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4.88's on my 86

Discussion in 'The Garage' started by rodney chambers, Jan 10, 2006.

  1. rodney chambers

    rodney chambers Registered Member

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    i am thinkin bout putting the bluggy runnin gear under the 86. my question is how can i find out how 4.88's and 35" sx tires run down the highway with the 305 700r4 setup?:confused:
     
  2. muddybuddy

    muddybuddy 3/4 ton status

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    there are some website, im sure somebody will post them up. its gonna be high rpms. lots of power tho on the trail
     
  3. TBair

    TBair Registered Member

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    richmond gears website has calculaters that will tell u everything u wanna know
     
  4. rodney chambers

    rodney chambers Registered Member

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    what is the overdrive ratio for 700r4
     
  5. norville

    norville 1/2 ton status

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    0.70

    bob
     
  6. 6.2Blazer

    6.2Blazer 1/2 ton status

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    4.88 axle gears with the 700r4 in 4th (OD) would be equivalent on the highway to a truck with a TH350 or TH400 with 3.42 gears (4.88 x 0.70 = 3.42). I doubt anybody will say that 35" tires with 3.42 gears would be too low of gearing for running down the highway.
     

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