With the return of the Red Bull Grand Prix of the Americas to Circuit of the Americas, so too did a replica helmet from HJC. The RPHA 1N was, unsurprisingly, the choice HJC provided for safety this October weekend.

The RPHA 1N is the same model used by HJC’s world-class athletes in both MotoGP and WorldSBK.And HJC is set to finally launch it into full production with FIM homologation (FRHPhe-01)the safety certification. 

HJC developed after several years of focused efforts and crucial feedback from top world-class athletes in MotoGP.


HJC’s top engineers went to work and created a race-bred helmet that is truly worthy of top race circuits worldwide. 


Reinforcement materials, including Carbon and Carbon-Glass Hybrid fabric. Provide enhanced Shock-Resistant performance for a more comfortable and lighter helmet.

Further, it has a Moisture-wicking interior with advanced anti-bacterial fabric. Plus comes with a removable interior.

Glasses grooves

Accommodates riders who wear eyeglasses and sunglasses.

HJC is one of the very few helmet companies equipped with its own state-of-the-art wind tunnel laboratory to test aerodynamics, ventilation, noise, and more. 

The HJC wind tunnel test lab measures the air forces in various riding conditions to improve helmet performance.

And it provides 99% UV protection, anti-scratch coated and double locking system.

Tear-Off Posts installed. All-New EASY Attachment System allows secure. And straightforward tool-less Visor(Shield) replacement.


Shield Options

  • Pinlock Ready HJ-35 Shield provides 99% UV protection, anti-scratch coated and Double locking system.
  • Tear-Off posts installed.
  • All-New EASY Attachment System allows secure and straightforward tool-less visor(Shield) replacement.

Replacement Parts

  • Top / Rear / Lower Vent
  • Aero Spoiler
  • Chin Curtain
  • Breath Deflector
  • Gear Plate Set
  • Cheek Pads and
  • Headliner

Inspired by retro lids worn at iconic American race tracks, the RPHA 1N is promoted as a premium sport-touring helmet. Can be ordered with an internal sun shield and has been optimized for heavy use. The replica comes as a‘race-bred street helmet from HJC.


Meets or exceeds DOT FMVSS 218/ECE 22.06 approved. Testing includes energy attenuation, penetration resistance, chin strap structural integrity.And labelling requirements for on-road motorcycle helmets.  

The warranty applies to manufacturers defects for up to 5 years from purchase or seven years from manufacturing. (whichever comes first).

You will be able to purchase this helmet from December 2021, and it will cost you $949.99.

via HJC

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