Just a comment on the gearing...
My County is LT95 .996 on standard diffs with 255's (~33"). I find first gear is quite high when towing, and if starting off on an incline with the van on it needs a reasonable bit of clutch work to get it moving.
Not a show stopper, but I reckon you'd definitely notice it on 36's.
Maybe I just need a better turbo and more fuel 
Steve
1985 County - Isuzu 4bd1 with HX30W turbo, LT95, 255/85-16 KM2's
1988 120 with rust and potential
1999 300tdi 130 single cab - "stock as bro"
2003 D2a Td5 - the boss's daily drive
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