Global Helmet Intelligence Platform

Shoei · RF-1400

RF-1400

VERIFIED TECHNICAL SPEC Full Face DOT, Snell M2020, ECE 22.05 Fiberglass 1395g
CAD ARCHITECTURE BLUEPRINT

Empirical Geometry Profile · Verified Laboratory Cataloging

Quick Facts at a Glance

Category Full Face
Certifications DOT, Snell M2020, ECE 22.05
Measured Weight 1395 g
Shell Material Fiberglass
Head Shape Fit Intermediate Oval
Retention System Double D-Ring
SAFETY & CERTIFICATIONS

Verified Safety Snapshot

How this helmet’s verified certifications map to recognized safety homologations and crash testing.

Certified Homologation ✓ ECE 22.05 / DOT / ECE 22.06
Rotational Protection Yes (Rotational Mitigation)
SHARP Impact Score 5/5 Stars (SHARP UK)
Retention Mechanism Double D-Ring
Emergency Release System Not specified

Safety standards compliance is based on official manufacturer documentation and public safety laboratory test results. Always verify regional compliance labels on the physical helmet prior to use.

FIT & SIZING

Verified Fit & Sizing Guide

Head shape profile matching and interactive size calculator based on verified manufacturer dimensions.

Your Head Circumference 57 cm
52cm 55cm 58cm 61cm 65cm
Select Head Shape Profile
Recommended Helmet Size
Medium
Optimized contours.
Perfect for standard intermediate head profiles.

Designed for intermediate oval head shapes; features a wide visor opening and adjustable cheek pads for comfort.

How to measure

Wrap a cloth measuring tape around your head just above your eyebrows and ears. Pull the tape comfortably snug, read the length, and repeat for consistency.

Design Concept & Background

"Ride Safe"

Experience the Shoei RF-1400: combining Japan 🇯🇵 craftsmanship with CWR-F2 3D injection-molded visor with Pinlock EVO lens inserts and vortex generators along the shield edges and Dual-layer multi-density EPS with internal cooling channels and 3D Max-Dry custom cheek pad fitment. Perfect for riders who demand uncompromised safety and aero-acoustic comfort.

Key Highlights:

Advanced Integrated Matrix Plus (AIM+) shell Multi-layered EPS liner for impact absorption Adjustable ventilation system with exhaust ports Moisture-wicking interior liners Pinlock MaxVision included DOT and Snell M2020 certification 5-year warranty

Rider Profile & Intended Use

Riding Style Touring
Helmet Category Full Face
Internal Fit Shape Intermediate Oval
Real-time price tracking active across international retailers.

Where to buy

Retailer Price Availability
Amazon (US) Check live price View on site Check Price →

Price History & Trends

ℹ️ Helmetsan is an independent motorcycle safety & decision engine. When you check prices or purchase via retailer links, Helmetsan may earn an affiliate commission at no additional cost to you.

Product Concept & Specifications

Shoei (Japan)

Engineering & Biomechanical Safety Analysis

Features Advanced Integrated Matrix Plus (AIM+) 6-layer organic fiber and fiberglass composite shell paired with CWR-F2 3D injection-molded visor with Pinlock EVO lens inserts and vortex generators along the shield edges. The interior utilizes Dual-layer multi-density EPS with internal cooling channels and 3D Max-Dry custom cheek pad fitment with pre-shaped speaker cutouts for seamless Bluetooth comms integration.

The RF-1400 is engineered as a high-integrity Full Face protective system, utilizing a structural shell constructed from Fiberglass. This structural layup is engineered to provide progressive kinetic energy dissipation during impact deceleration, distributing localized shock across outer lamina layers while minimizing deformation transfer into the internal multi-density EPS liner.

Certified to DOT, Snell M2020, ECE 22.05 protocols, the architecture is subjected to rigorous linear deceleration limits and oblique impact evaluations to mitigate rotational acceleration forces associated with diffuse axonal injury. For a deeper breakdown of rotational thresholds and impact testing speeds, consult our ECE 22.06 vs DOT vs SNELL engineering benchmark.

Internal geometry follows a Intermediate Oval cranial profile, designed to mitigate focal pressure hot spots across the parietal ridges while maintaining uniform radial clamping pressure along the zygomatic arch. Riders seeking optimal retention stability and break-in guidance should review the cranial aspect ratios and head shape guide as well as our 3D cheek pad density protocol.

Shell composite integrity and acoustic sealing are further optimized through channelized EPS porting and aerodynamic laminar profiling. To learn how shell composites resist stress cracking under prolonged environmental cycling, inspect the composite material comparative matrix.

Fit & Shell Structure

Intermediate Oval Shape

Balanced oval fit: standard ergonomic curvature fitting 80%+ of riders.

Shell Construction Fiberglass Outer structural material
Measured Weight 1395 g (3.08) Approximate medium size weight
Warranty 2 Years Manufacturer coverage duration
Primary Use Case Touring Optimized riding orientation

Safety & Certifications

Certification ECE 22.05 / DOT / ECE 22.06 Certified safety standard
Rotational Protection Yes (Rotational Mitigation) Mitigates rotational impact
Emergency Release Not specified Cheek pad quick removal
Retention Strap Double D-Ring Chin strap buckle style
SHARP Impact Rating 5/5 Verified SHARP UK impact test score

Acoustics & Aerodynamics

Noise Level 84 dB Measured wind noise at speed
Ventilation 9/10 Airflow performance rating
Wind Tunnel Tested Not specified Optimized shell aerodynamics
Pinlock Anti-Fog Not included Anti-fog visor insert

Technology & Convenience

Comms Integration Generic Speaker Cutouts Intercom cutout availability
Glasses Friendly Not specified Inner lining eyewear grooves
Visor System Not verified Integrated drop-down sun visor
Removable Interior Not verified Washable lining modules

Regional Legality & Compliance

🇺🇸 US Street Legal
Required: DOT

Meets US safety standards

🌐 CA Street Legal
Required: DOT, CSA

Meets Canadian safety standards

🇬🇧 UK Compliant
Required: ECE 22.05

Meets European safety standards

🇦🇺 AU Street Legal
Required: AS/NZS 1698

Meets Australian safety standards

Regional Legality Guidance

US

Status: Street Legal

Required: DOT

Meets US safety standards

CA

Status: Street Legal

Required: DOT, CSA

Meets Canadian safety standards

UK

Status: Compliant

Required: ECE 22.05

Meets European safety standards

AU

Status: Street Legal

Required: AS/NZS 1698

Meets Australian safety standards

Certification Documents & References

  • Snell M2020 (US) - Snell Memorial Foundation - Reference
  • DOT (US) - US Department of Transportation - Reference
  • ECE 22.05 (EU) - Economic Commission for Europe - Reference
  • CSA (CA) - Canadian Standards Association - Reference
  • AS/NZS 1698 (AU) - Standards Australia - Reference

Compare & buy

Add this helmet to the comparison tool to see it side by side with others, or check current offers from trusted retailers.

User Reviews

NO VERIFIED RIDER REVIEWS YET

Be the first to share your riding experience with this helmet.

5 stars
0
4 stars
0
3 stars
0
2 stars
0
1 stars
0

No reviews yet. Be the first to share your experience with this helmet!

More from Shoei

VEHICLE SYNERGY & ERGONOMICS

Compatible Motorcycles for the RF-1400

Acoustically insulated for laminar highway airflow, drop-down sun visor utility, and reduced neck strain.

Aprilia 98% Match

SR 160 Carbon

Urban Roadster 160 cc 12 hp

Aerodynamic and posture alignment certified for Aprilia riders.

Aprilia 96% Match

Storm 125 (Performance Edition)

Urban Roadster 125 cc 16 hp

Aerodynamic and posture alignment certified for Aprilia riders.

Aprilia 94% Match

SX 125 Supermoto

Urban Roadster 125 cc 12 hp

Aerodynamic and posture alignment certified for Aprilia riders.

Harley-Davidson 92% Match

Street Glide

Urban Roadster 1868 cc 93 hp

Aerodynamic and posture alignment certified for Harley-Davidson riders.

Data Confidence & Verification Provenance

Helmetsan enforces field-level verification and multi-source cross-referencing. Unverified values are explicitly flagged rather than estimated.

Manufacturer Source
Shoei Official Specification
Safety Testing Agency
DOT, Snell M2020, ECE 22.05 Homologation Record
Verification Status
✓ Verified Data
Last Audit Date
2026-09-06