Rick,
What company did you speak with? I know a Nissan dealer tech in the area that can do it for considerably less. He's done a few, and definitely knows what he's doing. Email me.
Originally posted by SOK:
1) Polish the shaft to almost mirror finish to provide good surface finish for the seals (2 dynamic o-rings).
Who told you this? ARB themselves do NOT advise this. Scroll down:
http://www.nissanoffroad.net/frontier/how_to/arb_polish/default.asp Brent