Global Helmet Intelligence Platform

Alpinestars · SM5 · Alpinestars SM5

Alpinestars SM5 Course Blue

DOT, ECE 22.05

About the Alpinestars SM5 Course Blue

Dirt/MX

Dominate the dirt track with the Alpinestars SM-5 Course in striking blue. Engineered for the modern MX rider who demands both protective excellence and aerodynamic precision, this helmet features a lightweight composite shell that reduces fatigue over long race days. The advanced ventilation system ensures your head stays cool even under the most demanding conditions, while the Multi-Density EPS liner offers superior impact protection tailored to the unique shape of your head. With its aggressive styling and seamless integration of safety technology, the SM-5 Course is not just a helmet; it is your ultimate partner in victory. Experience the perfect blend of style, performance, and safety that only Alpinestars can deliver.

DOT, ECE 22.05 Intermediate Oval SM5 Family Polymer 2 year warranty Dirt/MX Premium

Technical Analysis

The SM-5 Course utilizes Alpinestars' proprietary Multi-Density EPS liner and a composite shell architecture to maximize impact absorption while maintaining a lightweight profile. Its aerodynamic shaping is specifically tuned for motocross, featuring a low-profile visor and optimized airflow channels that reduce drag without compromising cooling efficiency during high-intensity riding.

Feature Highlights

MIPS impact protection system High-impact polymer shell Intermediate oval head shape Advanced ventilation system Emergency release cheek pads Multi-density EPS liner Removable and washable interior

Safety & Aero-Acoustics HUD

Awaiting SHARP Audit

SHARP impact test results pending.

ECE 22.06 None
Aero-Acoustics 94 dB

Extremely Quiet: Superior long-distance sound damping.

Ventilation Flow 8/10

High Flow: Dynamic multi-channel active venting.

Double D-Ring 🔊 Comms Ready

Visor Features

Pinlock Ready Optically Correct
Real-time price tracking active across international retailers. Good Buy

Where to buy

Best price $339.95 Amazon

All online retailers

Marketplace Price Availability Updated
Amazon
$339.95 ● In Stock 1 second ago Buy Now →
Revzilla
$339.95 ● In Stock 1 second ago Buy Now →

Price History

Interactive Size & Fit Finder

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.

Alpinestars SM5 is a motocross/dirt helmet designed for off-road use; it does not feature integrated speakers, cable management ports, or HUD compatibility.

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

US

Status: Legal for Off-Road Use

Required: DOT

Certified for use in the United States; meets DOT FMVSS 218 standards.

EU

Status: Legal for Off-Road Use

Required: ECE 22.05

Compliant with ECE 22.05 regulations for use in European markets.

CA

Status: Legal for Off-Road Use

Required: DOT

Accepted for use in Canada under DOT standards.

Compare & buy

Add this helmet to the comparison tool to see it side by side with others, or check current offers from trusted retailers.

User Reviews

0.0

Based on 0 reviews

5 stars
0
4 stars
0
3 stars
0
2 stars
0
1 stars
0

No reviews yet. Be the first to share your experience with this helmet!

More from Alpinestars