To provide a gear shift controller capable of injecting predetermined amount of fuel into a cylinder with high precision even before an engine stops and realizing stable engine early start control.

This gear shift controller controls a clutch mechanism for transmitting power of at least the engine to a driving wheel or cutting it to change and control a change gear ratio by a gear shift mechanism. This gear shift controller is provided with a clutch control means for controlling the clutch mechanism during running to adjust the number of revolutions of the engine to predetermined number of revolutions and then releasing it to adjust a crank angle to a predetermined angle based on engine early start control from an engine controller. The clutch control means releases the clutch mechanism in accordance with start of engine early start control and adjusts clutch engaging pressure immediately before the engine stops to adjust the number of revolutions of the engine to predetermined number of revolutions.