In the early days of the Tour de France, riders not only had to contend with 400km-plus stages, but they had to do it with just two gears. Not only that, but to move between them, they had to get off the bike, release wing nuts on the rear wheel, flip it around and replace the chain on the sprocket before remounting.
These days we expect 22 gears as standard, but do we need quite so many? It might seem obvious that having more gears is better, but there is an argument to be made for losing gears. Specifically, the switch to a single front chainring, known as 1x (‘one-by’), means you can do away with messy cabling, mounts and a bulky derailleur.
‘For me as an engineer, the front…
