Alpinestars Tech 3 Boots - Black - 3410-1886
US 7 / EU 40.5
$269.95
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- Light microfiber on front and rear bellow gives more comfort on the flexible area
- Toe box is made of synthetic material for high abrasion
- Extended Polyurethane (PU) synthetic gaiter helps seal out excessive water and dirt entry
- The TPU higher medial protector is designed with technical texture for improved grip
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
- Upper construction is made from innovative and light microfiber material that is flexible and abrasion resistant
- Light microfiber on front and rear bellow gives more comfort on the flexible area
- Toe box is made of synthetic material for high abrasion
- Extended Polyurethane (PU) synthetic gaiter helps seal out excessive water and dirt entry
- Contoured Thermoplastic Polyurethane (TPU) calf protector plate, TPU higher medial protector, TPU outer lateral ankle and TPU heel counter offer support and resistance to impacts
- Rear Thermoplastic Rubber (TPR) gaiter patch applied on top of the TPU calf protector gives protection and comfort on rear flex
- Injected TPU shin plate connected with the TPU medial protector panel; Hook-and-loop upper closure, plus TPR flap for broad ranging calf fit adjustment and support
- The TPU higher medial protector is designed with technical texture for improved grip
- Bio-mechanical medial blade system allows a good front rear flex giving support and protection to the ankle
- The ergonomic TPU triple buckle straps wrap harmoniously around the front flex from the medial protector to the lateral side without compromising the flex of the boot
- Closure system includes 3 polymer buckles with an innovative closure system. This closure includes a ratchet with memory and a quick release/locking system with self-aligning design for easy, precise closure; the all buckles are replaceable
- Innovative one-piece TPU injected dual compound foot shell, reinforced by a metal shank inside a co-injected toe reinforcement
- Soft foams surrounds the ankles and collar offer comfort and shock absorbing performance
- Replaceable EVA footbed with textile lining on top
- High grip rubber compound outsole. The sole is replaceable
| Brand | ALPINESTARS |
|---|---|
| Category | Footwear |
| Size | US 7 / EU 40.5, US 9 / EU 43, US 5 / EU 38, US 6 / EU 39, US 8 / EU 42, US 10 / EU 44.5, US 11 / EU 45.5, US 12 / EU 47, US 13 / EU 48, US 14 / EU 49.5, US 15 / EU 51, US 16 / EU 52 |
| 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 7 / EU 40.5 | 3410-1886 | 8021506924920 | 5.3 lb |
| US 9 / EU 43 | 3410-1888 | 8021506924944 | 5.3 lb |
| US 5 / EU 38 | 3410-1884 | 8021506924906 | 6.7 lb |
| US 6 / EU 39 | 3410-1885 | 8021506924913 | 6.8 lb |
| US 8 / EU 42 | 3410-1887 | 8021506924937 | 7.5 lb |
| US 10 / EU 44.5 | 3410-1889 | 8021506924951 | 9.7 lb |
| US 11 / EU 45.5 | 3410-1890 | 8021506924968 | 9.7 lb |
| US 12 / EU 47 | 3410-1891 | 8021506924975 | 9.7 lb |
| US 13 / EU 48 | 3410-1892 | 8021506924982 | 9.3 lb |
| US 14 / EU 49.5 | 3410-1893 | 8021506924999 | 9.7 lb |
| US 15 / EU 51 | 3410-1894 | 8021506925002 | 9.85 lb |
| US 16 / EU 52 | 3410-1895 | 8021506925019 | 10.0 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 |
|---|---|---|
| 5 | 38 | 24 cm |
| 6 | 39 | 25 cm |
| 7 | 40.5 | 25.5 cm |
| 8 | 42 | 26.5 cm |
| 9 | 43 | 27.5 cm |
| 10 | 44.5 | 29 cm |
| 11 | 45.5 | 29.5 cm |
| 12 | 47 | 30.5 cm |
| 13 | 48 | 31.5 cm |
| 14 | 49.5 | 32.5 cm |
| 15 | 51 | 33.5 cm |
| 16 | 52 | 34.5 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.