Global Helmet Intelligence Platform

HJC · C91

HJC C91 银色

About the HJC C91 银色

HJC C91 开放式脸盔(带面罩)

Intermediate Oval C91 Family Polycarbonate 1 year warranty

Technical Analysis

Technical profile summary for the HJC C91 银色 based on verified manufacturer specifications:

  • Shell Construction: Polycarbonate
  • Measured Weight: 1050g
  • Interior Fit (Head Shape): Intermediate Oval
  • Retention Strap Type: Double D-Ring
  • Warranty Coverage: 1
  • Acoustic Noise Rating: 94.5 dB

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Safety & Aero-Acoustics HUD

Awaiting SHARP Audit

SHARP impact test results pending.

Aero-Acoustics 94 dB

Extremely Quiet: Superior long-distance sound damping.

Ventilation Flow 7/10

Good Flow: Standard EPS exhaust ports.

Double D-Ring 🔊 Comms Ready

Visor Features

Pinlock Ready Optically Correct
Real-time price tracking active across international retailers. Good Buy

Where to buy

Marketplace Price Availability Updated
Amazon (US) Store Profile
$119.99 ● In Stock 1 second ago Buy Now →

Certified HJC Stores in US

Price History

Interactive Size & Fit Finder

Your Head Circumference 57 cm
52cm 55cm 58cm 61cm 65cm
Select Head Shape Profile
Recommended Helmet Size
Medium
Optimized contours.
Perfect for standard intermediate head profiles.

Intermediate oval fit, suitable for riders with an oval-shaped head.

How to measure

Wrap a cloth measuring tape around your head just above your eyebrows and ears. Pull the tape comfortably snug, read the length, and repeat for consistency.

Regional Legality Guidance

US

Status: Street Legal

Required: DOT

Meets or exceeds FMVSS 218 standards.

EU

Status: Street Legal

Required: ECE 22.05

Compliant with ECE 22.05 safety regulations.

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