HJC - 374608 - C91 Karan Modular Helmet
This matte C91 Karan is a full modular — flip the chin bar up at a stop, then latch it back down for highway speeds — built on HJC's CAD-designed polycarbonate composite shell for a lighter, better-balanced fit. The Advanced Channeling Ventilation System routes air front to back to clear heat and humidity, while the Pinlock-ready HJ-17 shield blocks 99% of UV rays. A moisture-wicking interior and quick-deploy smoke sun visor round out a helmet built for everyday comfort.
Features
- Advanced Polycarbonate Composite Shell — With adjustable chinbar; lightweight, superior fit and comfort using advanced CAD technology
- Advanced Channeling Ventilation System (ACS) — Full front to back airflow flushes heat and humidity up and out
- Pinlock® Prepared HJ-17 Shield — Provides 99% UV protection
- RapidFire™ Shield Replacement System — Simple and Secure shield ratchet system provides ultra-quick, tool-less shield replacement
- Interior Parts — Moisture-wicking and dry
- Integrated Sun Visor — Black dark smoke sun visor deploys quickly and easily; anti-scratch coated and with user friendly sliding system
- Crown and Cheek Pads — Removable and washable
- Glasses Grooves — Accommodates riders who wear eyeglasses and sunglasses
- Cheek Pads — Interchangeable throughout all shell sizes
- Double D-ring chin strap
- Ready for SMART HJC Bluetooth (Bluetooth sold separately).
- Speaker Pockets — For Bluetooth communication
Specs
- Color/Finish: Gray
- Model: C91
- Product Name: Helmet
- Color/Finish: Black
- Color/Finish: MC3HSF
- Features: Moisture Wicking
- Features: Vented
- Type: Modular
- Units: Each
- Finish: Matte
- Gender: Unisex
- Riding Style: Adventure Touring / Dual-Sport
- Color/Finish: Matte
- Communicator Compatibility: Compatible
- Features: Removable Cheek Pads
- Riding Style: Street
- Base Color: Yellow
- Color/Finish: Fluorescent Yellow
- Internal Sun Shield: Smoke
- Size Group: Adult
- Base Color: Black
- Graphic: Karan
- Base Color: Gray
- Features: Removable Liner
- Shell Material: Polycarbonate
- Size: XS
Frequently Asked Questions - HJC - 374608 - C91 Karan Modular Helmet
How do I know if this part fits my vehicle?
Check the fitment information listed on this page against your exact year, make, model, and (where applicable) trim, engine size, or configuration. If your exact vehicle isn't listed, or you're not sure, use the product chat on this page or contact our support team before ordering - we're glad to help confirm fitment.
What does it mean if a product is listed as universal fit?
Universal fit means the product is designed to work across a range of vehicles, not that it's guaranteed to fit every one. Compare the listed measurements, mounting requirements, and connector or hardware specs against your specific vehicle before ordering, since some installations may need additional hardware or minor fabrication.
Where can I find installation instructions for this product?
General installation notes are provided above where available. For detailed step-by-step instructions, refer to the manufacturer's documentation included with the product, or use the product chat on this page for questions about difficulty, required tools, or whether professional installation is recommended.
What if I have more questions about this product?
Use the product chat on this page for fitment, specs, installation, and compatibility questions, or contact our support team directly for help before you order.
