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Two slip joint drive shafts with one carrier... Expand / Collapse
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Posted 6/30/2009 8:35:02 AM


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Would it be safe to use two slip joint drive shafts with a carrier bearing. One side of me says no, the other side says why not.
I'm planning on putting an RTO 12513 in place of a 14609 and will have to shorten the drive shaft. There is a good chance that I can find a drive shaft the right length for about the same money as having mine shortened.
The more I thing about it, the more I say no. The carrier bearing isn't made for thrust, just lateral pressure.
Oh well, I've already typed this, I'll go ahead and post it.


Fred Schrope - Upland, IN
Post #54808
Posted 6/30/2009 3:13:36 PM
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one end of a shaft must be secured  the slip joint would be after the carrier bearing. other wise the shaft is going to slide all the way to one end and be too far out of hte other end. or will constantly whip.

 you don't even want 2 carrier bearings on one shaft with a slip on each end.

 

Post #54826
Posted 6/30/2009 7:43:00 PM


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What Frank said and also if you had a slip in both shafts the carrier brg will fall out of its braket. Seen it done and it ant pretty.The rubber insulator is held in the metal hanger with the shaft not sliding.

glenn akers
Post #54846
Posted 7/1/2009 8:31:51 AM


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Thanks guys, I guess I'll have to find a solid shaft or have mine cut down.

Fred Schrope - Upland, IN
Post #54893
Posted 7/1/2009 3:28:20 PM
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Fred exactly what are you trying to do? maybe one ofus can help you determine your best route.

1 what is the distance from the center of hte yolk on hte transmission to where the carrier bearing is now how far is it to theyolk on hte diff. if there is a crossmember in front of your rear end but after the carrier bearing how far is it. what is the height distance from the rear end yolk to hte bottom of  the cross member / to the center of the carrier bearing. the distance from the slip yolk to the yolk on the diff.

 

Post #54914
Posted 7/1/2009 9:57:49 PM


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Since you are shortening it, most any reputable driveline shop should be able to cut the yoke off, three inches of tube, and weld the yoke back on. I have had this done numerous times and the local place charges half an hour labor ($35 - $45). The 13 is technically 3.25" longer than the 9, but I have always went with 3" shorter and it has worked fine. Going the other way is not quite as simple, hard to stretch the tube. Good Luck.

Tony

Post #54948
Posted 7/1/2009 10:44:47 PM


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The drive line shop here did charge 65.00 to shorten a 1700 drive shaft.

glenn akers
Post #54958
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