365326 | MFR. Product #439374 | AvailabilityIn Stock: Ships within 24 hours |
Product Style MD / Matte Blue | RevZilla Item #10475132 | Store Sku365327 | MFR. Product #439375 | AvailabilityIn Stock: Ships within 24 hours |
Product Style LG / Matte Blue | RevZilla Item #10475133 | Store Sku365328 | MFR. Product #439376 | AvailabilityIn Stock: Ships within 24 hours |
Product Style XL / Matte Blue | RevZilla Item #10475134 | Store Sku365329 | MFR. Product #439377 | AvailabilityIn Stock: Ships within 24 hours |
Product Style 2XL / Matte Blue | RevZilla Item #10475135 | Store Sku365330 | MFR. Product #439378 | AvailabilityOut of Stock |
Product Style XS / Titanium | RevZilla Item #10475142 | Store Sku365337 | MFR. Product #439379 | AvailabilityOut of Stock |
Product Style SM / Titanium | RevZilla Item #10475143 | Store Sku365338 | MFR. Product #439380 | AvailabilityIn Stock: Ships within 24 hours |
Product Style MD / Titanium | RevZilla Item #10475144 | Store Sku365339 | MFR. Product #439381 | AvailabilityIn Stock: Ships within 24 hours |
Product Style LG / Titanium | RevZilla Item #10475145 | Store Sku365340 | MFR. Product #439382 | AvailabilityIn Stock: Ships within 24 hours |
Product Style XL / Titanium | RevZilla Item #10475146 | Store Sku365341 | MFR. Product #439383 | AvailabilityIn Stock: Ships within 24 hours |
Product Style 2XL / Titanium | RevZilla Item #10475147 | Store Sku365342 | MFR. Product #439384 | AvailabilityIn Stock: Ships within 24 hours |
HJC i20 / i31 / i71 / i90 / i100 Helmet Sizing
Size | Head (cm) |
---|---|
XS | 54-55 |
SM | 55-56 |
MD | 57-58 |
LG | 58-59 |
XL | 60-61 |
2XL | 62-63 |
3XL | 64-65 |
4XL | 66-67 |
5XL | 68-69 |
Sizing information is provided by the manufacturer and does not guarantee a perfect fit.
How to Measure


-
H
Head
Wrap a cloth measuring tape around your head just above your eyebrows and ears. Pull the tape comfortably snug, read the length, repeat for good measure and use the largest measurement.