Front Differential and Transfer Case?

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swathdiver

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So it turns out my clunk is being caused by my front differential. Looking to pickup reman ATP differential as it is the most cost effective $1222. Jasper wants $2222 so no thanks. This repair is a must.

While having the truck inspected it turns out the transfer case was overfilled. Indicating a bad trans or transfer case seal? Fluid is obviously flowing from the transmission to the transfer case. This repair is also a must.

Oil pan has a leak. More like oil seepage. When the diff is pulled I will have him change the gasket. Front main is seeping as well. Thoughts on the front seal? I never have to add much so I know the "leaks" aren't bad.

I am highly considering a reman/rebuild transfer case due to the age of my current one. Im sure the chain is stretched and I am not sure if the overfilling has caused other issues. Thought's? I found this one.

https://www.ebay.com/itm/172412225267

Anything I am not thinking about or should be aware of?

So what specifically is causing the clunk on the front differential? If you're not of mind to fixing it, get a used one and keep driving. If the fluid level in the transmission went down and up in the transfer case, then it likely would be seals. Could have been checked when hot and fluid was expanded and spilled out of fill? I am well prone to assume the worst but from my keyboard can sit back and think of the simpler things!
 
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Massfloefi

Massfloefi

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@swathdiver

Took it to a shop today that only does differentials. Pinion and carrier bearings were way out of alignment. So glad I spent all that money a year ago for another company (trans shop) to put new ones in and do &*(% job. I love mechanics.

Decided to change the ring and pinion as well. Still had noise from the front even after the previous attempt to repair.
 

George B

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@swathdiver

Took it to a shop today that only does differentials. Pinion and carrier bearings were way out of alignment. So glad I spent all that money a year ago for another company (trans shop) to put new ones in and do &*(% job. I love mechanics.

Decided to change the ring and pinion as well. Still had noise from the front even after the previous attempt to repair.

what did that cost you?
 
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Massfloefi

Massfloefi

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That same shit happen to me when a transmision shop rebuilt my front diff. They got my a$$ for $1,400


Paid exactly the same for bearings and seals. No gears at that time since “they look fine”. I was informed by the new shop that they do look fine but was advised to change them since they still had a whining noise.
 

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