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rear diff torque values..... help please

Posted: Wed Sep 09, 2009 12:29 pm
by keechox@autospeed.com
hey guys, just reinstalling my rear diff and rather than just tightening till it feels right (my normal way) i thought i better do it right this time. the owners manual i have doesnt cover the rear dif grrrr

can anyone help me with torque settings for

diff centre case cap (bit with spider/side gears in it)
ring gear bolts
bearing cap bolts

thanks in advance

oh, its a 85 1.3 NT sierra

Re: rear diff torque values..... help please

Posted: Wed Sep 09, 2009 3:11 pm
by Guy
keechox@autospeed.com wrote:hey guys, just reinstalling my rear diff and rather than just tightening till it feels right (my normal way) i thought i better do it right this time. the owners manual i have doesnt cover the rear dif grrrr

can anyone help me with torque settings for

diff centre case cap (bit with spider/side gears in it)
ring gear bolts
bearing cap bolts

thanks in advance

oh, its a 85 1.3 NT sierra
Do you know how to set a diff up after pulling it apart ?

Posted: Thu Sep 10, 2009 1:40 pm
by scooby_74
Diff case bolts 41 nm
Ring Gear 85 nm
Bearing cap bolts 85 nm

All these torques from the factory manual

Posted: Fri Sep 11, 2009 10:58 pm
by Junior91
Anybody know the backlash settings for the diffs in a wt sierra?

Posted: Sat Sep 12, 2009 9:50 am
by PJ.zook
Dont know the settings, i just do it by feel. You only want a tiny bit of clearance between ring and pinion, so when you move ring back and fourth it clunks ever so slightly. Then use Adblue on the teeth and see if the contact is good.