overdrive manual gearbox
Overdrive systems, originating in the early 20th century, enhance vehicle speed and efficiency. Overdrive.fi, a community, highlights automotive technology and builds, showcasing its evolution. What is an Overdrive? Overdrive is a transmission gear ratio where the output shaft spins faster than the input shaft, effectively increasing vehicle speed beyond what the engine’s current RPM allows. This is achieved through a separate gear unit, often planetary, positioned between the gearbox and the propeller shaft. When a transmission achieves this, it’s termed having “overdri