+A gear is a fundamental [Machine Part](/wiki/machine-part), typically a toothed wheel that meshes with another toothed part to transmit motion. These interlocking components precisely alter speed, direction, or [Torque](/wiki/torque) within a system, a silent ballet of power and precision.
+## See also
+- [Gear Train](/wiki/gear-train)
+- [Cog](/wiki/cog)
+- [Rotation](/wiki/rotation)
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