Alpinestars · SM5 · Alpinestars SM5
Alpinestars SM5 Racer TC-2
DOT, ECE 22.05
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About the Alpinestars SM5 Racer TC-2
Dirt/MXDominate the track with the Alpinestars SM5 Racer TC-2, a helmet engineered for those who demand uncompromising performance without sacrificing style. This dirt/MX masterpiece combines aggressive aesthetics with cutting-edge safety technology, featuring an integrated MIPS system that mitigates rotational forces during high-speed impacts. The TC-2 certification ensures it meets the rigorous standards of top-tier motocross racing, while its aerodynamic profile slices through the air to reduce drag and wind noise. Inside, a meticulously mapped intermediate oval fit provides a snug, secure hold, allowing you to focus entirely on your lines. With superior ventilation channels that keep you cool during intense heat sessions, this helmet is not just protective gear; it is an extension of your riding precision. Whether you are carving corners in the dirt or pushing limits on the tarmac, the SM5 Racer TC-2 delivers the confidence and clarity needed to race at the highest level.
Technical Analysis
The SM5 Racer TC-2 utilizes Alpinestars' proprietary MIPS technology integrated with a multi-density EPS liner to enhance rotational impact protection while maintaining a low center of gravity. Its aerodynamic shell design, featuring optimized air intakes and exhaust ports, balances high-velocity airflow for cooling with minimal wind turbulence at speed.
Feature Highlights
Safety & Aero-Acoustics HUD
SHARP impact test results pending.
Moderate: Balanced road noise levels.
Good Flow: Standard EPS exhaust ports.
Where to buy
All online retailers
Price History
Interactive Size & Fit Finder
Alpinestars SM5 Racer TC-2 is a motocross/dirt bike helmet designed for off-road racing. It features a carbon fiber composite shell with an EPS liner and a removable chin bar (TC-2). The fit is generally aggressive and low-profile, suitable for riders with standard to slightly narrow head shapes who prefer a tight, secure fit typical of MX helmets.
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.
Available Colors & Graphics
Regional Legality Guidance
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