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 BK/RD in size 40 offers exceptional comfort and durability for street motorcycle riders. Crafted with high-quality materials, these boots provide reliable protection and style for daily riding or longer trips. The sleek black design complements various riding gear, making it a versatile choice for motorcycle enthusiasts. Designed with the rider's comfort in mind, the REX Air Boot features an ergonomic fit that ensures stability and support during extended use. Its construction emphasizes safety, with reinforced areas to protect against impacts and abrasions, while maintaining flexibility for natural movement. The lightweight design reduces fatigue, allowing riders to focus on the road ahead without discomfort. With a reputation for quality craftsmanship from Sidi, these boots are built to withstand the rigors of street riding while offering a comfortable, secure fit. Whether navigating city streets or open highways, the REX Air Boot BK/RD is an excellent addition to any rider's gear collection, providing both style and safety in a reliable package.
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