Alpinestars
Alpinestars S-M3 Adult MX Helmet - Radium Black / Red Fluoro / White Gloss
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DESCRIPTION
The Alpinestars S-M3 Adult MX Helmet is engineered for motocross, enduro, and off-road riders seeking exceptional protection, lightweight comfort, and advanced safety technology. Featuring a high-strength thermoplastic shell, multi-density EPS liner, and Alpinestars' patented rotational impact technology, the S-M3 delivers premium performance for riders of all skill levels.
Designed to maximise ventilation, comfort, and impact management, the S-M3 also incorporates a patented visor release system, Emergency Release cheek pads, and a race-inspired fit, making it an ideal helmet for demanding off-road conditions.
Key Features
~ Lightweight thermoplastic shell construction
~ Multi-density EPS liner for optimised impact absorption
~ Patented low-friction rotational impact protection technology
~ Patented visor release system helps reduce neck forces during impacts
~ 10 intake vents and 7 exhaust ports for maximum airflow
~ Hydration tube channels integrated into the cheek pads
~ Emergency Release cheek pad system for safer helmet removal
~ Removable, washable comfort liner made from recycled materials
~ Replaceable crown and cheek pads available in multiple thicknesses for customised fit
~ Stainless steel Double D-ring retention system
Protection
~ ECE 22.06 and DOT certified for international road and off-road use
~ Advanced thermo-injected polymer shell engineered for lightweight impact protection
~ Five-piece multi-density EPS liner with four density levels for superior energy management
~ Patented low-friction internal coating reduces rotational forces during angled impacts
~ Optimised chin bar construction exceeds Alpinestars' internal impact testing standards
~ Patented visor release system helps minimise rotational and neck forces during crashes
~ Emergency Release System (ERS) allows safer removal by first responders
Construction
~ Advanced thermo-injected polymer shell with optimised wall thickness
~ Lightweight shell weighing approximately 1,430 g (Size Medium, ECE)
~ Five-piece multi-density EPS impact liner
~ Patented low-friction internal impact layer
~ 10 intake ventilation ports
~ 7 rear exhaust ventilation ports
~ Hydration tube channels integrated into cheek pads
~ Removable, washable comfort liner constructed from recycled materials
~ Replaceable cheek pads and crown liner available in multiple thicknesses
~ Soft 25 mm textile chin strap
~ Stainless steel Double D-ring closure system
Technical Specifications
~ Certification: ECE 22.06 & DOT Approved
~ Shell Construction: Advanced Thermo-Injected Polymer Blend
~ Weight: Approximately 1,430 g (Medium, ECE)
~ EPS Liner: Five-Piece Multi-Density Construction (4 Density Levels)
~ Ventilation: 10 Intake & 7 Exhaust Ports
~ Retention System: Stainless Steel Double D-Rings
~ Safety Features: Patented Low-Friction Rotational Protection, Patented Visor Release System, Emergency Release Cheek Pads
~ Liner: Removable, Washable & Replaceable Comfort Liner
~ Fit Adjustment: Optional Crown & Cheek Pads in Multiple Thicknesses
~ Intended Use: Motocross, Enduro & Off-Road Riding
Built for riders who demand modern safety technology, exceptional comfort, and race-ready performance, the Alpinestars S-M3 Adult MX Helmet delivers outstanding protection and confidence on every ride.
SHIPPING
SHIPPING
Orders can be shipped from either Auckland, Hamilton, Kihikihi, New Plymouth, Wellington or Christchurch warehouses. Depending on the location of items you have ordered, Motozone will ship your purchase from the closest location where possible.
New Zealand
Free shipping on order over $199.00.
For orders under $199.00, shipping throughout New Zealand is $7.99 for Urban and $12.99 for Rural Shipping.
In most cases shipping is overnight however it can take 2-3 days depending on time/day the order was placed. If delivery is to a rural address please allow a couple of extra days. We can ship to your place of work!
Australia
Free shipping on order over $199.00.
For orders under $199.00, shipping throughout Australia is $19.99
Delivery takes approx. 5-10 days delivery.
RETURNS
RETURNS
Any goods purchased from Motozone can be returned within 30 days of receipt for refund or exchange.
The goods must be returned new, unused, unaltered, not previously installed, and in a sellable condition with all of the original packaging.
This right of return will not cover items that are special orders and found to be an incorrect fit, this is the responsibility of the purchaser, however all other standard warranties will apply.
Freight costs will not be refunded.
For the returns process contact or phone Motozone with your invoice number and the reason for return. We will then email you the correct form for processing.