This strange cosmetic feature of geared locomotives made them shine ... drove a longitudinal shaft that drove the axles through bevel gears to reduce speed and increase torque." ...

For some general tips on disassembling locomotives, see this story on ... A single drop of plastic-compatible oil where the gears spin on an axle, and maybe a dab of grease on one gear is sufficient.

At the heart of the Fell gearbox is a set of differential gears the same as you’d find in the axle of a car, and in the locomotive they are used to combine the output of more than one engine.

Beginning in the early 2000s, the rail industry was introduced to something not seen before, new-build six-axle locomotive ...

The six-axle goods locomotive in question – with 7500 kW the most powerful ... Voith Turbo in Heidenheim produces gears and pinions for this contract that are shipped to China. In China, these ...