Okay, here's my rig: TJ with the NV3550, NP231 w/ Teralow 4:1 T-case, Teralow 2-low shift selector, and AA SYE.
The Jeep has 83,000ish miles on it. The Teralow gearset has been installed for ~5 years, with maybe 10,000 miles on it since the install. The last few years, the Jeep is lucky to...