98 Blazer Rear End
Junior Member
Joined: Dec 2008
Posts: 378
From: Wading River, NY (Long Island)
https://blazerforum.com/forum/steering-suspension-drivetrain-36/rear-end-gear-size-7-5-8-8-1-2-a-28619/
If you open the glove box you will see a mess of these the digit codes.
About the 4th or 5th row over you should see a GU6...
If you open the glove box you will see a mess of these the digit codes.
About the 4th or 5th row over you should see a GU6...
Senior Member
Joined: Sep 2008
Posts: 733
From: Snow Hill MD
Hey! What Tony H didn't tell you that the GU6 refers to the 3.42 ratio! Most likely with the 8.5 ring gear-the best of the stock bunch:stout and good fuel economy! But I don't know the other axle codes...sorry! W3
Junior Member
Joined: Dec 2008
Posts: 378
From: Wading River, NY (Long Island)
OH MAN!! I left out the actual reason for writing it. Thanks for filling in the blanks.
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