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roboticjunky · 01-24-2024, 01:12 AM

None of those rpo codes are for the axle ratio. For the axle it would be Gxx or Hxx. Here's a listing of axle rpo codes.

https://www.differentials.com/gm-axl...ication-codes/

01-24-2024, 01:12 AM	#2
roboticjunky Registered User Join Date: Oct 2015 Location: IN Posts: 208	Re: Help me decipher my parts truck (rear gear ratio - Dana 44) None of those rpo codes are for the axle ratio. For the axle it would be Gxx or Hxx. Here's a listing of axle rpo codes. https://www.differentials.com/gm-axl...ication-codes/