Yamaha - Drive Sprocket 13 Tooth Drivetrain Component 93834-13206-00. Overview. When a sprocket starts to wear, you'll feel it right away-rough engagement, extra noise, and power not transferring clean. I've replaced a lot of these where the issue wasn't obvious until you got under load. The Yamaha Drive Sprocket 13 Tooth 93834-13206-00 helps bring everything back into proper alignment and smooth operation. It's a small part, but it keeps your drivetrain working the way it should.. Key Features. • 13 Tooth Drive Configuration - Provides the correct gearing for balanced performance and control.. • Precision Tooth Profile - Ensures smooth chain engagement and consistent power transfer.. • Yamaha Factory Fitment - Built to match original specifications and alignment points.. • Durable Metal Construction - Designed to handle wear, load, and continuous use.. • Direct Replacement Design - Installs easily with standard tools and factory hardware.. Engine & Boat Compatibility. The Yamaha Drive