gigle fligen nockin pooopie
not sure, but probably due to spare wheel(fifth wheel) used to be kept in pickup bed, which is where fifth wheel hitch goes. Not quite. In the days of horse-drawn wagons, the fifth wheel was a...
The wheel generally turns the axle.
an axle
If it is a front wheel drive sometimes a bad cv joint can cause a popping sound when you are turning.
Assuming this is a rear wheel, it could be a stuck e-brake cable.