Thread: 47 U-joint lube
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Old 03-21-2017, 12:19 AM   #5
JM 35 Sedan
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Join Date: May 2010
Location: Near Rising Sun, Maryland
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Default Re: 47 U-joint lube

Have the original U joint in my '35 fordor that now has a little over 71k + on the odometer. 20-25k of these miles have had John Deere Corn Head grease in the U joint. Last May, @ ~ 69k I had the rear out to rebuild it and install 3.54 gears, and the U joint was in perfect condition.
Standard chassis lube is not the best lube for the U joint. JDCHG works well in the U joint and also mixes well with the small quantity of gear oil that normally comes through the rear transmission bearing. Based on the picture you posted of your last U joint failure, and now another failure in 45k suggests to me that you have something seriously wrong in your drive train that's causing these premature failures.
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Last edited by JM 35 Sedan; 03-21-2017 at 12:50 AM.
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