okay ive got my trans and transfer case driveshafts pedals hydraulics and clutch and flywheel ready to be installed into my dually

my question is, wich wire is the neutral safety switch,can i ground it to the frame? also how do i wire the reverse lights and the speedometer thing? any other wires i need to worry about?

ive got a 47rh and most of the writeups i found were for REs and i didnt know if it was the same or not.