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Re-gear

Discussion in '5th Gen 4Runners (2010-2024)' started by Mmacro, Jan 3, 2024.

  1. Jan 3, 2024 at 5:38 PM
    #1
    Mmacro

    Mmacro [OP] New Member

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    Been lurking for a while but this is my first post.
    I have a 23 ORP w/ KDSS. I got 6112/5160’s & 285/70/17 Toyo Open Country R/T C’s put on yesterday. Rear lift is 1.5” and front is about 2.6”. I am planning on adding KDSS drop spacers and brackets.

    I mostly run forest service trails & some offroad for hunting/fishing. No crawling or high speed desert driving.
    Should I be looking into a re-gear? I don’t drive fast (65 on highway) and am mostly concerned about the wear on my engine, transmission, etc. So, how much damage am I doing without a regear?
    Looking around seems like the going rate is about $3k but transmissions are a bit more than that lol.
    Thanks
     
  2. Jan 3, 2024 at 5:47 PM
    #2
    Borracho Loco

    Borracho Loco My 4Runner identifies as a Prius!

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    Oooh look, another mod.....
    This may help:

     
  3. Jan 3, 2024 at 6:03 PM
    #3
    ChessGuy

    ChessGuy New Member

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    Too many..... Performance: • Magnusum Supercharger • Gibson exhaust with dual black tip • Pedal Commander * PowerBrakes • Suspension – Old Man Emu BP-51 front and back with Medium load coils • Tires: AT3 Faulken Wildpeak – 285/70/17 • Wheels: Relations Race Wheels, RR7-H with -12 offset • Full roof rack and ladder by Westcott Design (removed the stock Yakima basket) • Molle storage panels by Rago fabrication • Front light brackets by Rago • Illuminator light bracket by Rago (roof rack location) Lights • Morimoto front and back with sequential signals • Morimoto fog lights and side mirrors with sequential signals • 40” Baja design light bar for roof rack • 20” S8 Baja design driving combo (winch location) • Squadron sport baja design ditch lights • S2 Chase lights by baja designs (mounted on roof) In the bay: • Odyssey 34-PC Battery • SDQH Aluminum billet battery terminals and bracket • Switch Pro 9100 with aluminum tray • Anytime front and back camera • ARB twin compressor Recovery & Protection: • Smittybilt X20 synthetic rope winch • Factor 55 fairlead and flatlink • Southern Style Off-road (SSO) low profile bumper • SSO stage 2 high clearance wings • Weekend warrior recovery kit by treaty oak • RCI – skid plates – entire vehicle + catalytic converter protection wings Interior: • Nano Ceramic IR – Avery Dennison Window tint – all windows • Several phone mounts • Upgraded Rear Hatch lift gate struts (ladder is heavy) • Boom blaster horn switch (featuring La cucaracha)
    No damage whatsoever with what you are doing and you can stay with your OEM gears and you will be fine. Regearing is for when you start adding more weight to the 4R, you put on bigger tires and then all the sudden you want to have the feeling of the stock vehicle, but because you have added so much stuff then the vehicle starts lagging and the oem power isn't there. If you like to have the low end torque and more control, then 456 gear ratio is what is recommended and if you intend to stay light (33s, no heavy stuff etc) if you intent to run bumpers and carry a lot of stuff and run 34s and 35s then you need 488's. I run 456 and I like it and the 4R feels good there for me. There are lots of good videos out there on this subject. Good luck.
     
  4. Jan 3, 2024 at 6:27 PM
    #4
    CygnusX-4

    CygnusX-4 Member

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    Congratulations on your new rig, sounds like a great setup. Not knowing your topography or elevation, I'm going go with "you'll be fine." Contrary to what most people will lead you to believe, 285 70 17s are not 33s (not that it matters, but I find this comical to say the least). I measure them on vehicles all the time and most are only 31.5" tall. Now, if you add on a bunch of weight and live in the mountains, my opinion might change. Drive it and see how the transmission shifts, you can always use "S" mode if the conditions cause gear hunting. It is highly unlikely that you're going to damage your engine or transmission with that setup. Enjoy your ride and happy hunting/fishing!
     
  5. Jan 3, 2024 at 8:59 PM
    #5
    Mmacro

    Mmacro [OP] New Member

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    Thanks!
    Im in the CA Bay Area. My area is pretty ‘hilly’ but no crazy elevation.
    Been very happy with my 4R so far. Took it camping last year and got some good dings on the skid plates which got me thinking about the lift and tires.
    So far (about 70 miles) no searching for gears. I drive and accelerate relatively slowly. I did notice it wants a bit more gas to get up to highway speeds.
    Will just keep up with early TC and Diff services to keep everything happy.
     
  6. Jan 4, 2024 at 3:15 AM
    #6
    MI-FL off roader

    MI-FL off roader T4R Hobby/Addict

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    Brett
    Merritt Island, FL
    Vehicle:
    03' SR5 Sport - 12' Limited
    Too many mods and too much money
    My 12' Limited is the perfect example of this. 285/70/17 MTs w a crap load of weight (5800+ lbs), and she's on the very edge of needing a regear. The Mud Terrains create extra wind resistance, especially with an open steel bumper.
    So I installed a Performance Y-pipe w a Magnaflow muffler, which helped a good bit. I also have a Sprint Booster to help with throttle response.

    Most people would have bit the bullet and gone with a 4.56 gear, but I've held out on that option. My point is your rig should be fine, as my Truck is still running strong after 70k miles with all of these modifications. Do your regular maintenance and get out there on the trails.
     

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