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-   -   put my zr2 torsion bars in today (https://blazerforum.com/forum/lifting-tech-44/put-my-zr2-torsion-bars-today-38250/)

swartlkk Jan 3, 2010 12:49 PM

I just added this information to the How-To: T-bar Crank article. Great info!!!

jsmz Jan 3, 2010 02:50 PM

oh cool. haha too bad in that picture i have the big skid plate backwards :p

Spectreblazer Jan 11, 2010 07:20 PM


Originally Posted by swartlkk (Post 279315)
Might as well try it out since you already stole parts off of one. Should be easy to grab the control arms for a comparison. If they really are 1" longer, that may be too much.

I'll respond to your other thread on the caster issue.

did anyone find out if the zr2 control arms would solve the angle caused by the zr2 tosion bars on a regular blazer?

Spectreblazer Jan 11, 2010 07:23 PM


Originally Posted by 96Blazernut (Post 279611)
I was looking at Autozone today and just goofing off. I came across these offset bushings to provide additional caster and camber adjustments. It might be worth looking into.

Click: Control Arm Bushings

Part# FB454

these bushings are avalible in my area. can anyone verify they solved the problem. Anyone need some shipped to them?
FB331
FB411
Part Number:
12298
Part Number:
3.3119R
3.3119G

airwak Apr 29, 2012 10:16 PM


Originally Posted by ABN31B (Post 277615)
Z85 = Handeling/trailoring package (stiffened rear end)

lastly, Z85 was only offered on S10 PU's, not Blazers
Anyway the Blazer had the Z82 option in it's place...

Also "TrailBlazer" 2 gen blazers came with the Z85 standard FYI.

I was interested in looking at my suspension and rpo's today. I measured my torsion bars and have the 29.36 thick ones, a little sturdier then the standard. I looked up my vin on compnine.com and found I have those because I have the z85 suspension package upgrade on my blazer. But then saw this post, so how is that?

Rottidog Apr 29, 2012 11:27 PM


Anyway the Blazer had the Z82 option in it's place...
Maybe that's it?! Someone that got that blazer from the dealer opted for that option.

airwak Apr 30, 2012 11:10 AM


Originally Posted by Rottidog (Post 517076)
Maybe that's it?! Someone that got that blazer from the dealer opted for that option.

Maybe compnine doesn't distinguish between the two (z85/z82)? I can't confirm either way because the list isn't in my glove box.

Rottidog Apr 30, 2012 12:11 PM

Write down your VIN # & google a GM Vin Decoder. You might have to try a few before you get one that has a more detailed description of what your vehicle came with. I know someone posted one in here somewhere so try a search in here 1st.

gitch93 Mar 10, 2013 10:56 PM

ok guys im wondering since i cant check my suspension i have a 2000 slt jimmy 4 door i replaced the rear springs from a s10 with the z85 pack and converted it into a basterd pack with a extra add a leaf and a ford heavy duty pre load spring. my torsion bars are sagging alot from the weight and from the years of abuse. i have after market torsion keys in it and the bolt maxed out and its not sitting level. do u all know where u can get the torsion bars besides gm? i want new torsion bars for height and offroad. what size does the zr2 come for diameter?

Twip Mar 10, 2013 11:32 PM

Gitch,
this thread is almost a year old. i read a little bit of it and from what i gathered, the torsion bars are all the same length. you can look back on the first page where all the part numbers are and you can find out which ones your have, assuming that you can read the part number on your bars. as far as where you can get them, you might have some luck at a good parts house that can order what you want/need. other than that, i would pick and pull or the dreaded dealership. try a search on google, you might hit a gold mine, you just never know.


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