{"product_id":"alpinestars-smx-6-v3-drystar-boots-black-us-9-eu-43-part-number-2243025-10-43","title":"Alpinestars SMX-6 V3 Drystar Boots Black, US 9 \/ EU 43, Part Number 2243025-10-43","description":"SMX-6 V3 Drystar® Boots - Black - US 9\/EU 43\n\u003cp\u003eThe Alpinestars SMX-6 V3 Drystar Boots combine race-derived protection with all-weather performance for sport riding, track days, and everyday street use. This black motorcycle boot is designed in US size 9 \/ EU 43 and features an advanced microfiber upper that provides lightweight abrasion resistance, flexibility, and a precise performance-oriented fit. The integrated Alpinestars Drystar waterproof and breathable liner helps keep feet protected in wet conditions while allowing moisture vapor to escape for improved comfort during extended rides.\u003c\/p\u003e\u003cp\u003eProtection is built into the boot through a race-derived ankle brace system that supports the area between the upper calf, shin, and ankle. This system promotes natural ankle articulation while helping limit hyper-torsion, hyper-extension, and hyper-flexion. The boot also includes a strategically positioned TPU shin plate, dual-density TPU ankle protectors, and reinforced front and rear flex zones. Textile sections over-injected with soft TPU improve impact and abrasion protection without restricting forward and backward movement.\u003c\/p\u003e\u003cp\u003eThe Alpinestars Lace-Lock System uses an advanced polymer resin closure for secure, consistent fastening and quick adjustment. A replaceable dual-density TPU toe slider with a screw-in assembly protects the outer toe area while maintaining walking flexibility. Replaceable heel and external side heel sliders are positioned to help dissipate impact energy and encourage controlled sliding during an accident. The SMX-6 V3 Drystar delivers a balanced combination of protective coverage, mobility, and weather resistance for riders seeking dependable performance on both the track and street.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e Designed for motorcycle riders seeking a sport-oriented boot in US men's size 9 \/ EU 43. Verify sizing and riding-gear compatibility before purchase.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Alpinestars\u003cbr\u003e\u003cstrong\u003eBrand:\u003c\/strong\u003e Alpinestars\u003cbr\u003e\u003cstrong\u003eVendor Part Number:\u003c\/strong\u003e 2243025-10-43\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSize: US 9 \/ EU 43\u003c\/li\u003e\n\u003cli\u003eModel: SMX-6 V3 Drystar\u003c\/li\u003e\n\u003cli\u003eColor: Black\u003c\/li\u003e\n\u003cli\u003eWaterproofing: Alpinestars Drystar waterproof and breathable liner\u003c\/li\u003e\n\u003cli\u003eUpper: Advanced microfiber construction for abrasion resistance, lightweight performance, and flexibility\u003c\/li\u003e\n\u003cli\u003eAnkle Protection: Race-derived ankle brace system helps limit hyper-torsion, hyper-extension, and hyper-flexion\u003c\/li\u003e\n\u003cli\u003eShin Protection: Strategically positioned TPU shin plate for impact and abrasion resistance\u003c\/li\u003e\n\u003cli\u003eAnkle Protectors: Dual-density TPU protectors positioned between the upper and padded lining\u003c\/li\u003e\n\u003cli\u003eFlex Zones: TPU-reinforced front and rear zones support natural movement\u003c\/li\u003e\n\u003cli\u003eClosure: Alpinestars Lace-Lock System for precise and secure fastening\u003c\/li\u003e\n\u003cli\u003eToe Protection: Replaceable dual-density TPU toe slider with screw-in assembly\u003c\/li\u003e\n\u003cli\u003eHeel Protection: Replaceable heel slider and external side heel slider for shock dissipation and controlled sliding\u003c\/li\u003e\n\u003cli\u003eBrand: Alpinestars\u003c\/li\u003e\n\u003cli\u003eManufacturer: Alpinestars\u003c\/li\u003e\n\u003cli\u003eVendor Part Number: 2243025-10-43\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ALPINESTARS","offers":[{"title":"Default Title","offer_id":67565956825323,"sku":"34041694","price":399.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0611\/3882\/9547\/files\/4368445.png?v=1790786899","url":"https:\/\/ctracingservices.com\/products\/alpinestars-smx-6-v3-drystar-boots-black-us-9-eu-43-part-number-2243025-10-43","provider":"Cascade Tire \u0026 Racing Services","version":"1.0","type":"link"}