2011 Scion tC Drive
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The Motorcycle Drive System: Power Where It Counts
The drive system is the critical link between your engine and the rear wheel. Every bit of power your motor produces must pass through this system before it reaches the pavement — making the condition and quality of your chain, sprockets, and related components a direct factor in performance, reliability, and safety. Whether you ride a dirt bike through gnarly terrain, push a sport bike through canyon corners, or commute daily on a streetfighter, understanding the drive system is fundamental to keeping your motorcycle running its best.
The chain drive works by transferring mechanical power from the engine's countershaft sprocket to the rear wheel via a roller chain and rear sprocket. The ratio of teeth between the front and rear sprockets determines gearing — a key variable that influences acceleration, top speed, and overall power delivery. Riders often swap sprocket sizes to tune their bike's character for specific riding styles or track configurations.
What's in the Drive Category?
This category covers the core components of the final drive assembly. Browse Sprockets to find front (countershaft) and rear chainwheels in a variety of tooth counts and materials — from lightweight aluminum for racing to durable steel for street longevity. When it's time for a complete refresh, Chain & Sprocket Kits bundle a matched chain, front sprocket, and rear sprocket together for a simple, cost-effective drivetrain upgrade. As one industry expert notes, the chain and sprockets wear as a set and should be replaced together — mixing old and new components accelerates wear and can lead to noise and premature failure.
Top Drive Brands
Renthal is the dominant name in this category for good reason. Since 1984, Renthal has been an industry leader in chainwheel fitment, with involvement with championship-winning race teams ensuring the finest products available for street and track motorcycles. Their iconic Ultralight rear sprockets are CNC machined with Renthal's "Ultralight" lightening pattern to reduce weight and disperse chain load, then finished with surface coatings to reduce wear and increase drivetrain life.
Vortex is a favorite among sport and track riders. Vortex is best known for their sprockets, and their catalog has expanded to include V3 Chain Kits and more. In 1995, they released the CAT5 sprocket design, which has since become the industry's most iconic sprocket. Vortex chain kits include a V3 X-ring chain, front sprocket, and rear sprocket matched to your specific application.
D.I.D. (Daido Industrial Development) has been engineering drive chains in Japan since 1933. D.I.D's industry-leading strength-to-weight ratio provides a measurable performance advantage, and their patented X-Ring and O-Ring sealing technology delivers unyielding longevity. The 520VX3 boasts 32% longer chain life than the VO Series due to D.I.D's patented X-Ring seal technology.
JT Sprockets offers one of the broadest fitment catalogs in the industry, making them a go-to source for riders who need hard-to-find sprocket sizes across a wide range of makes and models — particularly for street and dual-sport applications.
Twin Power rounds out the top brands, supplying drivetrain components focused on the American V-twin market, including Harley-Davidson applications where reliable, heavy-duty drive components are essential.
Choosing the Right Drive Components
When shopping for drive parts, consider your riding style and how you use your machine. Steel sprockets offer superior wear life for high-mileage street use, while aluminum sprockets solve the weight problem by being half the weight of a steel counterpart — making them ideal for racing. Chain pitch (420, 520, 525, 530) must match across the front sprocket, rear sprocket, and chain. Proper lubrication and tension are equally important: lack of lubrication is a common cause of chain and sprocket wear, and neglecting a chain will cause it to rust. Replace your entire drive system as a set to maximize longevity and performance.