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72SB · 10-16-2022, 02:39 PM

Have a 12 bolt with 3:73 and would like to put in 3:08. Not finding 3:08 for a 4 series

Do I need to sap out entire rear end housing or?

10-16-2022, 02:39 PM	#1
72SB Registered User Join Date: Apr 2022 Location: Moorpark, CA Posts: 775	72 12 bolt 4 series to 3 series swap? Have a 12 bolt with 3:73 and would like to put in 3:08. Not finding 3:08 for a 4 series Do I need to sap out entire rear end housing or?