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Re: [oletrucks] Bearing tightening specs

To: Bill.Hanlon@COMPAQ.com, oletrucks@autox.team.net
Subject: Re: [oletrucks] Bearing tightening specs
From: Passnb4U@aol.com
Date: Tue, 19 Sep 2000 15:15:01 EDT
In a message dated 9/19/00 11:05:32 AM Pacific Daylight Time, 
Bill.Hanlon@COMPAQ.com writes:

> 
>  I have converted the front wheel bearings from standard ball 
>  bearings to roller bearings in my 57 GMC half ton.  I know 
>  that the roller bearings do not require as much load from the 
>  spindle nut as the ball bearings do, but I do not know what 
>  the proper load is.  
>  
>  I read that the proper way to set up roller bearings is to 
>  tighten the nut to a high value (say 30-40 foot pounds) while 
>  rotating the tire by hand to "seat" the bearing and then 
>  backing off the nut to a low value.  One article said that the
>  low value was in the 20-25 INCH POUND range.  This seems very 
>  light to me.
>  
>  Anyone out there have this information?  Maybe service manuals 
>  on later model cars/trucks that used tapered roller bearings 
>  would be a good source.


   Bill, 

  Generally on newer modeled vehicles, you tighten the Castle nut to 15-20 
ft/lbs to seat it, then back off to the nearest hole you can drop the cotter 
pin into.

Mike
oletrucks is devoted to Chevy and GM trucks built between 1941 and 1959

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