GIVI · 50.8 Racer
GIVI 50.8 Racer Vortex TC-5
Quick Facts at a Glance
Verified Safety Snapshot
How this helmet’s verified certifications map to recognized safety homologations and crash testing.
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.
Verified Fit & Sizing Guide
Head shape profile matching and interactive size calculator based on verified manufacturer dimensions.
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
"The world is yours to explore"
配备尾翼和双D扣的运动型公路全盔。
The GIVI 50.8 Racer Vortex TC-5 is engineered as a high-integrity Full Face protective system by GIVI, utilizing a structural shell constructed from Thermoplastic. 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 ECE 22.06 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, drop-testing velocity, and anvil geometries, consult our engineering guide on ECE 22.06 vs DOT vs SNELL helmet safety standards.
Internal ergonomics follow a Intermediate Oval cranial geometry, sculpted 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 our authoritative cranial aspect ratios and head shape guide as well as the cheek pad density and break-in protocol.
Cabin acoustics and airflow dynamics record an acoustic rating of approximately low-turbulence 84 dB at 100 km/h, stabilized by channelized EPS internal porting and laminar aerodynamic profiling. To analyze how shell materials withstand environmental fatigue and mechanical stress under prolonged UV and thermal exposure, explore our composite shell material comparison.
Vehicle Synergy & Riding Discipline: Aerodynamically tuned for deep tuck positions and high-speed trackway stability, the aggressive rear stabilizer reduces aerodynamic lift and vortex shedding at high velocity. Operating at 1450 grams, the helmet achieves a neutral center of gravity that significantly counteracts cervical spine fatigue during sustained highway riding. Inspect our comprehensive motorcycle compatibility directory for verified windscreen and postural pairings.
Rider Profile & Intended Use
去哪里购买
| 零售商 | 价格 | Availability | |
|---|---|---|---|
| Amazon (US) | 查看实时价格 | 在网站上查看 | 查看价格 → |
价格历史与趋势
ℹ️ Helmetsan 是一个独立的摩托车安全与决策引擎。当您查看价格或通过零售商链接购买时，Helmetsan 可能会获得联盟佣金，且不会向您收取额外费用。
Product Concept & Specifications
GIVI (Italy)Engineering & Biomechanical Safety Analysis
GIVI 50.8 Racer Vortex TC-5 采用全盔设计，配备热塑性外壳，通过 ECE 22.06 认证，且价格处于中端水平。它兼容中等椭圆形头型，重量为 1450g。该头盔配备通风系统以保证空气流动，确保骑行者在长途骑行中的舒适性。
The GIVI 50.8 Racer Vortex TC-5 is engineered as a high-integrity Full Face protective system, utilizing a structural shell constructed from Thermoplastic. 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 ECE 22.06 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.
Safety & Certifications
Acoustics & Aerodynamics
Technology & Convenience
Interactive Size & Fit Finder
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.
Compare & buy
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Compatible Motorcycles for the GIVI 50.8 Racer Vortex TC-5
Aerodynamically sculpted for high-velocity chin-on-tank tuck, negative lift, and wide track peripheral visibility.
Data Confidence & Verification Provenance
Helmetsan enforces field-level verification and multi-source cross-referencing. Unverified values are explicitly flagged rather than estimated.