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1 result for “gearing”
Formulae (1)
Automotive & Engines
Intermediate
Vehicle Speed from RPM
v
=
π
d
N
G
R
⋅
G
f
v = \frac{\pi d N}{GR \cdot G_f}
v
=
GR
⋅
G
f
π
d
N
Road speed from engine rpm, gearing and tyre diameter.