2004 BMW X3 2.5i Sports Activity gear ratio calculator

With 2004 BMW X3 2.5i Sports Activity 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 2612 4788
from 2nd Gear to 3rd Gear 2018 5382
from 3rd Gear to 4th Gear 2775 4625
from 4th Gear to 5th Gear 2220 5180
from 5th Gear to 6th Gear -1057 8457
kmh / RPM 1000 2000 3000 4000 5000 6000 7000 7400
1st Gear 9.8 19.6 29.4 39.3 49.1 58.9 68.7 72.6
2nd Gear 15.2 30.3 45.5 60.7 75.8 91 106.2 112.2
3rd Gear 20.9 41.7 62.6 83.4 104.3 125.1 146 154.3
4th Gear 33.4 66.7 100.1 133.5 166.8 200.2 233.5 246.9
5th Gear 47.7 95.3 143 190.6 238.3 286 333.6 352.7
6th Gear 41.7 83.4 125.1 166.8 208.5 250.2 291.9 308.6

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