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Degree Shims

jaburk

NAXJA Forum User
Location
Amarillo, TX
Those of you running a RE 4.5" lift and RE SYE/CV combo with auto tranny and NP231 t-case, what degree shims are you using to correct pinion anble?
 
I threw some 4* shims in just for the heck of it, driveline angle with the full package is close to stock last time I checked it, sye, driveshaft, the works...
 
fwiw: Don't run shims based on what someone else is running. Make sure your jeep is on level ground, put an agle finder on the flat spot located on the axle next to the rear diff, or on the yoke after the driveshaft has been removed, then measure the angle on you drive shaft, subtract the difference between the two numbers and add two degrees.

Whatever number you come up with is the degree of shim that you want to run.

Why? I've personally seen the same lift and set up be as much as 2* off.

 
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