Quote
FWIW, 98-99 MS's with coil springs had an option for the air locker. ...


Coil springs? The 97-99 Montero Sport was leaf sprung. Coils didn't come out until the redesigned 2000. The Mitsu locker was an option on 4WD LS, XLS and Limited 97-99 Montero Sports. The 98-99 Montero was coil sprung. Did you mean Montero?

Edward


'97 Montero Sport LS 5-Speed 3.5L conversion
SAS Dana 44s & ARBs, 35" Yoko Geolandar M/Ts
NP231 B4R doubler/Terra Low231/RP 5.38 229:1
'99 Montero Sport Limited 4WD SAS 3-link project
'03 Montero Sport Limited AWD
'97 Montero Sport LS 5-Speed 4WD