Alpinestars SM3 Solid Helmet front view with black glossy finish for motocross protection.
Alpinestars SM3 Solid Helmet side view highlighting lightweight construction for reduced rider fatigue.
Alpinestars SM3 Solid Helmet rear view showing thermo-injected shell and energy management.
Alpinestars SM3 Solid Helmet goggle-ready design ensures stable goggle positioning.
Alpinestars SM3 interior padding demonstrates removable, washable comfort for long rides.
Alpinestars SM3 lightweight build supports comfortable all-day use.
Alpinestars SM3 MX-use case with optimal ventilation for off-road riding.
Alpinestars SM3 certified for motocross use with CE and DOT approvals.
Alpinestars SM3 solid helmet black glossy finish ideal for rugged terrain.
Alpinestars SM3 Solid Helmet front view with black glossy finish for motocross protection.
Alpinestars SM3 Solid Helmet side view highlighting lightweight construction for reduced rider fatigue.
Alpinestars SM3 Solid Helmet rear view showing thermo-injected shell and energy management.
Alpinestars SM3 Solid Helmet goggle-ready design ensures stable goggle positioning.
Alpinestars SM3 interior padding demonstrates removable, washable comfort for long rides.
Alpinestars SM3 lightweight build supports comfortable all-day use.
Alpinestars SM3 MX-use case with optimal ventilation for off-road riding.
Alpinestars SM3 certified for motocross use with CE and DOT approvals.
Alpinestars SM3 solid helmet black glossy finish ideal for rugged terrain.

Alpinestars SM3 Solid Helmet ECE06/DOT XL – Black Glossy

The Alpinestars SM3 Solid Helmet is built for riders who demand comfort, protection, and versatility on motocross...
Vendor: Alpinestars
Availability: In stock
£298.22
£298.22
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Subtotal: £298.22
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Alpinestars SM3 Solid Helmet front view with black glossy finish for motocross protection.

Alpinestars SM3 Solid Helmet ECE06/DOT XL – Black Glossy

£298.22
Alpinestars SM3 Solid Helmet front view with black glossy finish for motocross protection.
Alpinestars SM3 Solid Helmet side view highlighting lightweight construction for reduced rider fatigue.
Alpinestars SM3 Solid Helmet rear view showing thermo-injected shell and energy management.
Alpinestars SM3 Solid Helmet goggle-ready design ensures stable goggle positioning.
Alpinestars SM3 interior padding demonstrates removable, washable comfort for long rides.
Alpinestars SM3 lightweight build supports comfortable all-day use.
Alpinestars SM3 MX-use case with optimal ventilation for off-road riding.
Alpinestars SM3 certified for motocross use with CE and DOT approvals.
Alpinestars SM3 solid helmet black glossy finish ideal for rugged terrain.

Alpinestars SM3 Solid Helmet ECE06/DOT XL – Black Glossy

£298.22
Description
Description
x

The Alpinestars SM3 Solid Helmet is built for riders who demand comfort, protection, and versatility on motocross and off‑road trails. Its thermo‑injected shell with variable thickness helps manage impact energy, while a carefully tuned interior delivers a secure, breathable fit through long sessions. The result is a lighter overall helmet that supports endurance without compromising protection.

Designed for MX and off‑road use, the SM3 emphasizes ventilation, mobility, and stability. It is goggle‑ready for stable positioning during aggressive riding, and it carries certifications that align with common riding expectations on diverse terrains. This combination makes it a practical choice for riders who switch between dusty tracks and rugged paths.

Key benefits you may experience

  • Impact energy management through a thermo‑injected shell with variable thickness for a balanced, protective feel.
  • Lightweight construction to reduce rider fatigue during extended sessions on rough tracks.
  • Removable and washable interior padding that stays secure yet easy to refresh between rides.
  • Goggle‑ready design that helps keep goggles in place while you push through bends or choppy sections.

Beyond raw protection, the SM3 supports real‑world riding needs. For motocross and off‑road adventures, the helmet is engineered to provide ventilation, protection, and mobility wherever the course takes you. The CE 22.06 and DOT certifications reflect a broad approach to on‑the‑track performance that riders can rely on for day‑to‑day use.

More reasons riders appreciate the SM3

  • Removable interior padding facilitates quick refreshes after a muddy or dusty ride.
  • Lightweight construction helps you stay comfortable over long weekends of riding or training.
  • Goggle compatibility reduces shifting or fogging during intense laps.
  • Off‑road ready design provides a versatile option for riders who switch between MX and trail riding.

Whether you are tackling a sandy course, a rugged forest trail, or a fast‑open MX track, the SM3 Solid Helmet aims to offer reliable everyday practicality and confident fit. While individual results vary with riding style and conditions, this helmet presents a balanced package of features that align with common off‑road riding needs.

FAQ

Q: What certifications does the Alpinestars SM3 Solid Helmet have?

A: CE 22.06 and DOT certified for motocross and off-road use.

Q: What comfort and wear features does the SM3 include?

A: Removable, washable interior padding and a lightweight shell support secure, comfortable all-day riding.

Shipping & Return
Shipping & Return
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Returns Policy

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

Shipping

We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

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