X-Lite · X-803 RS Ultra Carbon
X-Lite X-803 RS Ultra Carbon
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
"Safety First"
X-Lite X-803 RS Ultra Carbon 是赛道性能的巅峰之作,专为追求极致卓越的骑手精心打造。该全盔采用高碳含量结构,在不牺牲结构完整性或冲击保护的前提下,提供了极其轻量化的外壳。其空气动力学轮廓经过广泛的风洞测试优化,可最大限度减少阻力并增强高速行驶时的稳定性,同时集成的可调节后扰流板允许进行个性化的空气动力学调校。先进的 RAF (Racing Air Flow) 通风系统确保最佳的内部气候控制,通过多个进气口引导空气流动,确保骑手在剧烈运动中保持凉爽。视野同样受到高度重视,配备超宽防刮擦遮阳镜,提供广阔的视野,并辅以 Pinlock 兼容系统以防止在不同环境下的起雾。内部的“Carbon Fitting”内衬采用活性碳纤维调节温度并提供卓越的舒适度,而紧急颊垫释放系统则增加了关键的安全保障。专为严肃的竞争者设计,X-803 RS Ultra Carbon 将尖端工程技术与流畅且极具侵略性的风格完美融合,确保您在每一圈赛程中都能保持专注、舒适且安全。
X-Lite X-803 RS Ultra Carbon represents an empirical engineering balance between aerodynamic stability and high-absorption cranial protection. Developed under X-Lite's strict quality assurance standards in Italy, the shell profile is precision-molded to minimize high-velocity turbulent drag while maintaining comprehensive multi-axis impact attenuation.
Within the Full Face segment, ergonomic weight distribution and acoustic insulation are paramount. The chassis geometry is tailored to distribute mass directly above the cervical pivot axis, counteracting high-speed buffeting and minimizing long-distance rider fatigue. Inspect the verified laboratory telemetry and structural analysis below for detailed performance parameters.
Key Highlights:
Rider Profile & Intended Use
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| 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
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Product Concept & Specifications
X-Lite (Italy)Engineering & Biomechanical Safety Analysis
X-Lite X-803 RS Ultra Carbon 将先进的安全性能与顶级舒适度相结合,采用碳纤维外壳以提供卓越的抗冲击性和轻量化耐用性。其中间椭圆形头型确保贴合紧密,而先进的通风系统优化气流以保持骑手凉爽。该全盔集成了尖端的安全技术,包括多密度 EPS 泡沫和加强型下巴防护板,在不牺牲舒适度的前提下增强了保护性能。专为高性能骑行设计,它平衡了空气动力学、透气性和全天候佩戴的舒适性。
The X-Lite X-803 RS Ultra Carbon is engineered as a high-integrity Full Face protective system, utilizing a structural shell constructed from Carbon Fiber. 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, 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.
Part numbers
| Product style | MFR. product # | SKU | Availability |
|---|---|---|---|
| Matte Black / | — |
XLT-803-BLK | instock |
| Gloss White / | — |
XLT-803-WHT | instock |
| Carbon / | — |
XLT-803-CAR | instock |
| Red / | — |
XLT-803-RED | instock |
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Compatible Motorcycles for the X-Lite X-803 RS Ultra Carbon
Optimized for aggressive street carving, neutral forward-leaning stances, and high-efficiency brow airflow.
Data Confidence & Verification Provenance
Helmetsan enforces field-level verification and multi-source cross-referencing. Unverified values are explicitly flagged rather than estimated.