The GD Borg-Warner low-range. I bind up all the time. It takes a couple minutes for it to go in/out of low range. And I know it's not mine cause I have 4 friends who have the same problem.

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2004 Ford Ranger, 4.0L, 5 Speed Manual
Leveled, 32/10.5/16 (Metric) BFG All-Terrains
Fab-Tech Light Bar w/ KC Daylighters
'06 Taillights, Clear Corners
Future Mods:
5.0 Swap (Handbuilding motor)
SAS or 6" IFS Lift