A semi-automatic transmission is wherever a few of the operation is automatic (often the actuation of the clutch), but the driver's enter is necessary to maneuver off from a standstill or to vary gears. A handbook transmission requires the driver to manually choose the gears[6] by functioning a gear stick https://automobile-gearbox07383.get-blogging.com/34677430/the-best-side-of-automobile-gearbox