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Thread: Cant find my gear ratio

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  1. #1
    Join Date
    May 2010
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    Cant find my gear ratio

    I cant figure out what gears i have there were two codes. One was a GE4 and the other a GU5. I cant find any info on these threads about either. Does anyone know?? thanks

  2. #2
    Join Date
    Mar 2010
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    houston,texas
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    GU5 is a 3.23 gear ratio i dont know about the other one though
    2006 silverado crew cab z71 6.0
    Nelson Tuned
    LT
    285/75/17 bfg mud terrain km/2
    TSP 220

  3. #3
    Join Date
    Jan 2008
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    8,031
    3.23s like mine ,,time for some 4.10s

  4. #4
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    gotta find me a G80 first! im thinkin 3.73s tho. I make trips to San Antonio a few times a month

  5. #5
    Join Date
    Dec 2009
    Location
    Houston, TX
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    Quote Originally Posted by STUNNA View Post
    3.23s like mine ,,time for some 4.10s
    Mine, too. But I haven't decided yet on 4.10/4.30/4.56.
    2006 Z71 Tahoe - Silver Birch Metallic
    GO: Wheatley 93 street tune, TR220-112 cam, PAC 1218 springs, Comp rocker trunions, U/D pulley, LS2 timing chain, JBA headers, cat delete, Magnaflow catback, AEM CAI, 180º stat, ported TB, Circle D 3200, TransGo HD2, billet servos, Tru-Cool 40K, LS6 valley cover, and many more...
    SHOW: Ford keys, 2" spacers, Bilstein 5100, SS cluster, HIDs, LEDs, and many more...

  6. #6
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    Quote Originally Posted by Z'06 View Post
    Mine, too. But I haven't decided yet on 4.10/4.30/4.56.
    i had 4.10s new in box,recently sold em,,mite go for 4.56 f**K it lol

  7. #7
    Join Date
    May 2010
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    H.H. TEXAS
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    Yea how do I find out the gears in my 04 tahoe? I know it's in the glove box but what numbers am I looking for?
    04 Tahoe LT....4 buckets and all leather! Custom grind cam, rear mount, tb stall, 4.56s, gutted exhaust, 33/12.50s

  8. #8
    Join Date
    Jan 2008
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    i have a g80 if youre looking to buy one

    04 RCSB 5.3, Homemade 80mm FM, TU1, TH400

  9. #9
    Join Date
    May 2010
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    Quote Originally Posted by o2camaross View Post
    i have a g80 if youre looking to buy one
    Where r u from?

  10. #10
    Join Date
    Mar 2010
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    Tuscaloosa, AL
    Posts
    256
    ge4 is the work truck code

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