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A silly question, FRONT propshaft phasing

Aeroelastic

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Oct 13, 2018
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325
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uk
Hi all, I just want to confirm this, what should the FRONT propshaft of the 90 series be in - I believe its IN-PHASE, or aligned.

I have been driving mine for a few years now and not UNTIL I replaced one of the front UJs - I noticed that mine is out of Phase. Like the second shaft below.

Please can someone with a 90 kindly confirm? By looking below your car....

Thanks.

1748360827443.png

I know the early 80 series has out of phase FRONT shaft, but does this apply to the 90 series?
 
Mine is like the top picture, just crawled under it to look.
 
Any propshaft / PTO shaft should always have the joints in phase as in the top pic
 
That's my thought too. Well I have tried to rotate the end yoke by 90 degree and test drive to about 60mph. The steering shakes like when your tyres are not balanced. I did both clockwise and counter.
Not sure what's going on by the previous owner, but I can see those marker writing on the propshaft for Colorado 90. So the shaft has been changed before I bought the car. Well I think I will try and source a used genuinebshaft? Or get this current one balanced?
It still drive fine currently.
 
That's my thought too. Well I have tried to rotate the end yoke by 90 degree and test drive to about 60mph. The steering shakes like when your tyres are not balanced. I did both clockwise and counter.
Not sure what's going on by the previous owner, but I can see those marker writing on the propshaft for Colorado 90. So the shaft has been changed before I bought the car. Well I think I will try and source a used genuinebshaft? Or get this current one balanced?
It still drive fine currently.
I would question if the front prop is the issue.... quick way to test is to remove it then go for a drive.... the Colorado is selectable 4wd so just leave it in RWD
 
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Cheers. It's actually full time 4wd. So if front prop is removed, do I need to lock it in H4? I have swapped tyres front and back the vibration is still the same. And tyres just balanced few months ago. New tie rod ends and new bushes for steering arm too (well last summer). So I am inclined to think the prop for the vibration.
I would question if the front prop is the issue.... quick way to test is to remove it then go for a drive.... the Colorado is selectable 4wd so just leave it in RWD
 
Yes, full time 4WD so HL will lock the centre diff if you take the front prop shaft off and give you drive to the rear.
 
Hi can sum one help me wot is the size end to end of a 90s Colorado rear propshaft thanks a lot Tony all the best Tony
 
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