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Old 03-09-2023, 01:48 PM   #11
72SB
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Join Date: Apr 2022
Location: Moorpark, CA
Posts: 720
Re: Proper way to check Rear Diff Gear Ratio??

Quote:
Originally Posted by Palf70Step View Post
When I went from a 3.73 to 3.08 (and I had the ring and pinion) it was about $900. All new bearings and seals and all. IF I would have had to get a new carrier, you could add another 600
Was this a truck 12 bolt 8.875" rear end?

I thought the truck 12 bolt with 3:73 had a 4 series truck carrier and for 3:08 you need a 3 series?

Do you have 3:08's that fit a 4 series carrier??
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