No, not all motorcycles are chain-driven. Motorcycles can have different types of drivetrains, including chain drive, belt drive, and shaft drive.
Chain Drive: Chain drive is a common type of drivetrain used in motorcycles, especially in sport bikes and off-road motorcycles. It consists of a chain that transfers power from the engine to the rear wheel. Chain drives are known for their efficiency and affordability but require regular maintenance, such as lubrication and tension adjustment.
Belt Drive: Belt drive is another type of drivetrain used in motorcycles. It utilizes a reinforced rubber belt to transfer power from the engine to the rear wheel. Belt drives are popular in cruisers and some touring motorcycles due to their smooth operation, low maintenance requirements, and cleaner appearance compared to chain drives.
Shaft Drive: Shaft drive is a drivetrain system that employs a driveshaft to transfer power from the engine to the rear wheel. This system is commonly found in touring motorcycles, cruisers, and some adventure bikes. Shaft drives offer low maintenance and a smooth, quiet operation but are generally heavier and more complex than chain or belt drives.
The choice of drivetrain depends on various factors, including the motorcycle's intended use, performance requirements, cost considerations, and manufacturer's design preferences.