Does anyone know what a 1989 4WD toyota pickup's rearend would be geared at? Im guessing kinda low because mine is so horrible on the highway as far as economy and power goes.

Shortbox, standard cab, M/T incase you need to know...

 

look in your door jam for the code and then check this site:

http://4crawler.cruiserpages.com/4x4/ToyVIN.shtml
or
http://home.off-road.com/~bibelheime...diff_info.html
or
http://www.off-road.com/toyota/tech/other/4_axles.html
or
http://www.racingstrong.com/godzilla...yota_gears.pdf