Price - much lower than a belt drive. Besides, there’s no need for a costly modification to the frame
Availability of parts - chains can be found in any bike shop, even on long trips you usually will not have any bother
A great selection of cogs - we can get virtually any size we want for chains
Removal - chains can easily be split, which eliminates the need for a split in the frame’s rear triangle and makes repairs much faster
Noise - a dirty chain will be heard for sure
Dirty - bike grease isn’t the nicest thing to wash off our legs and clothes
Stretching - You have to take care of the tension ourselves to prevent the chain from falling off. From time to time, you will need to move the wheel back in the track ends.
Rusting - chains don’t like rain, and if not dried off afterward, they start to rust.
Lubrication - for a chain to work as it should, it must be lubricated regularly.
Quieter than a chain - you can hardly hear it at all
Much longer life - one belt can easily outlive several chains
No stretching - after adjusting the belt tension, you won’t have to repeat this process until you have to remove the wheel
No rusting - a belt drive will endure a harsh winter much better
No need for lubricant - one less thing to service, two dirty legs less to wash
Price - much higher than a chain drive
Tension - must be higher and more accurate than a chain, a special tool is used to do this
Dostępność części - pasek to mniej popularne rozwiązanie w związku z czymś części zamienne ciężej jest dostać
Availability of parts - a belt drive is a less popular solution so spare parts are harder to get
Limited selection of cogs - will not allow you to get every gear/ratio available