If I were you I'd take all the risk and worry out of it and buy a winch mount for your hitch receiver, then only mount it when you need it. Sounds like a hell of a hassle for a winch that MIGHT fit that MIGHT tear your bumper off that you MIGHT not even use.
2005 F-150 Lariat [Current]
I survived the 5.4L spark plug change and didn't break any!
Gibson stainless performance headers. Flowmaster 40 dual-out muffler. SCT X4 + 5star performance tune.
If you think hiring a good tech is expensive, try hiring a cheap one.