HJC RPHA 31 KOUV MC9SF Motorcycle Open Face Helmets

The RPHA 31 offers improved impact resistance and maximum protection thanks to its Premium Integrated Matrix (PIM) Evo shell and multi-density EPS. Designed for a quieter and more aerodynamic riding experience through extensive wind tunnel testing, the RPHA 31 equipped with a sun visor reduces noise and wind turbulence. Additionally, the RPHA 31 is compatible with the second generation of HJC’s SMART Bluetooth communication systems, allowing riders to stay connected and focused on the road.

Main features:

Premium Integrated Matrix / PIM EVO: Reinforcement materials, including carbon-aramid hybrid fiber and natural fibers, offer improved impact resistance performance, greater comfort and a lighter helmet.

Aerodynamic shell design: reduces air resistance and provides high-speed stability.

Full front-to-rear airflow: 2 intakes and 4 exhausts.

Pinlock® HJ-39 ready visor: offers 99% UV protection, treated against scratches.

Simple and safe visor retention system.

Visor deflector: reduces noise level and wind turbulence.

Visor Holder: Reduces noise and drag forces while keeping the visor securely in place.

3-position adjustable sun visor for an optimized fit.

Light Smoke sun visor installed.

One-touch push buckle (micro buckle).

Interior with advanced antibacterial fabric: offers improved moisture management and quick drying. Reflective material for safety.

3D contour cheek pads: removable and washable.

Glasses chin strap: Accommodates riders who wear glasses.

Ready for SMART HJC 11B, 21B and 50B Bluetooth (sold separately).

Visor: HJ-39.

Sun visor: HJ-V12.

Pinlock®: DKS467.

ECE 22.06 approved.

Technical features:

PIM EVO Shell: New shell material, including carbon-aramid fiber, carbon fiber, fiberglass, organic non-woven fabric and natural flax fiber, to provide improved impact resistance performance for a more comfortable and lightweight helmet.

New sun visor mechanism: Integrated sun visor: The smoked, anti-fog sun visor opens quickly and easily thanks to a new, low-mounted operating system. Its new mechanism allows for three different depth adjustments based on your body shape and preferences for an optimal fit.

Perfect Fit and Visor Deflector: The RPHA 31 features an extended shell and EPS chin guard to provide a full, face-level fit compared to traditional open-face helmets. It comes with a new, removable visor deflector and a visor holder that reduces noise, secures the visor, and blocks incoming wind. Lab- and real-world-tested to meet the highest quality standards, HJC is one of the few helmet companies with a state-of-the-art lab for testing aerodynamics, ventilation, noise, and more.

SMART HJC 2nd Generation: The premium models of the SMART HJC 2nd Generation Bluetooth communication system feature an all-in-one design that is fully integrated into the helmet, allowing you to feel the optimal balance of weight and aerodynamic performance while riding. The SMART HJC 50B and 21B devices can be installed on the RPHA 71, RPHA 91, RPHA 31, or i71. Co-developed with SENA and designed specifically for HJC helmets. *All SMART HJC devices are sold separately.