Located in Moab UT 84532.
Dana "Super 60" gearset. 5.38 ratio. New, spare for an old rig.
These gearsets are made by Dana Spicer. They are 10" diameter on the ring gear, and have a better aspect ratio (teeth are more curved).
I have shaved this gear down on a lathe so it's 9 7/8 to be a...