When I did a hub replacement on my 2001 Elantra it was 30mm, but 1.25" should work in a pinch.
21mm
12x1.5 or 21mm 12x1.5 or 21mm
170 pounds
80 foot pounds
discounttire.com says 80ft/lbs.
should be 17mm
30mm
Its a 30mm socket
a 32mm
35mm
36mm
try a 36mm