HJC RPHA-X Airaid Helmet - MC-1

HJC RPHA-X Airaid Helmet - MC-1

Brand: HJC

MSRP: $359.99

Your Price: $229.99

Rating: Not yet rated

HJC RPHA X Airaid Off-Road Helmet

The new off-road HJC RPHA X transforms all of this newest technology plus off-road-specific elements into a premier, lightweight dirt bike helmet that’s been race-tested and developed in AMA Pro Supercross and Motocross competition.


  • Advanced PIM (Premium Integrated Matrix) Construction: A matrix of carbon fiber, aramid, fiberglass and organic nonwoven fabric creates a remarkably strong yet extremely lightweight performance shell.
  • Extremely Light Weight: The use of advanced technology results in a lightweight helmet for all-day comfort.
  • Optimal Shell Sizing: Three shell sizes (XS-S, M-L and XLXXL) provide riders with proportional sizing.
  • ACS Advanced Channeling Ventilation System: Full front-to- back airflow flushes heat and humidity up and out.
  • Superior Venting: A full 15 vents—9 intake ports and 6 exhaust vents—promote maximum airflow through the helmet for enhanced rider comfort.
  • Double-Layer Liner: Special double-layer liner helps route cool, fresh air from the intake ports over the rider’s head and out through the exhaust vents.
  • Superior Aerodynamics: Countless hours of development and testing conducted inside the HJC high-speed wind tunnel results in smooth airflow for low wind resistance and maximum ventilation.
  • Large Eye Port: For maximum visibility and superior goggle sealing
  • Cool4Ever™ Interior For Off-road Use: Lightweight, moisture-wicking, odor-free and anti-bacterial interior for a plush fit and all-day comfort.
  • Self-Cooling Interior: Innovative, new fabric features self-cooling properties that cools down faster than other fabrics.
  • Interior pads are fully removable and washable.
  • Light and flexible visor for increased rider comfort and long-term durability.
  • Race-tested and developed in AMA Pro Supercross and Motocross competition.
  • Available in Airaid, Factor and Tempest Graphics and Solid Styles
  • 5-Year Limited Warranty

Technical Information:

  • Standards: DOT-218 — SNELL M2010
  • Construction: Injection Molded Polycarbonate Composite
  • Weight: 2.92 lbs / 1325 grams (approx, based on size medium solid color)
  • Sizes: XS-XXL

Cortech Blitz Off-Road Helmet Bag (not included)

  • 600 denier Carbolex outer shell
  • plush, synthetic fleece lining
  • full length zipper for easy entry
  • comfortable carrying handles
  • fits most off-road and street motorcyle helmets
  • 16.5”L x 11.5”W x 11.5”D (22 liters)

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