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Inexpensive Rear (anti)Swaybar

Discussion in 'Early CJ5 and CJ6 Tech' started by Jw60, Jun 2, 2010.

  1. Jun 2, 2010
    Jw60

    Jw60 Cool school 2024 Sponsor 2023 Sponsor 2022 Sponsor

    Sedalia MO.
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    i'm in progress, so here it is as i go.

    so after my roommate put high performance swaybars on his 93and4 camaro, we noticed his rear sway bar is almost perfect for the rear of an early jeep.
    "almost" means ya need a press if you don't want the links connected to the brake backing plates, the camero bars widen out halfway between the frame and the axle mounts, these bends need streightened to simplyfy everything.
    big note on the camaro the swaybar is on the axle, i'm looking at putting it on the frame (offset diff)
    here is a mock up pic i'm concerned the shocks will contact the swaybar if the wheels bottom out and would like to know how much clearance is needed.
    [​IMG]
    [​IMG]
    and should i worry about my driveshaft if the axle bottoms?
    [​IMG]
     
  2. Jun 2, 2010
    blevisay

    blevisay Oh Noooooooooooooooo! Staff Member

    Portland Tn.
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    Re: Inexpensive Rear Swaybar

    I'll be the first........and no its not a flame or anything like that..promise

    Why?
     
  3. Jun 2, 2010
    jeep2003

    jeep2003 Well-Known Member

    Upstate NY
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    Re: Inexpensive Rear Swaybar

    my 67 could really use a sway bar with the hard top and soft rear springs it can get pretty rocky sometimes. Just havnt got around to looking for the right size bar yet. Looks liek that one should work
     
  4. Jun 3, 2010
    lynn

    lynn Time machine / Early CJ5 HR Rep Staff Member

    Huntingdon PA
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    Re: Inexpensive Rear Swaybar

    The '71 used to have alot of body roll. A sway bar would have helped that, but would have been limiting in other ways. I chose to just get used to the body roll. :shock:
    Often one swaybar in the front is sufficient if the body roll is something you just can't live with.

    As for this set up, yep, you're going to bust a shock when you fully compress the spring and put the axle on the bumpstop.
    The driveshaft might not be a problem...

    The only way you can tell is putting the mock up in place and start jacking up tires, fully stuffing one side.
    A forklift truck is handy for this if you have easy access to one.
    It's a fairly common way to check flex and clearances:
    [​IMG]
     
  5. Jun 3, 2010
    1960willyscj5

    1960willyscj5 Well-Known Member

    Mesa, Arizona
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    Re: Inexpensive Rear Swaybar

    Are you planning on going to coil springs?

    I don't believe I have seen sway bars on leaf spring setups.

    Ladder bars would probably work better.
     
  6. Jun 3, 2010
    Warloch

    Warloch Did you say Flattie??? Staff Member

    Falcon, CO
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    Re: Inexpensive Rear Swaybar

    A good set of R9000 shocks is easier and tuneable than sway bars IMOP. I stiffen things up running on the road, softer on the trails - best of both worlds to me.
     
  7. Jun 3, 2010
    electricontr

    electricontr Member

    Denver Colorado
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    Re: Inexpensive Rear Swaybar

    Some CJ5's came with a front sway bar, stock and they have leaf springs.
     
  8. Jun 3, 2010
    blevisay

    blevisay Oh Noooooooooooooooo! Staff Member

    Portland Tn.
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    Re: Inexpensive Rear Swaybar

    really???? Never seen one
     
  9. Jun 3, 2010
    electricontr

    electricontr Member

    Denver Colorado
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    Re: Inexpensive Rear Swaybar

    When I bought a D30 with disks to replace the D25 on the front of my CJ2A, I took it off the front of a 69 CJ5 and it had the sway bar attached and I used it on my 2A with Holbruck springs. Maybe it was an odd one, but I thought I'd seen others with it too. That's why the front spring plates have two studs sticking out. One for the lower shock mount and one for the sway bar connect.
     
  10. Jun 4, 2010
    lynn

    lynn Time machine / Early CJ5 HR Rep Staff Member

    Huntingdon PA
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    Re: Inexpensive Rear Swaybar

    Front Sway bars were stock sometime after the 71s... in the 72 - 76 range is when they started, and all CJs after that had them. They are easily removeable, and frequently removed from trail rigs.



    You're thinking of Track Bars, used with a coil set up. Totally different function, track bars center the axle under the rig.

    On the coil-sprung TJs, you can run without sway bars and tolerate the body roll. You cannot run without track bars... :shock:
     
  11. Jun 4, 2010
    farm1810

    farm1810 Member

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    Re: Inexpensive Rear Swaybar

    Sway bars work fine with leaf springs. Think about what it does. If both wheels are going over a bump equally, the sway bar simply moves up and down with the suspension. If one wheel goes up, while the other goes down or stays even, the sway bar is racked, in effect, trying to hold the vehicle flat. That is why as you corner and get body roll, the sway bar equipped vehicle stays flatter to the road. They work with coil or leaf springs equally. I made up a front and a rear for me CJ2A many years ago. It helped the body roll, but off road where I wanted the wheels to work independently, it was not helpful at all and actually hurt me in many situations. The reality is; if you want something that really handles on the road, go and buy something made to do that. A Jeep is made to handle off road situations, with slow on road drives in between. Accept it for what it is, and it does just fine.
     
  12. Jun 4, 2010
    timgr

    timgr We stand on the shoulders of giants. 2022 Sponsor

    Medford Mass USA
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    Re: Inexpensive Rear Swaybar

    Parts book says the first year for a front sway bar in an 80-90 is 1976 ... the intermediates definitely did not have them. Optional AFAIK ... may have become standard later on. The diameter of the bar increases in 1980. You should be able to fit one of these to an earlier model, with some minor fab.
     
    Last edited: Jun 4, 2010
  13. Jun 4, 2010
    Mcruff

    Mcruff Earlycj5 Machinist

    Albertville, AL
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    Re: Inexpensive Rear Swaybar

    The dana 30 was not stock on a 69 model jeep so the axle more than likely came from as Tim saida 76 or later jeep to start with.

    As far as sway bars and leaf springs most all leaf sprung cars from the late
    60's thru till whenever had swaybars on them or they were a factory option. Most all old Camaro's and Mustangs had them on the rear.
     
  14. Jun 4, 2010
    jpflat2a

    jpflat2a what's that noise?

    Hermosa, SD
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    they were available factory on Commando models 1971 and prior
    Hellwig supported the 1975 and earlier CJ models
    we installed a few, mostly hard top equipped Jeeps
    off road wasn't as "hard core" as some of it is today
    not an issue back then
     
  15. Jun 5, 2010
    4dawudz

    4dawudz Dale

    ADK NORTHERN New...
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    I had one on my 2A, came from a 60's something jeepster/commando put it on the rear and backwards. Worked OK (I raced it).

    Bought one for the front, never installed, thought it came from a 70's something Cj5 with V8???

    Dale
     
  16. Jun 6, 2010
    Jw60

    Jw60 Cool school 2024 Sponsor 2023 Sponsor 2022 Sponsor

    Sedalia MO.
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    sorry for falling off the planet for a few days, went out of town for an interview and the daily driver has rear brake issues (it got VERY Very hot).mehh
    anyway my hardtop weighs over 300lbs w/ doors and the roommate is just as much so any sort of left hand turn is from a stop.
    the swaybar is 3/4" diameter and once adjusted is roughly 36" side to side. the bar can always be disconnected or removed for wheeling. :)
    i'm not trying to run any races only stay on the wheels when the road turns.
     
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