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Thread: 245/75R16 General Grabber AT 2 Tire Pressure Recommendations?

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  1. #1
    Member Since
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    2001, Foxfire Red Mica, VX, 1343
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    PK, I agree. When I saw the 80 psi on the side of the tire, I inflated to 70 and did the chalk test. Lots of chalk left on the outside, like it was inflated like a donut. A heavier vehicle might flatten it out on the ground, but not a VX. Chalk wear was consistent front and back, is the VX close to 50-50 weight distro?

    Bottom line, I'm at 60 psi, due to reading the chalk, 7s all around on the Rancho. I'll ride that this week. Thanks for the suggestions.
    Bren Workman
    Gretna, NE
    (C) 402-312-1992

    [SIGPIC][/SIGPIC]

  2. #2
    Member Since
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    2001, PROTON YELLOW, VehiCROSS, 1451
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    Quote Originally Posted by workmeistr View Post
    .........is the VX close to 50-50 weight distro?
    The VX is damn close to a perfect 50/50 weight distro. According to www.MotorTrend.com (magazine), here are the weight specs:

    Curb Weight = 3955 lbs.
    Weight Distro, f/r, % = 51/49


  3. #3
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    Oh, and regarding my originally bouncy ride, maybe, just maaaybee, I had the back Ranchos on "0" insted of "9," just maybe.

    Today's 30-min. ride to work was much better. I'm going to do another tire chalk test when it's cooler, as the air in the tires last night, by the time I finished testing, was very warm. I'd like to get one perfect chalk test, as in, I can't find the chalk marking after driving 1 block in a straight line. I was still showing a little chalk at 60 psi on the very outer sipes of the tire. I think 54-56 will be the best, or even slightly lower.

    Thanks again.

  4. #4
    Member Since
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    99 Astral Silver VX #1872 + 99 Ironman WIP
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    Quote Originally Posted by Riff Raff View Post
    The VX is damn close to a perfect 50/50 weight distro. According to www.MotorTrend.com (magazine), here are the weight specs:

    Curb Weight = 3955 lbs.
    Weight Distro, f/r, % = 51/49

    I don't think I'd take anything in a MT article as gospel...

    If they can get something as major as suspension wrong...

    (The following is excerpted from this MT article)

    "Augmenting a full-coil suspension that uses MacPherson struts up front "

    I'm not saying they're wrong on the weight distribution, I'm saying it's certainly a possibility...

    And PK is spot on with regard to the max inflation pressure...max load = max pressure. Just because you CAN inflate to 80, doesn't mean you should.

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