The Solid Colors lineup of the Quantum-X offers Arais proven performance in a clean, graphic-free finish. Available in Diamond White, Diamond Black, White, Pearl Black, Aluminum Silver, and Fluorescent Yellow, each color is designed for riders who value subtle style, premium comfort, and a tailored fit for rounder head shapes.

Arai Quantum-X Helmet Solid Colors

The Arai Quantum-X delivers race-grade protection with a touring-focused fit. Built with the same materials, shield system, and ventilation as the Signet-X, the Quantum-X stands apart with its unique Round Oval internal shape ideal for riders with rounder head profiles who dont comfortably fit in typical helmets.

Constructed with Arais hand-laid PB-SCLC shell and featuring the advanced VAS shield system, the Quantum-X offers exceptional impact management, wind stability, and all-day riding comfort. Whether you’re logging miles on the highway or carving through back roads, this helmet is designed for quiet, confidence-inspiring performance.

Key Features:

• PB-SCLC Shell Peripherally Belted Super Complex Laminate construction for strength and lightweight comfort

• Snell M2020 & DOT Certified Meets the highest safety standards for road use

• VAS Shield System Lower pivot point improves protection and makes shield changes easier

• Touring-Tuned Ventilation Engineered for long-distance riding with quiet, efficient airflow

• Eco-Pure Interior Hypoallergenic liner with Facial Contour System (FCS) for a secure, cushioned fit

• Emergency Release Tabs Enable safe cheek pad removal by emergency personnel

• 5mm Peel-Away Layer System Customize the temple and cheek area for a precise fit

Fit Profile:

The Quantum-X features a Touring (Round Head) internal shape designed for riders with a rounder head profile who need more room side-to-side and less front-to-back pressure.