As low as $69.99/mo with or . (Pay in 4 interest-free payments)
ALPINESTARS SM3 Heat Helmet (Matte Silver/Blue/Black) – Small Built for MX, Enduro, and Off-Road riding, the ALPINESTARS SM3 Heat Helmet combines lightweight construction, advanced impact management, and optimized airflow for confident performance on every ride. Key Protection & Construction Thermo-injected shell with a polymer blend and varied thickness for impact protection with low weight. Impact-resistant thermoplastic outer shell for durability. Composite fiber inner shell built between the outer shell and EPS liner for enhanced impact defense. 6-piece EPS liner with five densities to optimize volume control and impact absorption. Polished EPS with special coating to reduce friction for rotational impact management . Engineered inner/outer surfaces help minimize effects of oblique impacts . Fit, Comfort & Ventilation Tailorable fit with crown and cheek pad adjustability. Maximized ventilation with 10 inlets and 7 exhaust ports; visor directs air into ports. Comfort liner made with recycled materials for a reduced carbon footprint. Hydration tube channels integrated into the cheek pads. 25 mm soft textile chin strap for comfort and security. Safety Features Emergency Release System with removable cheek pads for safer removal while on the rider. 3D contoured foam for rider comfort. Stainless steel D-rings ensure a tight, secure fit. Riding Styles: Off-Road, UTV, ATV, MX • Finish: Matte • Model: SM3 • Color/Graphic: Heat • Size: Small • Weight: 5 lbs
Varied thickness shell construction for optimized protection and light weight
Optimized for MX, Enduro, and Offroad use
Delivers blend of performance, protection, and comfort
Key Features
Features thermo-injected shell incorporating a polymer blend enhanced by varying degrees of thickness that is engineered to deliver the optimal combination of impact protection and light weight
Lightweight outer shell is constructed from impact resistant thermoplastic
Inner shell constructed with a composite fiber assembled between the outer shell and the EPS liner for maximum protection against impacts
Fit can be tailored to the rider's head thanks to the helmet's crown and cheek pads
Construction
Multiple density inner liner ensures the helmet is equipped with the correct density in the correct area for enhanced impact absorption, while also helping to reduce overall weight
6-piece EPS liner with five densities to effectively manage volume and impact performance
Polished inner EPS liner with special coating to reduce friction with comfort liner for rotational impact management
The inner and outer surfaces are engineered to minimize the effects of oblique impacts
Low friction coating is applied to the inner part of the main EPS liner to reduce the rotational acceleration forces that can result form certain oblique impacts
Maximized ventilation and high levels of heat transfer exchange thanks to ten inlets and seven exhaust ports
The visor has been designed to direct air into the ports for enhanced airflow
Visor release system ensures the visor is released with the correct pre-determined amount of force, effectively reducing the forces on the rider's neck during an impact
Comfort liner is constructed using recycled materials for a lower carbon footprint
Hydration tube channels are integrated into the helmet's cheek pads for convenience and performance
Soft textile chin strap is 25 mm for optimal safety and rider comfort
Protection
Equipped with an Emergency Release System and removable cheek pads to permit the safe and easy removal of the cheek pads while the helmet is still on, while the 3D contoured foam ensures rider comfort
Chin area optimized for superior impact performance
Stainless steel D-rings ensure a tight and secure fit
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. (Pay in 4 interest-free payments)
