Customer Service (503) 832-7336
The Only Place For People Who Ride


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Free standard shipping on orders over $149
We ship to the lower 48 United States. Orders over $149 ship free; a flat rate applies under $149. Estimated delivery dates are shown at checkout based on item availability and the shipping option you choose.
We text or call to confirm sizing & fitment before we ship.
Every Factory SuperBike order includes a free expert check from real riders. Before we ship helmets and gear, we text or call to confirm your size and fit; for parts, we verify fitment to your bike. This is why we don't have to guess and you don't have to gamble.
Helmet & gear orders: reply to our text to confirm and your order ships, typically same day. No reply within 48 hours and we'll call you. Questions now? Call or text (503) 832-7336.
The Sidi REX Air Boot in black size 40 offers superior protection and comfort for street motorcycle riders. Crafted with high-quality materials, these boots are designed to withstand daily riding conditions while providing a comfortable fit. The model features a durable outer shell that resists abrasion and impact, ensuring safety during rides. The innovative ventilation system enhances airflow, preventing overheating and maintaining comfort during extended use.
Constructed with a focus on rider ergonomics, the REX Air Boot incorporates a secure closure system and an ergonomic design that supports natural foot movement. The robust sole provides excellent grip on various surfaces, contributing to rider confidence and stability. Whether navigating city streets or longer rides, these boots deliver reliability and style in equal measure.
Manufactured in Romania, the Sidi REX Air Boot combines European craftsmanship with functional design. Its versatile street class makes it suitable for everyday riding, offering both protection and style. The sleek black finish complements a wide range of riding gear, making these boots an ideal choice for motorcyclists seeking a blend of safety, comfort, and durability.
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