Alpinestars SM5 Action 2 Helmet 8306123-3017
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Alpinestars 8306123-3017 SM5 Action 2 Helmet
The SM5 helmet has been designed to provide MX riders with a helmet that is safe and purposefully designed to deliver optimal protection and comfort. The lightweight SM5 helmet features a thermo-injected shell incorporating a special polymer blend enhanced by varying degrees of thickness that is engineered to deliver the optimal combination of impact protection and light weight, while the five density EPS liner ensures the correct density in the correct area for enhanced impact absorption.
Specifications
| Brand | Alpinestars |
| Manufacturer Part Number | 8306123-3017-S |
| Product Type | Helmets |
| Division | MX |
| Size | S |
| Color | Bright Red/Blue Glossy |
| Weight | 4.74 lb |
| Length | 16.54 in |
| Width | 10.83 in |
| Height | 12.60 in |
| UPC | 8059347173191 |
Frequently Asked Questions
What color is this helmet?
This is the Bright Red/Blue Glossy variant of the SM5 Action 2 Helmet from Alpinestars.
What size is this helmet?
This is size S. Check the brand's size chart when fit is critical.
Shipping & Returns
Shipping & Returns
Shipping:
Most qualifying in-stock orders are processed within one business day. In the contiguous 48 states, eligible in-stock orders placed before 12:00 PM (noon) in the customer's local time zone typically ship the same business day. Orders shipping to Alaska or Hawaii use a 12:00 PM Pacific Time cutoff (California time). These cutoffs apply only to eligible in-stock orders and are not guaranteed shipping or delivery times. Same-day shipping refers to processing and carrier handoff, not delivery. Weekends and holidays are excluded.
Payment verification, address verification, fraud review, and inventory availability may take longer. Supplier-direct fulfillment, freight shipping, and special handling may also take longer.
Returns:
Eligible products may be returned within 60 days of delivery, subject to our Return Policy. Return authorization is required. Certain products are final sale or subject to manufacturer warranty procedures, shipping charges, and applicable restocking fees.
Please inspect your order promptly upon delivery. Shipping damage, incorrect items, missing components, or quantity shortages must be reported within 3 business days after delivery. Retain the product, original packaging, shipping labels, and photographs while your claim is reviewed.

