The RPHA 1 was designed and 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 around the world. The RPHA 1 is the very 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.
TECHNICAL FEATURES
- FIM Racing Homologated Helmet & ECE 22.06
- PIM+ Shell Construction
- Wind Tunnel Tested
- Silvercool Anti-Bacterial Fabric Liner
- (ACS) Advanced Channeling Ventilation System
- Emergency Release Cheek Pads
- 5 Year Warranty*
VISOR / SUN SHIELD
- Pinlock Ready HJ-35 Visor (Shield) Provides 99% UV Protection, Anti-scratch coated, double locking system
- Tear-off Posts Installed
- All-new easy attachment system allows simple and secure tool-less visor (Shield) replacement
INCLUDED IN THE BOX
- Transparent Racing Spoiler
- Pinlock 120 Insert
- Tear-off Film
*5 YEAR WARRANTY
The warranty is applicable to manufacturers defects for up to 5 years from the date of purchase, or 7 years from the date of manufacturing. (whichever comes first)
- Note: All our helmets are purchased directly from Australian supplier and carry the ECE 22.05 or 22.06 standard or above.
HJC RPHA 1 Red Bull Austin GP
HJC Helmets Size Chart Alternative
HJC RPHA / FG-Jet / FG-17 Helmet Sizing
| Size | Head (cm) |
|---|---|
| 2XS | 52 - 53 |
| XS | 54 - 55 |
| S | 55 - 56 |
| M | 57 - 58 |
| L | 58 - 59 |
| XL | 60 - 61 |
| 2XL | 62 - 63 |
| 3XL | 64 - 66 |
How to Measure
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The RPHA 1 was designed and 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 around the world. The RPHA 1 is the very 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.
TECHNICAL FEATURES
- FIM Racing Homologated Helmet & ECE 22.06
- PIM+ Shell Construction
- Wind Tunnel Tested
- Silvercool Anti-Bacterial Fabric Liner
- (ACS) Advanced Channeling Ventilation System
- Emergency Release Cheek Pads
- 5 Year Warranty*
VISOR / SUN SHIELD
- Pinlock Ready HJ-35 Visor (Shield) Provides 99% UV Protection, Anti-scratch coated, double locking system
- Tear-off Posts Installed
- All-new easy attachment system allows simple and secure tool-less visor (Shield) replacement
INCLUDED IN THE BOX
- Transparent Racing Spoiler
- Pinlock 120 Insert
- Tear-off Film
*5 YEAR WARRANTY
The warranty is applicable to manufacturers defects for up to 5 years from the date of purchase, or 7 years from the date of manufacturing. (whichever comes first)
- Note: All our helmets are purchased directly from Australian supplier and carry the ECE 22.05 or 22.06 standard or above.