Semi Flat Black HJC RPHA 11 Helmet

Originally built for the racetrack, the RPHA 11 is HJC’s premium sport helmet, designed with an aerodynamic shell structure for extreme performance at maximum speeds.

The Premium Integrated Matrix (P.I.M Plus) shell composition provides enhanced shock-resistant performance and a more comfortable and lightweight helmet using reinforcement materials that include carbon and carbon-glass hybrid fabric.

The features cater to sport riders with an enlarged eye port for an increased view in a tucked position and an outstanding airflow ventilation system. Additional safety features include reflective patches on the rear neck area and an emergency release cheek pad system for safe and quick helmet removal in an emergency situation.


  • The additional 2D dark smoke shield is included
  • The 3D shield is prepared with Pinlock pins
  • Removable Interior
  • Advanced channeling ventilation system
  • Emergency kit
  • Fire™ shield replacement system
  • 5 year warranty

HJC RPHA 11 HelmetSemi Flat Black

Available Online Only
Not Available In-Store

The HJC RPHA 11 Helmet in Semi Flat Black has a superior ventilation system and PIM Plus shell to help you crush your competitors and finish strong in any race.


Clear selected options
HJC Adult Helmet Size Chart
  Fast, FREE Nationwide Shipping
  28 Day Returns & Exchanges
  Meets Aus. Safety Standards
  Simple, Secure Checkout
  • Enhanced Shock-Resistant performance for a more comfortable and lighter helmet
  • A quick-release shield system offers a simple and secure tool-less system to quickly remove the shield from your helmet
  • Glasses grooves can accommodate riders who wear glasses
  • All HJC shields offer 99% UV-A & B protection
  • The enhanced center clip dual locking shield system is ideal for racing conditions
  • Advanced anti-bacterial fabric provides enhanced moisture-wicking and quick-drying function
  • 2D Flat Shield comes equipped with the tear-off post
  • Meets or exceeds ECE 22.05 approved
Browse Riding GearHelmetsRoad - Full Face Helmets
Browse HJCRPHA 11

Additional information

Size Helmets Adult

Small, Medium, Large, X-Large, 2X-Large