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722.3 Lifespan and telltales for rebuild
Hi All,
After reading so many posts regarding everyone's various transmission woes I wanted to get sage advice from the community as to the overall longevity of the 722.3 automatics.
Having topped 305K miles on the 87 300TD, original trans, I just finished another fluid and filter change. I found a little clutch wear residue in the pan, but minimal, the old fluid was in decent shape, not burnt and mostly bright red (I have been using Mobil 1 ATF for the past 250k miles) but the mileage has me concerned. I use this car as my primary DD, and have yet to hesitate taking it on long hauls, just completed a 2500 mile trip last weekend. The trans has had no shifting issues that haven't been correctable with bowden or modulator adjustments. I have the modulator adjusted for firm shifts and have maintained that for quite some time.
Well aware of the various factors, namely the number of shifts as the primary contributors to wear, and this car does a mix of about 60% city and 40% highway use. Curious as to how long these transmissions will last before needing a rebuild. Other than the B2 piston or band, that seems to cause an instant non-working scenario, what kind of issues, problems have you noticed that gives you forewarning of an impending rebuild?
Would like to get ahead of the curve and start planning now as to whether to rebuild existing trans or start accumulating supplies for a 5 speed conversion. Any thoughts, or sage advice is always welcomed.
TIA
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Stable Mates:
1987 300TD 310K mi (Hans)
2008 Jeep Grand Cherokee OM642 165k mi (Benzrokee)
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