Flywheels and Flexplates

Flywheels and Flexplates are essential parts of a vehicle's drivetrain, each designed for distinct roles in managing engine operations. A flywheel is typically found in vehicles with manual transmissions. Its primary function is to store rotational energy from the engine, providing a smooth power delivery and a stable surface for the clutch to engage. For those seeking enhanced performance, an aluminum flywheel is often chosen over a steel flywheel due to its reduced weight, which contributes to quicker acceleration and improved throttle response. However, steel flywheels are recognized for their robust durability and ability to maintain smoother engine idling.

Conversely, a flexplate is a vital component in vehicles equipped with automatic transmissions. It acts as a connecting link between the engine's crankshaft and the torque converter, facilitating the transfer of power. A key role of the flexplate is to serve as a vibration dampener, absorbing the vibrations produced by the torque converter and engine to ensure smooth operation of the transmission components. Both flywheels and flexplates contribute to engine balancing by providing a stable and balanced connection between the engine and the rest of the drivetrain. Understanding the specific function of each—whether it's manual transmission parts like a flywheel or the flexible connection of a flexplate—is crucial for maintaining a vehicle's performance and integrity.