If you read How Torque Converters Get the job done, you realized about lockup torque converters. In an effort to boost efficiency, some cars Use a system that locks up the torque converter so the output on the motor goes straight to the transmission. Reverse Gear Reverse is very similar https://gearbox-auto10853.csublogs.com/40759911/an-unbiased-view-of-gearbox-auto