Global Helmet Intelligence Platform

Marushin · Speedster

马鲁申 Speedster Black

VERIFIED TECHNICAL SPEC DOT, ECE 22.05 Polycarbonate 920g

Quick Facts at a Glance

Category Not specified
Certifications DOT, ECE 22.05
Measured Weight 920 g
Shell Material Polycarbonate
Head Shape Fit Round 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.

Open face design; specific fit depends on individual head shape and Marushin sizing chart.

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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马鲁申 Speedster Black is a high-performance motorcycle helmet engineered by Marushin to meet high standards of safety and comfort. Inspect its detailed design background and specifications below.

Rider Profile & Intended Use

Riding Style Sport
Internal Fit Shape Round Oval
Price tracking active across international retailers.

Where to buy

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Price History & Trends

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Product Concept & Specifications

Marushin (Japan)

Engineering & Technical Analysis

马鲁辛(Marushin)速达型头盔采用轻质聚碳酸酯外壳,内部ABS抗压条,最大限度地提高了冲击抵抗能力,同时降低了转动质量。其开口式设计采用集成式太阳眼罩机制,减少空气动力学涡流,平衡了隔音效果与无障碍视野的自由。

Fit & Shell Structure

Round Oval Shape

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

Shell Construction Polycarbonate Outer structural material
Measured Weight 920g (2.03) Approximate medium size weight
Warranty 1 Manufacturer coverage duration
Primary Use Case Sport Optimized riding orientation

Safety & Certifications

Certification DOT, ECE 22.05 Certified safety standard
Rotational Protection Not specified 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 92 dB Measured wind noise at speed
Ventilation 6/10 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

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Data Confidence & Verification Provenance

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

Manufacturer Source
Marushin Official Specification
Safety Testing Agency
DOT, ECE 22.05 Homologation Record
Verification Status
✓ Verified Data
Last Audit Date
2026-06-13