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    1. #1
      Join Date
      Sep 2013
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      atlanta, ga
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      Country Flag: United States

      Achieving a tucked stance???

      i have a 68 cutlass with 20x10 rear wheels, and UMI 2 inch drop springs & bilstein shocks in the rear.

      My issue is i want the back to sit a lil lower to where i am slightly tucking the rear wheels.

      What do i need to do??? i thought the 2 inch drop would do it but im still about an inch off...see pic attached



      Attached Images Attached Images  


    2. #2
      Join Date
      Apr 2006
      Location
      Atlanta GA
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      7,477

    3. #3
      Join Date
      Apr 2001
      Location
      The City of Fountains
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      There is only so much that an A body can be lowered before the rear end will bottom out against the frame. However, you can probably go lower than 2" from stock. That said, the 68-72 a-bodies have rear springs that are pigtailed at both ends, so you can't just cut them. If you want the ultimate in adjustability, I suggest going with a coilover kit. Ride Tech and Global West make very nice kits.

      Andrew
      1970 GTO Version 3.0
      1967 Cougar build
      GM High-Tech Performance feature
      My YouTube Channel Please Subscribe!
      Instagram @dr__efi
      I deliver what EFI promises.
      Remote Holley EFI tuning.
      Please get in touch if I can be of service.

      "You were the gun, your voice was the trigger, your bravery was the barrel, your eyes were the bullets." ~ Her

    4. #4
      Join Date
      Sep 2013
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      atlanta, ga
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      Quote Originally Posted by andrewb70 View Post
      There is only so much that an A body can be lowered before the rear end will bottom out against the frame. However, you can probably go lower than 2" from stock. That said, the 68-72 a-bodies have rear springs that are pigtailed at both ends, so you can't just cut them. If you want the ultimate in adjustability, I suggest going with a coilover kit. Ride Tech and Global West make very nice kits.

      Andrew

      thanks Andrew ..reason why i didnt put coilovers in the rear cos i couldnt seem to find one that fit the car..i have coilovers in the front but the rear was an issue..i will check out the mentioned companies

    5. #5
      Join Date
      Apr 2006
      Location
      Des Moines, IA
      Posts
      599
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      You can find all of our offerings for the later A-Body here:
      http://www.ridetech.com/store/muscle...hash=V270.V328

      Just scroll down to Rear Suspension and choose if you want fixed valve, single adjustable, or triple adjustable shocks.
      These coil over kits come with all the brackets and hardware required to convert to coil over.
      If you have questions please feel free to ask.

      Just out of curiosity, what coil overs do you have in the front?

    6. #6
      Join Date
      Sep 2013
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      atlanta, ga
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      Quote Originally Posted by marolf101x View Post
      You can find all of our offerings for the later A-Body here:
      http://www.ridetech.com/store/muscle...hash=V270.V328

      Just scroll down to Rear Suspension and choose if you want fixed valve, single adjustable, or triple adjustable shocks.
      These coil over kits come with all the brackets and hardware required to convert to coil over.
      If you have questions please feel free to ask.

      Just out of curiosity, what coil overs do you have in the front?
      i have QA1 coilovers in the front

    7. #7
      Join Date
      Dec 2011
      Location
      Arizona
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      21
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      Chassisworks also has a nice kit.
      http://www.cachassisworks.com/c-639-...gm-a-body.aspx

      what about mounting the body directly on the frame, without the body bushings?
      Adrian R.
      It's not the mountain in front of you that slows you down, it's the pebble in your shoe. - unknown author

    8. #8
      Join Date
      Sep 2013
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      atlanta, ga
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      146
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      looks like every coilover on the market maxes out at a 2 inch drop...my springs right now are a 2 inch drop from stock and its not tucking...looks like i need one more inch...anyone know of 3 inch drop springs??

    9. #9
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      Apr 2006
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      Des Moines, IA
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      Country Flag: United States
      Name:  A-Body_Rear_SKW.jpg
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    10. #10
      Join Date
      Apr 2006
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      Des Moines, IA
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      Don't get hung up on "2 inch drop" etc. We are all guessing as to what "stock" height was.

      Coil overs (or Shockwaves) are adjustable so you can change the ride height to where you want. However, you must be aware that you can only go so far before the suspension geometry sucks or you run out of range on the shock and the ride quality sucks. It may look bad ass, but if it doesn't perform or ride as it should it's no fun to drive.

    11. #11
      Join Date
      Apr 2001
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      Quote Originally Posted by coachtek View Post
      looks like every coilover on the market maxes out at a 2 inch drop.......
      I don't even understand what that means. Coil-overs are adjustable and can be configured however you want...

      Britt,

      Can you go lower with the AirRide kit, or do you get into issues like bottoming the shock out? Surely a shorter shock can be used to avoid that, right? Am I missing something here?

      Andrew
      1970 GTO Version 3.0
      1967 Cougar build
      GM High-Tech Performance feature
      My YouTube Channel Please Subscribe!
      Instagram @dr__efi
      I deliver what EFI promises.
      Remote Holley EFI tuning.
      Please get in touch if I can be of service.

      "You were the gun, your voice was the trigger, your bravery was the barrel, your eyes were the bullets." ~ Her

    12. #12
      Join Date
      Apr 2006
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      Des Moines, IA
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      You want roughly 5 inches of wheel travel. The rear on a live axle car is typically close to 1:1, so the shock needs to stroke near 5 inches.
      We typically use 60% of the available shock stroke for compression, or 3" of shock shaft showing at ride height.
      Our designed ride height is roughly 2 inches lower than stock (in most car applications).

      You can lower the vehicle on coil overs or Shockwaves lower than that, but you do start sacrificing available compression travel. Most of the time you can go 1 inch lower, which gives roughly 3 inches lower than stock.

      If you go lower you will start bottoming out the shock, thereby decreasing ride quality and possibly damaging parts. Some think the solution is to just use a shorter shock, and in some applications that's ok. However, when you lower the vehicle that much you start running into suspension geometry issues, so the limiting factor then is not the shock stroke, but the suspension design itself.

      If you have an air suspension you can deflate the air springs and fully compress the suspension when parked so it looks cool. You cannot, however, drive it at that height as you have no suspension to speak of.

    13. #13
      Join Date
      Nov 2008
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      Lawrenceburg, TN
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      how can you go low with 20 inch rims aren't they going to hit the inner wells?

    14. #14
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      Orange County, CA
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    15. #15
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      Jul 2013
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      Gilbert, AZ
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      It would seem to me that the 20's won't lend themselves to being "tucked" in a wheelwell shaped like the Cutlass. Before anything, I would take the springs out totally, and articulate the wheels and make sure they won't hit the lip, which I'm guessing might be a factor. A more square wheelwell like the Chevelle allows you to bury the wheel easier.
      Josh Campbell- Pushing the limits of my HOA since 2011
      71 Firebird- 455, Ridetech front suspension. https://www.pro-touring.com/threads/...04#post1124504
      67 Camaro RS/SS clone, Speedtech front suspension, coilovers, soon to get LT1/T56.
      82 Z28- cheapie beater, soon to get a 406.
      66 Mustang coupe- 393, T-5, sold. https://www.pro-touring.com/threads/...-Coupe-GT393-C

    16. #16
      Join Date
      Jan 2005
      Location
      Northern Colorado
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      What size are your rear tires and what is your backspacing on those 20x10's?

      I think you're a bit wide with your tire or have too little backspacing to achieve your goal. There's not a lot of room in the back of the '68-'69 Cutli.
      Adam Moyer
      '69 Cutlass "S"

    17. #17
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      Dec 2008
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      Detroit
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      Quote Originally Posted by CampbellshotrodsAZ View Post
      It would seem to me that the 20's won't lend themselves to being "tucked" in a wheelwell shaped like the Cutlass. Before anything, I would take the springs out totally, and articulate the wheels and make sure they won't hit the lip, which I'm guessing might be a factor. A more square wheelwell like the Chevelle allows you to bury the wheel easier.
      OP, you should follow this advice.^^^^ I cannot ever recall seeing a 68/69 Cutlass with the rear wheels tucked. The shape of the rear wheel well does not seem to lend itself well to a 20" wheel tucked.
      Big dreams, small pockets....

      Chris--
      '72 Cutlass S LSA/T56 Magnum
      Bowler Performance, Forgeline, Speedtech, ATS, Speartech, KORE3, Ridetech coilovers

      Project Motor City Madness

    18. #18
      Join Date
      Sep 2013
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      atlanta, ga
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      Quote Originally Posted by CampbellshotrodsAZ View Post
      It would seem to me that the 20's won't lend themselves to being "tucked" in a wheelwell shaped like the Cutlass. Before anything, I would take the springs out totally, and articulate the wheels and make sure they won't hit the lip, which I'm guessing might be a factor. A more square wheelwell like the Chevelle allows you to bury the wheel easier.
      i was amazed at how much space there is in a 68 cutlass..i have a 20x10 and theres still space left, plus i shaved my fenders so the wheel can easily fit in there no issues

    19. #19
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      Nov 2008
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      Quote Originally Posted by coachtek View Post
      i was amazed at how much space there is in a 68 cutlass..i have a 20x10 and theres still space left, plus i shaved my fenders so the wheel can easily fit in there no issues
      we would like to see...Pictures please!

    20. #20
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      Dec 2008
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      Quote Originally Posted by Rod View Post
      we would like to see...Pictures please!
      Please post.... OP if you have room in the wheel well, I wonder why a 20" wheel with a 2" drop id no where near the lip?
      Big dreams, small pockets....

      Chris--
      '72 Cutlass S LSA/T56 Magnum
      Bowler Performance, Forgeline, Speedtech, ATS, Speartech, KORE3, Ridetech coilovers

      Project Motor City Madness

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