Sports helmet in fibre, designed for both intensive track and sporty road use. Clear visor as standard, double D-ring closure, front air vents and rear deflector, prepared for any intercom.

The RPHA 1 was designed and developed after several years of focused efforts and crucial feedback from top world-class athletes in MotoGP. HJC engineers worked to create a racing helmet that is truly worthy of the best race circuits around the world. The RPHA 1 is the same model used by HJC's world-class athletes, both in MotoGP and WorldSBK, and HJC is ready to finally launch it in full production with FIM homologation (FRHPhe-01) - the safety certification.
The RPHA 1 Racing Helmet is homologated according to FIM Racing standards and the new ECE 22.06 regulation.
Pinlock ready hj-35 visor provides 99% uv protection, anti-scratch coating, double locking system
Tear-offs installed
New simplified visor attachment system allows for easy and safe visor replacement without technical supports
Pinlock 120 included.
Reinforcement materials, including Carbon and Carbon-Glass Hybrid fabric, provide increased impact resistance for a more comfortable and lightweight helmet.
HJC helmets are tested both in the lab and in "real life" to meet the highest quality standards. HJC is one of very few helmet companies with its own state-of-the-art wind tunnel lab to test aerodynamics, ventilation, noise and more. The HJC wind tunnel test lab measures air forces in a variety of riding conditions to improve helmet performance.
Advanced anti-bacterial fabric provides improved breathability and quick drying. Removable interior. Eyeglass grooves accommodate riders who wear eyeglasses.
HJC's helmets, along with our technology, have added experience in designing MotoGP racing helmets to have the best technology in aerodynamics and ventilation and related fields. HJC's helmets provide the most airy helmets on the market. Experience the best performance with your HJC helmet.
EMERGENCY KIT: Emergency Kit (Cheek Pads) for quick and safe rescue in an emergency situation. DOUBLE D-RING RAPID FIRE™ SHIELD REPLACEMENT SYSTEM: A simple and secure shield ratchet system provides ultra-quick, tool-free removal and installation for efficient operations.
The warranty is applicable to manufacturer defects for a maximum of 5 years from the date of purchase, or 7 years from the date of manufacture. (whichever comes first).
4 shell sizes: XXS-XS, S-M, L, XL-2XL.