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-   -   1962 Surburban rear end lube and gasket (https://67-72chevytrucks.com/vboard/showthread.php?t=862492)

Bigfeetny 01-22-2026 02:55 PM

1962 Surburban rear end lube and gasket
 
Hi all,
I need to change the rear end oil and gasket. The rear end is a mess with built up leaking fluid. I think it is the original rear end. My question is what weight fluid do I use and where do I find a new gasket? Just trying to get ready for next spring. I am planning on a trip to the Syracuse car show, but want to make sure the suburban is ready. thanks Al

cj847 01-24-2026 11:18 AM

Re: 1962 Surburban rear end lube and gasket
 
I've always used 80w90. But you can use almost any conventional or synthetic 80w90 or 80w 140.

If your pumpkin is completely covered in goo, you probably need a pinion seal. On the cover, I've always just used RTV, no gasket.

Bigfeetny 01-25-2026 10:46 AM

Re: 1962 Surburban rear end lube and gasket
 
Quote:

Originally Posted by cj847 (Post 9420024)
I've always used 80w90. But you can use almost any conventional or synthetic 80w90 or 80w 140.

If your pumpkin is completely covered in goo, you probably need a pinion seal. On the cover, I've always just used RTV, no gasket.

Thank you. I will look at the pinion seal.

DPowers 01-25-2026 12:51 PM

Re: 1962 Surburban rear end lube and gasket
 
On the pinion seal if youve never done one before. Do some research on replacing the pinion nut correctly. You will want to make sure that it is on the same location when replacing.

Bigfeetny 01-26-2026 10:34 AM

Re: 1962 Surburban rear end lube and gasket
 
Quote:

Originally Posted by DPowers (Post 9420230)
On the pinion seal if youve never done one before. Do some research on replacing the pinion nut correctly. You will want to make sure that it is on the same location when replacing.

I will look it up. It appears that it is leaking from the cover not the pinion.

DPowers 01-26-2026 10:39 AM

Re: 1962 Surburban rear end lube and gasket
 
Well good. Do your research, take your time and you will be fine.


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