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#2
10-08-2004, 11:09 PM
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Re: What are your RPMs at 70MPH ?
yoour overdrive will allow you to run fine at 70+ and yes taller tires gives you lower end gears. I went from 245 to 285 and my gearing is approx 3.81...J
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2000 Silverado Victory Red, standard cab, short bed, short wheelbase, 4X4, 4.8L, 5 speed, 4:10 locking rear diff, K&n FIPK, Ryno lined all the way over bed rail, heavy half suspension,factory skid plates,Fog lights, BFG 285/75/16 A/T's, dashmat, Stealth Radar. lots of special options some installed by me! 1980 Suzuki GS1100E Super fast 
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#3
10-08-2004, 11:37 PM
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Re: What are your RPMs at 70MPH ?
mine runs around 2100 to 2200 at 70
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2000 Silverado Victory Red, standard cab, short bed, short wheelbase, 4X4, 4.8L, 5 speed, 4:10 locking rear diff, K&n FIPK, Ryno lined all the way over bed rail, heavy half suspension,factory skid plates,Fog lights, BFG 285/75/16 A/T's, dashmat, Stealth Radar. lots of special options some installed by me! 1980 Suzuki GS1100E Super fast
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#4
10-12-2004, 08:53 PM
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Re: What are your RPMs at 70MPH ?
I have 4.10s with 35" tires (315X75X16) (You will need a lift) my RPMs are about 1900 at 70MPH.
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 2001 Silverado Crew Cab 2500 HD - 8.1 - Allison 6" RCD Lift with 35" BFG Mud Terrains Airaid Intake - 4" Magnaflow Exhaust - Hypertech Programmer
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#5
10-13-2004, 08:30 AM
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Re: What are your RPMs at 70MPH ?
I have stock 3.73 and 265's and mine are about the same as NW's.
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1998 ECSB Z71
Whelen LED's Kenwood 2-way "BIG 3" 2500+ watt audio 
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