https://www.google.com/search?rlz=1C...92 0&bih=1139
17x
10 is what's going to limit your search results. Easier to find 17x9 in our bolt pattern.
You could get 5 of these for under $500:
http://www.4x4groupbuy.com/store/bla...s-p-10573.html
Specs:
Part#: 997798045
MATERIAL: Steel
WHEEL SIZE: 17x9 in.
FINISH: Matte
WHEEL HEIGHT: 17 in.
WHEEL WIDTH: 9 in.
BOLT PATTERN: 8X6.5 in.
OFFSET: -12 mm
MARKETING COLOR: Black
MAX LOAD (SINGLE):
3650 lb.
COLOR: Black
WEIGHT: 40 lb.
BACKSPACING:
4.5 in.
BORE DIAMETER: 5.15 mm
...and did Rancho tell you that you need 'at least' a 5" BS, or 'at most' a 5" BS? I would think less BS is what you need to keep the tires further out and away from the suspension components.