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Torsion Bar Lift?


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Posted

Can I lift the front of my truck by twisting the torsion bars up a few "s? I wanna get my truck more leveled out with the rear, or should I just get a $50 leveling kit off ebay?

Posted
Ajusting the torsion bars will raise or lower the front to help level it out.

 

 

thanks for the reply, k good to know, Can I possibly get like 2" - 3"s of height out of twisting them up? and will I need to get an allignment afterwards?

Posted

I am not sure on how much possible lift there are on your truck (via the torsion bars). It all depends on how much thread/bar is left. But i can tell you that you will need an allignment after spinning your torsion bars. I also know that there are indexes that you can buy for the S series trucks to allow for more spin on the bars, but i have no clue if they are out for full sizes. Hope this helped a little.

Posted
I am not sure on how much possible lift there are on your truck (via the torsion bars). It all depends on how much thread/bar is left. But i can tell you that you will need an allignment after spinning your torsion bars. I also know that there are indexes that you can buy for the S series trucks to allow for more spin on the bars, but i have no clue if they are out for full sizes. Hope this helped a little.

 

 

thanks for the help man. I will probably take my truck to a shop and let them do it, since I am a bit uneducated with suspension related parts, and not knowing what tools are involved in doing this, plus they will do the allignment for me. Since I have a 2500HD, I'm hoping that with as high as my truck is now, they aren't already cranked up high, or near their max out point, if so, does anyone know of a leveling kit for 2500HDs to boost the front 2 - 3"s?

Posted
thanks for the help man. I will probably take my truck to a shop and let them do it, since I am a bit uneducated with suspension related parts, and not knowing what tools are involved in doing this, plus they will do the allignment for me. Since I have a 2500HD, I'm hoping that with as high as my truck is now, they aren't already cranked up high, or near their max out point, if so, does anyone know of a leveling kit for 2500HDs to boost the front 2 - 3"s?

 

 

I had to raise my 2500 'cause the new wheels were scraping. I got almost 3 inches just cranking up the torsion bars. But, it now rides like a TANK. :withstupid: And it still scrapes so it is going in for a pro-comp 6/5 lift next week. I wouldn't recommend just cranking up the torsion bars and it will affect the alignment.

Posted

Ahh the old cranking t bar delima. An understanding of the front end geometry might help those wondering. Our IFS trucks equipped with t bars only have so much travel built in. They are designed using a unequal a-arm set up. This type of suspension generaly has both upper and lower control arms in the horizontal position at rest. This setting allows for 3-4 inches up travel and 3-4 inches down travel.(I'm being generous at 6-8" of travel.) This is so if you hit a chug hole the tire will drop into the hole with the shock controling extension and compression. Or if you hit a bump the tire will go up into the wheel well again the shock controlling things. This setting is adjusted at the t-bar keys. Unfortunatly GM set our trucks up nose down so carrying a load the back isn't drooping. If you adjust the tbars I.E put more twist on the bars effectivly pushing down on the Lower control arm you start taking away "droop" or down travel of the wheel in chug hole conditions. Also the shock has now been extended and has alot more compression travel then extension travel. Hence it rides like a tank. Running lower air pressure in the tires will take away some of the harshness but well the suspension is no longer working as designed. The kit for leveling is different indexed keys that will allow more twisting of the bars than GM allowed or needed. Remember they only need the lower control arm in a certain position. Some include longer shocks to move the shock back to the middle nuetral position but with no down travel available the ride isn't dramatically improved in bumpy conditions but may be at hiway speeds or smooth roads. So you can crank all down travel out if you want to help level it or lift it. Most accomplish a level ride by rasing the front more than the rear. As in my 6" Pro comp lift had a 4" for the rear to level it.

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