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Experience following CB Shackle Install

Discussion in 'Suspension' started by Nbab23, Oct 17, 2022.

  1. Oct 17, 2022 at 2:10 PM
    #1
    Nbab23

    Nbab23 [OP] 2020 SR5

    Joined:
    Oct 22, 2021
    Member:
    #69676
    Messages:
    535
    Gender:
    Male
    First Name:
    Nathan
    PA
    Vehicle:
    2020 SR5 crewmax
    Stillen CAI, DD 8” exhaust, Toytec Aluma coilovers, Icon leaf springs, SCS SR8 18x9 wheels, Cooper Rugged Trek 275/70/18 A/T Tires, Ecoological bumper shellz and grill surround, AJT interior black out kit, AJT shift knob. TRD pro style grill, VLED aqua blue footwell lights, MESO custom dome and map LED lights, swing case, Rough country bed mat, TRD pro headlights and fog lights, Morimoto XB tail lights and 3rd brake light.
    So I installed my CB 2+ shackles and I removed my 1inch block leaf spring spacer in the process. Added new U bolts when I removed the spacers, torqued everything to spec including the shackles while under a slight load per the instructional video. I've noticed since installing there is a bit more sway when I am driving (I have a TRD rear sway bar as well). Not sure if that is the fact that the bushings and new shackles allow for more of a fluid motion instead of a jerking motion or if I did something incorrectly. I also noticed a feeling of a bit more vibration in the gas pedal when I accelerate (I did install the carrier bearing drop). I also re-checked the torque on everything and it was all good. I'll add some photos shortly, but I was just wondering if this has been anyone else's experience following CB shackle install? Thanks
     
  2. Oct 17, 2022 at 2:43 PM
    #2
    Nbab23

    Nbab23 [OP] 2020 SR5

    Joined:
    Oct 22, 2021
    Member:
    #69676
    Messages:
    535
    Gender:
    Male
    First Name:
    Nathan
    PA
    Vehicle:
    2020 SR5 crewmax
    Stillen CAI, DD 8” exhaust, Toytec Aluma coilovers, Icon leaf springs, SCS SR8 18x9 wheels, Cooper Rugged Trek 275/70/18 A/T Tires, Ecoological bumper shellz and grill surround, AJT interior black out kit, AJT shift knob. TRD pro style grill, VLED aqua blue footwell lights, MESO custom dome and map LED lights, swing case, Rough country bed mat, TRD pro headlights and fog lights, Morimoto XB tail lights and 3rd brake light.
    Side note, when I removed the block spacer from the passenger side I had a really hard time getting that nub from the leaf spring to line up with the existing opening in the axle. To the extent that I had to push on the axle quite a bit with one hand while I released the jack with the other in order for it to properly sit in there.
     
  3. Oct 17, 2022 at 3:37 PM
    #3
    colenation

    colenation What’s next?

    Joined:
    Feb 27, 2021
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    #59728
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    Cole
    Alabama
    Vehicle:
    2018 Tundra TRD Sport
    Readylift 4”F/2”R SST LIFT Kit Fuel Sledge D595 (20x9 +20) Thunderer Ranger A/TR (35x12.5R20) Havoc HS2 black hoop steps
    What u-bolts did you go with? I am going to remove my rear blocks to add the shackles as well.
     
  4. Oct 17, 2022 at 3:57 PM
    #4
    Nbab23

    Nbab23 [OP] 2020 SR5

    Joined:
    Oct 22, 2021
    Member:
    #69676
    Messages:
    535
    Gender:
    Male
    First Name:
    Nathan
    PA
    Vehicle:
    2020 SR5 crewmax
    Stillen CAI, DD 8” exhaust, Toytec Aluma coilovers, Icon leaf springs, SCS SR8 18x9 wheels, Cooper Rugged Trek 275/70/18 A/T Tires, Ecoological bumper shellz and grill surround, AJT interior black out kit, AJT shift knob. TRD pro style grill, VLED aqua blue footwell lights, MESO custom dome and map LED lights, swing case, Rough country bed mat, TRD pro headlights and fog lights, Morimoto XB tail lights and 3rd brake light.
    I went with Toytec U-bolts. They are a little longer but you can just cut them once you put them on. Solid bolts and way cheaper the OEM.
     
  5. Oct 19, 2022 at 12:30 PM
    #5
    Nbab23

    Nbab23 [OP] 2020 SR5

    Joined:
    Oct 22, 2021
    Member:
    #69676
    Messages:
    535
    Gender:
    Male
    First Name:
    Nathan
    PA
    Vehicle:
    2020 SR5 crewmax
    Stillen CAI, DD 8” exhaust, Toytec Aluma coilovers, Icon leaf springs, SCS SR8 18x9 wheels, Cooper Rugged Trek 275/70/18 A/T Tires, Ecoological bumper shellz and grill surround, AJT interior black out kit, AJT shift knob. TRD pro style grill, VLED aqua blue footwell lights, MESO custom dome and map LED lights, swing case, Rough country bed mat, TRD pro headlights and fog lights, Morimoto XB tail lights and 3rd brake light.
    So after checking everything again and seeing that everything was installed correctly, I decided to get an alignment done and sure enough that was the issue. Feels great now, super smooth and no vibrations.....I'm an idiot
     
    TundraPJ likes this.

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