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Diff drop or not?

Discussion in '2.5 Gen Tundras (2014-2021)' started by DMB4x4, Feb 11, 2019.

  1. Feb 11, 2019 at 11:47 PM
    #1
    DMB4x4

    DMB4x4 [OP] New Member

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    Hi all, I have a 2014 CM 4x4. Looking to put Bilstein 5100 in all four corners to level the truck out. Should I put a diff drop kit in? Is it necessary? Pros v cons? Anyone NOT put the drop in with their 5100’s and experience any issues with any 4x4 parts or anything else?

    Thanks in advance...
     
  2. Feb 12, 2019 at 1:24 AM
    #2
    Tuckerman048

    Tuckerman048 New Member

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    I'm running 5100's on top setting, no diff drop. Haven't had any issues with 4x4. I did a lot of reading here including weather or not a diff was needed before I did the level. Everyone said it wasn't needed until 3" or higher.
     
    OR18TRD, Big J and 15whtrd like this.
  3. Feb 12, 2019 at 11:53 AM
    #3
    DMB4x4

    DMB4x4 [OP] New Member

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    Thanks!!
     
  4. Feb 12, 2019 at 12:42 PM
    #4
    SmokeyTT

    SmokeyTT Smokey The Tundra

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    I’m at top setting with a shim on the driver side. I have a diff drop installed and everything feels okay. Had it on a for a bit now. Figured if I raised it a couple inches, it may be good to drop the diff back a couple inches but to each their own? :confused:

    Planning on going with the 6112/5160 combo eventually too so maybe that is an excuse to leave it haha
     
  5. Feb 12, 2019 at 12:44 PM
    #5
    Faht Nocker

    Faht Nocker Platinum Member

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    So if someone has a 6112 with 3" they need a diff drop? Or can you get away with it if your mainly on the highway?
     
  6. Feb 12, 2019 at 12:49 PM
    #6
    jwl019

    jwl019 New Member

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    Tacotunes SQ1 package Bilstein 5100's @ 1.5" plus 2 shims Toyotec Shackles at 1" Firestone Ride Rite Airbags SCS SR8's 285/70r18 Nitto Ridge Grappler's Bed Cover Tow Mirrors Windows Tinted Window Visors Weathertech Floor Mats
    I am about to be installing 5100's all around and do not plan on using the diff drop that came in the Boss4x4s 5100 kit, based on what I have read in the forum. I probably will be using the carrier brg drop kit since I will set my shackle at 1.5".
     
    OR18TRD and 15whtrd like this.
  7. Feb 12, 2019 at 6:36 PM
    #7
    831Tun

    831Tun heartless Bastrd

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    TC long travel. Deaver 420 SU leaf packs.
    Wait. If you drive it and feel a little vibration, then install the CB drop. Your drive line is designed to work with +/- 10" of travel. If you haven't swapped in longer shocks you're still w/in the operating range.;)
     
  8. Feb 12, 2019 at 6:42 PM
    #8
    Faht Nocker

    Faht Nocker Platinum Member

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    Two shims on driver side. One shim on passenger side.
     
    OR18TRD[QUOTED] likes this.
  9. Feb 12, 2019 at 8:52 PM
    #9
    jwl019

    jwl019 New Member

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    2016 Tundra CM 4wd TSS
    Tacotunes SQ1 package Bilstein 5100's @ 1.5" plus 2 shims Toyotec Shackles at 1" Firestone Ride Rite Airbags SCS SR8's 285/70r18 Nitto Ridge Grappler's Bed Cover Tow Mirrors Windows Tinted Window Visors Weathertech Floor Mats
    Will hold off on installing it then. I just figured lifting the rear 1.5" it would probably need it.

    I will probably also be installing Firestone airbags in a few months too so that my Tundra doesn't squat so bad pulling my boat.
     
    831Tun[QUOTED] likes this.
  10. Feb 12, 2019 at 9:34 PM
    #10
    831Tun

    831Tun heartless Bastrd

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    TC long travel. Deaver 420 SU leaf packs.
    CB drop isn't expensive or anything like that but, I don't believe in modifying the OEM unless necessary. You'll know if you need it. Best of luck.
     

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