Nolan · N40-5
诺兰 N40-5 灰色
Design Concept & Background
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诺兰 N40-5 灰色 is a high-performance motorcycle helmet engineered by Nolan to meet high standards of safety and comfort. Inspect its detailed design background and specifications below.
Rider Profile & Intended Use
Where to buy
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Amazon (US)
Store Profile
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$149.95 | ● In Stock | 1 second ago | Buy Now → |
Certified Nolan Stores in US
Price History
Product Concept & Specifications
Nolan (Italy)Engineering & Technical Analysis
N40-5采用诺兰专利的微通风系统，将气流直接引导至耳部和面罩内，显著降低风噪并为骑手降温。其开放式面罩结构由一体式聚碳酸酯外壳增强，在保持结构刚性的同时减轻重量分布，提升头部稳定性。
Fit & Shell Structure
Intermediate Oval Shape
Balanced oval fit: standard ergonomic curvature fitting 80%+ of riders.
Safety & Certifications
SHARP Impact Test Score
Verified SHARP UK impact crash test scorecard representing multi-directional energy dissipation.
Acoustics & Aerodynamics
Quiet Index: Superior sound damping and isolated ear cavity structures. Good flow balance utilizing EPS exhaust ports.
Technology & Convenience
Interactive Size & Fit Finder
Designed for oval head shapes; may feel tight on diamond heads due to extended cheek coverage.
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.
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