Lubricants and cleaners are used to, firstly clean mud, dirt, grease and oil off the bike to stop working parts from clogging up and salt from the road deteriorating the bike. Lubricants are used to keep the chain and moving parts smooth and in good working order. They help to stop parts from seizing up and getting rusty. There are a variety of products to keep all working parts in good condition including disc brake cleaner, fork lubricants and carbon grease to name a few. Keeping your bike clean and free from corrosion help to keep your bike from becoming unreliable.