sorry, i don't know about the UPS question
but the "flat plate" on the pinion under the inner bearing is an "oil slinger" it's not very "Hi-Tech" who ever installs your gears most likey can get a new one cheaply or fix that one.
3/4tonYJ
My Jeep Page
but the "flat plate" on the pinion under the inner bearing is an "oil slinger" it's not very "Hi-Tech" who ever installs your gears most likey can get a new one cheaply or fix that one.
3/4tonYJ
My Jeep Page