Can a Dry Dual-Clutch Transmission Coast in Neutral?

1 Answers
McMicah
07/29/25 3:13pm
Dry dual-clutch transmissions can coast in neutral. Most dual-clutch transmissions use two types of oil: One is gear oil, and the other is transmission oil. Both types usually need to be replaced together during maintenance. The structure of a dual-clutch transmission is similar to that of a manual transmission, except that it has an additional set of clutches and a shift control mechanism. There are two types of dual-clutch transmissions: One is the dry dual-clutch, and the other is the wet dual-clutch. In a dry dual-clutch transmission, the clutch plates are not immersed in transmission oil, whereas in a wet dual-clutch transmission, the clutch is submerged in transmission oil. Wet dual-clutch transmissions generally offer better reliability and stability compared to dry ones. They can handle higher torque and have superior heat dissipation performance. However, dry dual-clutch transmissions provide faster shifting speeds than wet dual-clutch transmissions.
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