RSX TU L3 200mm flywheel with a weight of 3.20 kilo. The flywheel is a lot stronger than a standard flywheel that has been made lighter. The flywheels are already balanced and can be mounted directly. The difference between an L3 and L4 flywheel is the bolt pattern for the pressure plate. L3 is until 1999 and L4 from 1999.