The cerebellum is responsible for maintaining balance by making postural corrections. It modifies signals to motor neurons based on input from vestibular receptors and proprioceptors to accommodate changes in body posture or muscle stress. Source: https://nba.uth.tmc.edu/neuroscience/m/s3/chapter05.html#:~:text=Thecerebellumisimportantfor,changesinloaduponmuscles.

The dorsal root ganglion is a cluster of sensory neurons' neuronal cell bodies which carry sensory impulses. The peripheral nervous system sends sensory neural impulses to the central nervous system through the dorsal root ganglion. Source: https://www.kenhub.com/en/library/anatomy/dorsal-root-ganglion

The spinal cord is a long stretch of tissue that resembles a tube. It is the link between the brain and lower back. Nerve signals travel from your brain to your body via the spinal cord. These nerve signals aid in the perception of feelings and the movement of the body. Source: https://my.clevelandclinic.org/health/body/21946-spinal-cord#:~:text=Itconnectsyourbrainto,affectyourmovementorfunction.