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The Cysum Speedy E-bike is our original design of an electric assisted bicycle. Our one-piece 29' wheel Speedy was a favorite among our customers in Germany. So we developed a new version of the Speedy based on customer feedback. The frame was changed from 29 inches to 27.5 inches, which is more suitable for smaller customers, and the wheels were changed from one-piece wheels to spoked wheels.
Today, we'll give you a quick overview of what to consider when choosing between one-piece wheels and spoked wheels for your electric bicycle.

Here are the three main differences between one-piece wheels and spoked wheels for electric bicycles (e-assist bikes):
One-piece wheels: These wheels are a single unit, typically made of alloys. They exhibit higher stiffness and strength, leading to greater durability in rugged terrain and under heavy loads.
Spoked wheels: A spoked wheel consists of a hub, a rim, and individual spokes connecting the two. This construction offers flexibility, providing better absorption of shocks and vibrations from uneven road surfaces. However, they are more susceptible to spoke breakage, which can affect long-term durability.
One-piece wheels: Unibody wheels are typically heavier than spoked wheels, which can add to the overall weight of an e-bike. However, the added stiffness improves power transfer efficiency, making them ideal for e-bikes where speed and stability are prioritized.
Spoked wheels: Spoked wheels have an open structure and are generally lighter, offering better agility and acceleration. This makes them ideal for riders seeking a more responsive and comfortable ride on mixed terrains.
One-piece wheels: One-piece wheels offer a sleek, modern aesthetic and require less maintenance, as there are no separate components, such as spokes, that can loosen or break.
Spoked wheels: While classic and traditional in appearance, spoked wheels require regular maintenance, including adjusting tension and potentially replacing broken spokes. They are easier to repair if damaged but demand more overall upkeep.
Each type has distinct advantages depending on your riding style, terrain, and personal preferences. If you have any questions or need further assistance, just ask us! Happy riding!
