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Which Locker type option?

Discussion in '2nd Gen. Tacomas (2005-2015)' started by hunterturbo, Jul 13, 2014.

  1. Jul 13, 2014 at 1:43 PM
    #1
    hunterturbo

    hunterturbo [OP] Member

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    I have a 2014 DCLB sport. OME 3" lift with BFG mudders 255-75x17 tires. I just took it out and found out that indeed the rear auto LSD sucks. My 07 sport DCLB with the limited slip diff cleans my 14's clock. Just went out and did a side by side comparison on a small hill 300' long with decent ruts with some sand and loose dirt.

    First I tried my 14 with standard mode, went up maybe 50' @3mph
    second tried same with auto LSD engaged and made it 52' @3mph
    third tried them both ways at 8-10 mph and made it 60' each
    All times either with LSD engaged or not only one tire spun, all 2wd.
    Then just for giggles I tried the TRAC system in 2wd, same story!!

    Then I tried the 07 in 2wd
    slow, fast and medium speed. made it over the hill all three times with 95-100% of the time both rear wheels spinning when needed, as it appeared to be locked up.

    Needless to say, I am very unimpressed with how the Tacoma has downgraded itself in the off road capability dept.
    I am sure as they say it is better on the icy roads and for daily driving it just might be the ticket. But for the off road stuff, very poor indeed.

    So now comes the question?
    What are the options you would suggest for locking up my rear end of my Tacoma. I'm looking at the ARB, any other suggestions? Not wanting a locked up 100% of the time as this is also my daily driver.
    Thanks for any suggestions
    Hunterturbo
     
  2. Jul 13, 2014 at 1:58 PM
    #2
    Large

    Large Red

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    ARB. Although there might be some kind of traction turned since the 07 sport and the 14 sport have the same rear end
     
  3. Jul 13, 2014 at 2:02 PM
    #3
    kirkofwimbo

    kirkofwimbo Well-Known Member

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    Why not go with an LS like you have in the '07?
     
  4. Jul 13, 2014 at 2:39 PM
    #4
    hunterturbo

    hunterturbo [OP] Member

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    If I could get the same LSD that my 07 had I would love that. I was not aware of that being an option. I bought this 14 thinking that it was the same as my 07 as I really wish it was.
    Can you get that 07 LSD put in the 14? Does anyone know how? where? price?
    Thanks,
    Hunterturbo
     
  5. Jul 13, 2014 at 2:50 PM
    #5
    dm1215al

    dm1215al Well-Known Member

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    Did you consider the Offroad over the sport?
    I guess since you had the 07 sport and liked it so much that was why you went with the 14 sport.
     
  6. Jul 13, 2014 at 2:53 PM
    #6
    95 taco

    95 taco Battle Born

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    The 07 has a physical LSD with clutch packs and everything, the 14 has digital LSD, it uses brake modulation to simulate a LSD.

    I'd personally go with a locker in the back. ARB seems like the best way to go.
     
  7. Jul 13, 2014 at 4:12 PM
    #7
    wildcats

    wildcats Well-Known Member

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    ARB is about your only option and it's a very good one, but not very cheap. I'm surprised your 07's lsd is still functioning that well since they will wear out over time. For off road a locker is far superior to any lsd.
     
  8. Jul 13, 2014 at 5:20 PM
    #8
    hunterturbo

    hunterturbo [OP] Member

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    Thanks for the comments and suggestions.
    I guess its time to drop some coin on an ARB.
    I needed the long bed BTW. Plus I do like the hood scoop look.
    Hunterturbo
     
  9. Jul 13, 2014 at 5:24 PM
    #9
    wildcats

    wildcats Well-Known Member

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    There is also the detroit locker, but it's an auto locker and definitely has some quirks.
     
  10. Jul 13, 2014 at 5:58 PM
    #10
    Hugh Morron

    Hugh Morron Manic Mechanic

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    Eaton makes a mechanical LSD unit for Tacomas. They are hard to find and I have one on order. They have carbon fiber clutch discs in them and are pretty strong(at least thats what I heard). Yea I wasn't very impressed with the electronic traction aids that got me stuck in less than 2 inches of snow.
     
  11. Jul 13, 2014 at 7:55 PM
    #11
    nd4spdbh

    nd4spdbh Well-Known Member

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    if you are going to pull apart your 3rd to replace the diff... just go ARB.... once you have a locker your going to be like... oh wow, LSD's are about as good as an open diff (mechanical or simulated)

    also as a note... for the brake actuated LSD to work decent you actually have to get in the gas quite a bit.
     
  12. Jul 15, 2014 at 5:10 PM
    #12
    Hugh Morron

    Hugh Morron Manic Mechanic

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    I don't know about the OP but I don't need a locker. My truck spends 99% of its time on road. I just want something better for use in the snow.

    As for the ALSD, I tried hitting the gas pretty hard and I had the same problem with only one wheel spinning and one wheel locked. When it would switch sides it sounded like the rear was about to scatter gear pieces all over the road. BANG KLANG. No thanks.

    Just wanted to let the OP know that there is an LSD diff out there for his truck. He seemed very fond of the one in his other truck.
     
  13. Jul 17, 2014 at 5:11 PM
    #13
    Hugh Morron

    Hugh Morron Manic Mechanic

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    Just an update, Eaton no longer makes a traditional LSD with clutchpacks. Really ruined my day.
     
  14. Jul 17, 2014 at 5:22 PM
    #14
    wildcats

    wildcats Well-Known Member

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  15. Jul 17, 2014 at 7:51 PM
    #15
    wildcats

    wildcats Well-Known Member

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    I believe you are referring to the Auburn Ected, which is not available for our truck.
     
  16. Jul 18, 2014 at 5:18 PM
    #16
    Hugh Morron

    Hugh Morron Manic Mechanic

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    Not a big fan of the trutrac diff. Operates as an open diff until traction is lost. Clutch style lsd's put power to both wheels all the time.
     
  17. Jul 18, 2014 at 5:30 PM
    #17
    Large

    Large Red

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    Thanks, I was not aware.
     
  18. Jul 18, 2014 at 5:47 PM
    #18
    wildcats

    wildcats Well-Known Member

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    Now I'm no expert but from what I've read this isn't exactly the case. Clutch type limited slips can be set up with preload which will allow them to have some effectiveness even when there is no traction. A helical limited slip will be ineffective in very low traction situations, but some of this can be overcome by applying torque through braking. Clutch type limited slips also need frequent rebuilding, depending of course on use, while a helical limited slip is basically maintenance free.

    If you want power to both wheels perhaps an automatic locker would suit your needs. While not always street friendly, they are a very effective and if used frequently for off road can actually outperform a selectable locker. But aren't probably the best solution for frequent driving on hard packed snow or ice.
     
  19. Jul 18, 2014 at 5:48 PM
    #19
    wildcats

    wildcats Well-Known Member

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    Nvm about the auto locker, just saw you said you wanted it for snow.
     

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