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Auto Transmission - speed vs. rpm

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Old 01-18-2014, 10:48 AM
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fredmills
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Default Auto Transmission - speed vs. rpm

Does anyone have data or a chart showing speed vs. rpm in each gear for auto. transmission or, at least, speed at 6500 rpm.
Old 01-18-2014, 12:47 PM
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W88fixer
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TRANSMISSION OVERALL
4.03 10.32
2.36 6.04
1.53 3.92
1.15 2.94
0.85 2.18
0.67 1.72

Rear axle 2.56 (base model), approx 1507 rpm @ 70 mph, tires 245/40X18 front, 285/35X19 rear

For speeds in gear, you can do the math as you choose. Don
Old 01-18-2014, 05:07 PM
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jim2092
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St. Jude Donor '08

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Not sure of what you want but here is the WOT shift points for both Speed and RPM for the C7 A6. I believe both have to be satisfied for it to shift.

Name:  C7 WOT shift points.jpg
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As you can see, at 5000 RPM's and 169 MPH it will be shifting to 6th gear at WOT.

Last edited by jim2092; 01-18-2014 at 05:14 PM.
Old 01-19-2014, 01:39 PM
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fredmills
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Originally Posted by W88fixer
TRANSMISSION OVERALL
4.03 10.32
2.36 6.04
1.53 3.92
1.15 2.94
0.85 2.18
0.67 1.72

Rear axle 2.56 (base model), approx 1507 rpm @ 70 mph, tires 245/40X18 front, 285/35X19 rear

For speeds in gear, you can do the math as you choose. Don
Thanks. very helpful.
Old 01-19-2014, 01:50 PM
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VETJAZZ
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FWIW - my stock C7 cruises at 95 mph @ 2,000 rpm.
Old 01-19-2014, 07:42 PM
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~Stingray
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Originally Posted by VETJAZZ
FWIW - my stock C7 cruises at 95 mph @ 2,000 rpm.
Thats crazy.
Old 01-19-2014, 10:19 PM
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///ADMAN
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Engine Brake @ 6500
Speed = Zero

Old 01-20-2014, 01:11 AM
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Zurbo
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Check out my post here for RPM vs MPH for A6 vs M7 performance ratios vs the A4 in my SS.

http://forums.corvetteforum.com/1584616957-post26.html
Old 01-20-2014, 09:27 AM
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fredmills
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Originally Posted by Zurbo
Check out my post here for RPM vs MPH for A6 vs M7 performance ratios vs the A4 in my SS.

http://forums.corvetteforum.com/1584616957-post26.html
Great charts. Thanks. Simple conversion to base car (2.56 vs. 2.73) is 1.066. Base car will run higher speeds, but of course longer times.

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