Alpinestars SMX-6 V3 Vented Boots - Black/White
US 8 / EU 42
$349.95
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- Ergonomic elastic gaiter in front provides a precise fit in any condition
- Streamlined contact surface with the bike for greater control and rider comfort
- Dual compound removable anatomic footbed made in EVA with Lycra on top
- Sole is constructed from a lightweight rubber compound offering excellent grip on the pedal box
Color: Black/White
In stock — dispatched in 1–2 business days
Estimated delivery
Ways to pay
- Shop Pay Installments — 4 interest-free payments on orders $50–$999.99, or pay monthly.
- Afterpay — 4 interest-free payments, generally over six weeks.
Also credit and debit cards, PayPal, Cash App Pay, Apple Pay and Google Pay. Choose how to pay at checkout.
Installments are subject to approval.
- FreeUS shipping on this item
- 90-dayreturns, no restocking fee
- GenuineAlpinestars, authorized dealer
Not sure about your size?
Check the size guide below, or send us the size you usually wear and a specialist at the dealership helps you pick the right one. No charge, no obligation.
See the size guide ↓
Ask a specialist →
Need help?
Not sure which size to order? Call the parts counter at Riders Miami Motorsports and we help you pick.
Tap to call · +1 645-239-3174Product details
- Packed with a host of innovative safety and protective features, SMX-6 v3 Vented Boots are the ultimate track and street performance riding boots packed with race-derived technology and protective materials designed to give riders a crucial performance edge on the track or street
- Precision-engineered to closely conform to the anatomical contours of the foot, offering optimal flexibility, improved walking comfort, and breathability
- Every component has been carefully designed with rider performance in mind, including the protection innovations, improved ergonomics, and comfort features
- Upper constructed from an advanced microfiber with a dedicated laser perforated area for breathability
- Engineered to offer light weight, high-performance to provide superb levels of flexibility protection against abrasion and designed to provide superb levels of flexibility
- Front flex and back flexion zones are constructed with textile over-injected on 3D mesh, with soft Thermoplastic Polyurethane (TPU) for enhanced impact abrasion while also promoting a natural forwards and backwards movement
- An evolution of Alpinestars unique ankle brace protection system provides a biomechanical support and protection between lateral top calf, shin and ankle, for superior ankle articulation, as well as providing Achilles and ankle impact protection
- Alpinestars Lace-Lock System is constructed from an advanced polymer resin for a guaranteed quick, precise, and secure closure
- Main upper material is constructed from microfiber with an area that has laser perforations to provide durability, high levels of abrasion resistance, and flexibility, as well as breathability
- Air vents on heel counter and shin plate plus breathable mesh inserts on the back improve comfort and reduce fatigue on short and long ride
- Perforation padding on entire boot, including front and rear bellow, collar, and ankle for added ventilation and breathability, as well as premium rider comfort
- Ergonomic last for forefoot streamlining to enable greater control and improved precision on the bike’s controls
- Ergonomic elastic gaiter in front provides a precise fit in any condition
- Front flex and back flex design combines textile and over-injected, soft TPU areas, offering improved impact abrasion and optimal, natural front and back movement of the foot
- Medial side entry opening/closure system features elastic-mounted zipper with wide hook and loop closure
- Streamlined contact surface with the bike for greater control and rider comfort
- Pull flap with dedicated design for increasing pensility and facilitating the hook and loop closure
- Dual compound removable anatomic footbed made in EVA with Lycra on top
- Internal insole with integrated shank reinforcement for support to the arch area and foot protection
- Internal toe box protection is layered under the upper for durability, improved feel, and overall performance
- Sole is constructed from a lightweight rubber compound offering excellent grip on the pedal box
- TPU lateral ankle brace protection provides a biomechanical support and protection between lateral top calf/shin and ankle
- Equipped with a TPU shifter zone for superior protection on the lower medial side
- Strategically positioned, race-derived TPU shin plate protector delivers superior impact and abrasion resistance while offering a more compact design, so the boot fits easily under the pants
| Brand | ALPINESTARS |
|---|---|
| Category | Footwear |
| Size | US 6.5 / EU 40, US 12 / EU 47, US 7.5 / EU 41, US 8 / EU 42, US 9 / EU 43, US 9.5 / EU 44, US 10.5 / EU 45, US 11.5 / EU 46, US 12.5 / EU 48 |
| Country of origin | Vietnam |
Part numbers by option
Each size is a separate manufacturer part. Pick your size above and we ship that exact part number.
| Size | Part number | UPC | Shipping weight |
|---|---|---|---|
| US 6.5 / EU 40 | 3404-1770 | 8059347456669 | 5.25 lb |
| US 12 / EU 47 | 3404-1777 | 8059347456737 | 6.25 lb |
| US 7.5 / EU 41 | 3404-1771 | 8059347456676 | 5.4 lb |
| US 8 / EU 42 | 3404-1772 | 8059347456683 | 5.45 lb |
| US 9 / EU 43 | 3404-1773 | 8059347456690 | 5.55 lb |
| US 9.5 / EU 44 | 3404-1774 | 8059347456706 | 5.65 lb |
| US 10.5 / EU 45 | 3404-1775 | 8059347456713 | 6.0 lb |
| US 11.5 / EU 46 | 3404-1776 | 8059347456720 | 6.1 lb |
| US 12.5 / EU 48 | 3404-1778 | 8059347456744 | 6.3 lb |
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Free US shipping over $49
$9.95 flat rate under $49, free above it. Most orders dispatch within 1–2 business days and arrive 3–5 business days after that.
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Ships from five US warehouses
Your order leaves whichever warehouse is closest to you, which is what keeps transit times short across the country.
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Wrong size? Exchange or return it
Send it back within 90 days for a different size or a refund. It must be unworn, with all tags and labels. Return shipping is paid by the customer; there is no restocking fee.
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90-day returns, no restocking fees
Return any unused item in its original packaging within 90 days of delivery.
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Authorized dealer, genuine gear
Every item is sourced directly from the manufacturer or their authorized distributor — this one from Alpinestars.
Measure yourself, then compare with Alpinestars's own chart below. Between two sizes? Send us your measurements and a specialist tells you which size to order.
Alpinestars footwear size chart
Size conversion; JP size is your foot length in cm. This model's US and EU sizes match this table. Source: Alpinestars' official footwear size charts (alpinestars.com).
| US | EU | JP / foot length |
|---|---|---|
| 3.5 | 36 | 22.5 cm |
| 4 | 37 | 23 cm |
| 5 | 38 | 24 cm |
| 6 | 39 | 25 cm |
| 6.5 | 40 | 25.5 cm |
| 7.5 | 41 | 26 cm |
| 8 | 42 | 26.5 cm |
| 9 | 43 | 27.5 cm |
| 9.5 | 44 | 28.5 cm |
| 10.5 | 45 | 29.5 cm |
| 11.5 | 46 | 30 cm |
| 12 | 47 | 30.5 cm |
| 12.5 | 48 | 31.5 cm |
| 13.5 | 49 | 32 cm |
| 14 | 50 | 33 cm |
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Why buy from Riders Miami
Riders Parts is the parts counter of Riders Miami Motorsports — a full motorcycle dealership in North Miami Beach with a showroom and a service department. Not sure about a size? The team at the parts counter helps you pick one before you order.
Visit the dealership (opens in a new tab)- A real dealership Riders Miami Motorsports: showroom and service department at 1926 NE 154th St, North Miami Beach, FL.
- Ships from 5 US warehouses Dispatched from whichever of our five US warehouses is closest to you, in 1–2 business days.
- Help with sizing Send the size you wear in another brand, or your measurements, and we tell you which size to order.
- Talk to a person +1 645-239-3174 · parts@ridersmiami.com · Mon–Sat 9–7, Sun 10–5.