2008 Audi TT Roadster 1.8 T Quattro gear ratio calculator

With 2008 Audi TT Roadster 1.8 T Quattro Gear Ratio Calculator you can see the theoretical top speeds in all gears. You can change tire dimensions to calculate the effect on top speed and gearing. It will help you to find the best gear ratios for your racing car and to understand when it is the best time to change a gear.

Maximum Power RPM: Revolutions per minute when reaching
the top of the power curve.
Width Profile Wheel diameter
Tire Diameter [mm]:  OR 
Numbers of teeth Gear Ratio
Final Drive Ratio:  x   OR 
1st Gear Ratio:  x   OR 
2nd Gear Ratio:  x   OR 
3rd Gear Ratio:  x   OR 
4th Gear Ratio:  x   OR 
5th Gear Ratio:  x   OR 
6th Gear Ratio:  x   OR 
Speed in:




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Gear shift Difference after shifting RPM after shifting
from 1st Gear to 2nd Gear 841 1359
from 2nd Gear to 3rd Gear 733 1467
from 3rd Gear to 4th Gear 471 1729
from 4th Gear to 5th Gear 0 2200
from 5th Gear to 6th Gear 400 1800
kmh / RPM 1000 2000 2200
1st Gear 8.4 16.7 18.4
2nd Gear 13.6 27.1 29.8
3rd Gear 20.3 40.7 44.7
4th Gear 25.9 51.8 56.9
5th Gear 25.9 51.8 56.9
6th Gear 31.6 63.3 69.6

This calculator is completely based on mathematical formulas to be useful to you. Try the Transmission Gear Ratio Calculator now.