The classic check is just "ABC" https://bikeleague.org/videos/basic-bike-check/ https://bikeleague.org/videos/basic-bike-check/ >Air: Be sure you have enough

The classic check is just "ABC" https://bikeleague.org/videos/basic-bike-check/ https://bikeleague.org/videos/basic-bike-check/ >Air: Be sure you have enough air in your tires >Brakes: Look to see that your brake pads are not worn >Chain and Cranks: Pull on your cranks to see that they are not loose and look to see that the chain is not rusted and it is free of gunk Newer bikes add: >Quick Release: Make sure all quick releases are closed and it's a good idea to: Check: Take a slow brief ride to check that your bike is working properly and of course the recommendation has always been to take a bike in to a bike shop in the spring before resuming riding. The notable mechanical failure I had was a broken gear on the rear cassette (and this in a lifetime of riding which has included a couple of bike tours, a lot of general riding, and a couple of years of almost exclusively commuting by bike (which I'm hoping to get back to)) --- fortunately, was able to pick up the pieces, set the bike on a particular gear, then continue riding --- getting hit by a car on the first day of summer vacation when I was 14 was far more momentous.