As low as $99.99/mo with or . (Pay in 4 interest-free payments)
ALPINESTARS SP-X BOA Boots — Black, EU 42 ALPINESTARS SP-X BOA sleek sport boots built for riders who want race-ready protection with a cleaner, under-tech-pants look and excellent walking comfort. Designed for sport and sport touring, they deliver secure fit, compact mid-height coverage, and confidence off the bike. Key Features Sport/sport-touring profile: compact mid-height fit that works under riding pants. Upper made from Rideknit® with knitted mesh and seamless thermo-welded reinforcement. Protection-focused sole with TPU heel counter , toe slider, and Alpinestars Transversal Protection Frame (TPF) to resist impacts, bending, and twisting. Asymmetric back heel for a natural stride and improved off-bike stability. Integrated shin impact protector, dual-density ankle discs , and reinforced TPU shift pad and toe slider. Comfort engineering: front/back flex points in knitted areas plus PU midsole with double-cushioned heel; removable OrthoLite® insock . On/off convenience: medial zip combined with BOA speed lace system for fast, precise closure. Specifications Model: SP-X BOA Color: Black Size: EU 42 (US 8) Riding Style: Street Type: Street / Touring / Adventure Touring / Dual-Sport Fit: Mid-Calf Material: Thermoplastic Polyurethane (TPU) with microfiber upper Includes: 1 pair
SP-X boots are a sleek sport boot designed to fit under tech riding pants and provide superior walking capability
Optimized for the sport and sport touring rider, the SP-X are compact, mid-height boots with premium levels of protection and comfort on and off the bike
The upper is constructed from a combination of Rideknit® material and knitted mesh, plus seamless thermo-welded parts
The lower features a TPU heel counter, toe slider, and the Alpinestars Transversal Protection Frame (TPF) on the sole, allowing for high levels of protection against impacts and any bending or twisting
Additionally, the sole also features an all-new design with an asymmetric back heel to facilitate the rider's natural stride and promote off-bike stability
For protection, the SP-X has an integrated shin impact protector, dual-density ankle discs, plus TPU shift pad and toe slider reinforcement
For comfort, the knitted areas on the front and back flex points offer great freedom of movement, while the PU midsole with integrated double cushioned heel compound and removable OrthoLite® insock, provide great walking comfort
In and out is facilitated by a medial zip combined with the BOA speed lace system for compact and precise closure
SP-X boots are perfect for those sport riders looking for coverage and protection but without the full race boot, over the pant look
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