HJC RPHA 91 - RIU Modular helmet - Black / GreyRef : HJ1598

RPHA 91 - RIU Modular Helmet by HJC

The RPHA 91 - RIU is a modular helmet designed for road use on roadsters. Its P.I.M. EVO shell combines carbon fibres, fibreglass, organic non-woven fabric, and flax fibre to reduce weight while enhancing impact resistance. The aerodynamic design and ventilation system promote stability and comfort over long distances. The Pinlock® ready visor and integrated sun visor ensure clear vision in varying light conditions.

Design and Materials

• P.I.M. EVO shell made from composite fibres for enhanced impact resistance and a lighter helmet, improving comfort on long journeys
• Aerodynamic silhouette reducing air resistance and contributing to stability at high speeds

Safety and Standards

• ECE 22.06 certified for compliance with road regulations
• Clear Pinlock® Ready HJ-37 visor with 99% UV protection, scratch-resistant treatment, and included PINLOCK® 120 XLT® DKS465 anti-fog lens to maintain clear vision

Ventilation and Breathability

• Front-to-back airflow with 5 intakes and 7 exhausts to dissipate heat and limit moisture build-up
• Integrated wind deflector to reduce turbulence at the chin and enhance riding comfort

Comfort and Ergonomics

• Antibacterial fabric that wicks away sweat and dries quickly for prolonged comfort
• Removable and washable cheek pads and headliner to maintain hygiene
• Design accommodating glasses wearers for easy temple passage
• Micrometric buckle chin strap for quick and secure one-handed adjustment

Practicality and Features

• Multi-position internal sun visor with a dark smoke shield installed for quick adaptation to changing light conditions
• New visor mounting system for easy installation and removal, ensuring smooth operation while riding
• Compatible with SMART HJC 11B, 21B, and 50B Bluetooth sold separately for integrating a compatible communication solution
• Tool-free removal for certain components to simplify routine maintenance

Advantages

• Chin guard included to limit airflow and enhance comfort in road position
• Glossy finish providing a polished visual appeal