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AGV · K5 S · AGV K5 S

AGV K5 S Racer Red

VERIFIED TECHNICAL SPEC Full Face DOT, ECE 22.05 Fiberglass 1460g

Quick Facts at a Glance

Category Full Face
Certifications DOT, ECE 22.05
Measured Weight 1460 g
Shell Material Fiberglass
Head Shape Fit Intermediate Oval
Retention System Not verified
SAFETY & CERTIFICATIONS

Verified Safety Snapshot

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

Certified Homologation ✓ DOT, ECE 22.05
Rotational Protection Not specified
SHARP Impact Score Not tested by SHARP
Retention Mechanism Not verified
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 a snug, performance-oriented fit with a slightly narrower cheek area; often requires the smallest liner size (S) for optimal aerodynamic tuck.

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

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Dominate the track and turn heads on the street with the AGV K5 S Racer in a striking Red finish. This full-face helmet is engineered for the uncompromising rider who demands both aerodynamic precision and aggressive styling. Featuring AGV's proprietary aero shell design, it slashes wind resistance to reduce fatigue at high speeds while delivering exceptional cooling through its advanced multi-channel ventilation system. The sleek, low-profile silhouette not only enhances stability but also projects a fierce, race-inspired aesthetic that commands respect. Inside, the premium comfort liner ensures a secure fit for long-distance rides without sacrificing safety or performance. With its seamless integration of form and function, the K5 S Racer is more than protective gear; it is an extension of your riding identity.

Key Highlights:

Fiberglass shell construction Intermediate oval fit Aerodynamic design Pinlock MaxVision ready visor Advanced ventilation system 5-year warranty DOT and ECE 22.05 certified

Rider Profile & Intended Use

Riding Style Racing
Helmet Category Full Face
Internal Fit Shape Intermediate Oval
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Price History & Trends

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Product Concept & Specifications

AGV (Italy)

Engineering & Technical Analysis

The AGV K5 S Racer leverages the brand's signature 'Aerodynamic Shell' technology, utilizing a low-profile chin bar and integrated air ducts to minimize turbulence while maximizing airflow. Constructed from high-impact polycarbonate with an internal EPS liner tuned for intermediate oval head shapes, it balances lightweight rigidity with superior acoustic dampening through optimized visor sealing.

Fit & Shell Structure

Intermediate Oval Shape

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

Shell Construction Fiberglass Outer structural material
Measured Weight 1460 g (3.22) Approximate medium size weight
Warranty 2 Manufacturer coverage duration
Primary Use Case Racing Optimized riding orientation

Safety & Certifications

Certification DOT, ECE 22.05 Certified safety standard
Rotational Protection None Mitigates rotational impact
Emergency Release Not specified Cheek pad quick removal
Retention Strap Double D-Ring Chin strap buckle style
SHARP Impact Rating 4/5 Verified SHARP UK impact test score

Acoustics & Aerodynamics

Noise Level 78 dB Measured wind noise at speed
Ventilation 7/10 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 FMVSS 218 standards.

🇪🇺 EU Street Legal
Required: ECE 22.05

Compliant with ECE 22.05 regulations for road use.

🇬🇧 UK Street Legal
Required: ECE 22.05

Meets UK road safety requirements via ECE 22.05 certification.

🌐 CA Street Legal
Required: DOT

Recognized for use in most provinces under DOT standards.

Regional Legality Guidance

US

Status: Street Legal

Required: DOT

Meets FMVSS 218 standards.

EU

Status: Street Legal

Required: ECE 22.05

Compliant with ECE 22.05 regulations for road use.

UK

Status: Street Legal

Required: ECE 22.05

Meets UK road safety requirements via ECE 22.05 certification.

CA

Status: Street Legal

Required: DOT

Recognized for use in most provinces under DOT standards.

Certification Documents & References

  • DOT FMVSS 218 (US) - NHTSA - Reference
  • ECE 22.05 (EU) - Economic Commission for Europe - Reference

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More from AGV

Data Confidence & Verification Provenance

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

Manufacturer Source
AGV Official Specification
Safety Testing Agency
DOT, ECE 22.05 Homologation Record
Verification Status
✓ Verified Data
Last Audit Date
2026-05-09