Gen I Montero / Raider will most likely have 4.625 gears. The early Gen II also shares this ratio, but you don't get the air locker, only LSD. The middle year Gen IIs had 4.636 gears, not enough difference to be a problem, swap away!


1987 Raider - Roxy
1988 Mighty Max 2.6L Turbo - Pearl
1997 Mountaineer V8 - Freddy
2000 Excursion V10 - Freya