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70mph in 6th 1700 rpms what gears do i have

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Old 06-05-2007, 11:30 AM
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Default 70mph in 6th 1700 rpms what gears do i have

when I bought the car he told me it was geared down but he could not remember what gears. can you help out?
Old 06-05-2007, 11:38 AM
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3.73's. www.f-body.org/gears
Old 06-05-2007, 11:39 AM
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Sounds like 3.42's
Old 06-05-2007, 11:46 AM
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What year is your car and what is your tire size
Old 06-05-2007, 12:10 PM
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Originally Posted by crazy02ss
Sounds like 3.42's
yeah, thats what i was thinking, i would think with 3.73's the rpm's would be a little higher then that
Old 06-05-2007, 12:18 PM
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Originally Posted by baldurann
Yep. You'd be going 76 MPH at 1700 w/ 3.42s.
Old 06-05-2007, 12:56 PM
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I have a 2000 ss, the guy told me the previous owner lowered the gearing for top end ? I know the ss has 3.42's but i just cdn' tell what gears they are.
Old 06-05-2007, 12:57 PM
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^ *cough* drone range *cough*... Mine's bad in 6th.


Anyway.. Yeah, sounds like 3.73's.. mine about the same range w/ the 3.43's, 76 at about 1700. 80 or so is about 2krpm in 6th... -DRONE!!!
Old 06-05-2007, 12:58 PM
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wheels are stock 17"
Old 06-05-2007, 12:59 PM
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My 3.42's run about 16-1700 RPM's @ 70 mph in 6th with the cruise set.
Old 06-05-2007, 01:00 PM
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the wheel size is irrelevent. The tire size is important.
Old 06-05-2007, 01:11 PM
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Assuming stock tire height (25 inches)...

3.73's in 6th @ 70mph = 1755rpm

3.42's in 6th @ 70mph = 1609rpm

3.23's in 6th @ 70mph = 1520rpm




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