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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.
Upgrade braking performance on your Suzuki DR-Z400S with the Brembo Serie Oro 78B40813 floating front brake rotor. Designed as a fully interchangeable replacement for the original equipment brake disc, this rotor combines Brembo engineering expertise with materials and construction developed for dependable street and performance use. Its floating design allows the braking band and hub to work with greater flexibility as temperatures change, helping maintain consistent braking response during demanding rides.
The stainless steel braking band is connected to a CNC-machined and anodized aluminum alloy hub through drive pawls. This construction is engineered to transmit braking torque effectively while improving resistance to thermal and mechanical stress. Brembo applies carefully developed geometries and machining tolerances to support smooth operation, reliable control, and predictable performance through repeated braking cycles. The Serie Oro range originated from Brembo’s racing experience and has become recognized for high-quality motorcycle braking components.
This front rotor is designed for the 2000–2009 Suzuki DR-Z400S and is suitable for riders seeking a durable replacement with performance-focused construction. It is built to work with the motorcycle’s original braking system and is an appropriate choice for maintenance, restoration, or an upgrade from a worn or damaged rotor. Expanded fitment information may be available through WPS Orders. Verify the motorcycle application and braking configuration before installation, and follow the manufacturer’s service procedures for proper fitment and operation.
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