A person needs a steering wheel puller to remove a steering wheel. It will help remove the steering wheel by putting pressure on the middle and by pulling up on the rest of the steering wheel.

A steering wheel on a sail boat is still called a steering wheel.

You can replace a steering wheel cover by first removing the old steering wheel. Once complete, wash and dry clean the steering wheel and then apply your new steering wheel cover.

That would be the nut that holds the steering wheel to the steering shaft.

in the middle of the steering wheel.