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**w314speed** · 10-27-2021, 02:33 PM

AAM Gears are the OEM gears GM used as built. They set up as original GM. Most cases use the same pinion shim set you back lash and out the door. Good Luck, Dan

10-27-2021, 02:33 PM	#15
w314speed Senior Member Join Date: Jun 2005 Location: atlanta Posts: 2,312	Re: Who has best replacment ring & pinions? AAM Gears are the OEM gears GM used as built. They set up as original GM. Most cases use the same pinion shim set you back lash and out the door. Good Luck, Dan