A transmission is a mechanical device which uses a gear set—two or more gears working together—to change the speed, direction of rotation, or torque multiplication or reduction, in a machine.
Transmission internals for a 2009 Volkswagen Golf
Transmission for a Bristol Sycamore helicopter
16-speed tractor transmission (plus 8 reverse gears)
Mazda M5OD manual transmission (viewed from the engine side)
Manual transmission
Videos
A manual transmission, also known as manual gearbox, standard transmission, or stick shift, is a multi-speed motor vehicle transmission system where gear changes require the driver to manually select
Transmission (mechanical device)
…vehicle's speeds requires the wheels to rotate in the range of 0–1800 rpm. In the early mass-produced automobiles, the standard transmission design was manual: the combination of gears was selected by the driver through a lever (the gear stick) that displaced gears and gear groups along their axes. Starting…
Internals of a Getrag 282 manual transmission for a front-wheel-drive vehicle (Oldsmobile Cutlass)
Top and side view of a typical manual transmission, in this case, a Ford Toploader, used in vehicles with external floor shifters
16-speed (2×4×2) ZF 16S181 – opened transmission housing (2×4×2)