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What is the optimal RPM for manual transmission?

1 Answers

BrooklynFitz

07/24/25 4:17pm

Typically, the ideal time to shift gears is when the engine reaches around 2000 RPM. This ensures sufficient power and avoids incomplete fuel combustion, which can lead to carbon deposits. Generally, using engine RPM as a reference makes it easier to master. Below are details about the optimal shift RPM for manual transmission cars: 1. Optimal shift RPM and speed for manual transmission cars: 1st to 2nd gear: Based on the performance curve, 20 km/h at 2000 RPM should be the minimum point. Shifting below this point would take the car out of the 2nd gear's working curve. Shifting at this point would drop the RPM to around 1300, which is acceptable but not optimal. Shifting at around 23 km/h and 2800 RPM would result in an RPM of around 1800 after shifting. Therefore, theoretically, 2800 RPM is better for shifting from 1st to 2nd gear (before checking the performance curve, one might think 2000 RPM is sufficient, but it seems higher RPM is preferable even if not reaching 2800). 2. 2nd to 3rd gear: Similar analysis suggests shifting at around 40 km/h and 2700 RPM. 3. 3rd to 4th gear: The minimum shift point is 50 km/h at 2500 RPM. 4. 4th to 5th gear: The minimum shift point is 60 km/h at 2200 RPM.

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