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Found 9 calculators
Gear ratio from teeth
Calculates a gear pair ratio from the drive and driven tooth counts.
Gearbox output speed
Calculates output rotational speed from input speed and ratio.
Gearbox output torque
Calculates output torque from input torque, ratio, and efficiency.
Gearbox input torque
Solves required input torque from output torque, ratio, and efficiency.
Gearbox power loss
Calculates gearbox power loss from input power and efficiency.
RPM drop after gear shift
Estimates engine speed after a shift and the speed drop from the new and old gear ratios.
Gear ratio step
Calculates the percentage step between a new and old gear ratio.
Required ratio for target speed
Solves the required total ratio for a target vehicle speed, engine speed, and rolling radius.
Simple gearbox output torque
Calculates simplified gearbox output torque as engine torque times ratio and efficiency.