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.
Unleash your V-Twin’s potential with Maxima V-Twin Full Synthetic 20W-50 Engine Oil, 32oz (Part #30-11901), from Factory SuperBike. Formulated specifically for V-Twin engines, this full synthetic, ester-fortified 4-stroke oil is approved for Harley-Davidson engines, transmissions, and primaries, delivering superior protection, oxidative stability, and excellent clutch feel.
Engineered for high-performance V-Twin motorcycles like Harley-Davidson, this 20W-50 oil ensures clean, trouble-free engines with unmatched durability. Made in the U.S.A., it’s perfect for cruisers and touring bikes. Maxima Racing Oils
Note: Not for sale in California or New York (Prop 65).
Rev up your V-Twin. Limited stock—text DEALS to 503-832-7473 to secure yours today!
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