Wheel stud replacement with axle shaft still in place, possible?

Only 5 bolts to remove axle completely takes 5 minutes if you have the right tools but it may be done without removing axle . Sucks for me I have 3 inch threaded studs so I have to remove it everytime lol

Not all of them are built that way. Probably 50 of us would need to remove differential cover to get the axle out.

Just for the sake of saying... You might run across front hub assemblies on modern cars that appear impossible to replace a stud in. Study closely though. You might find just a small amount of grinding on the button head of the stud for clearance will get it in there.