Bicycle Chain Length Calculator

Chain length too long.

Bicycle chain length calculator.

Bicycle mechanics repairs. Bicycle drive chain length. This free javascript bicycle chain length calculator uses the rigorous equation as published on the park tools site and various discussion forums. Remember you can only join the inner plates to the outer plates of a chain so you can only calculate to whole inch increments.

Now add one whole inner and outer link so that you have approximately one extra inch of slack in the chain. L 2 c f 4 r 4 1 l length your chain length in inches rounded to the nearest inch. Replacement chains for bicycles are always longer than you need. Bicycle mechanics repairs.

F number of teeth on largest front chainring. Links equals cm note. The following links provide some more helpful information. Length of the chain stay.

It is possible to determine chain length from a simple equation before you even take your new chain out of the box. You can use cm or inches to input your chainstay length you should always be able to find this out on your bike manufacturer s website inventory or in the manual it came with and then add your outer chainring size and number of teeth. L chain length in inches. This video will take you step by step through sizing a bike chain including determining whe.

That will be the optimal length for most systems. This is long enough for the biggest chainrings and for most distances of rear wheel from front chainrings. Here is a complete bicycle gear ratio chart of the most commonly used bicycle chainring and cog sizes. The result applies to gear wheels with 10 teeth.

C chain stay length in inches measure to closest 1 8. Round the final result to closest whole inch figure. Bicycle mechanics repairs. In future tutorials i plan to discuss the different types of chain connectors and how to use a chain tool to break the chain.

In rare occasions touring frames for example with extremely. Teeth on largest chain ring. R number of teeth on largest rear cog. Teeth on largest sprocket.

Bicycle mechanics repairs. Javascript bicycle chain length calculator. 52 36 to 53 39 huge difference chain length. A new bicycle chain usually comes with 116 links.

Chain length calculator does nothing more and nothing less than working out what the length of your chain should be expressed in number of links. So for optimal length a new chain is usually shortened from the 116 links that come in the box. A bike has a 42 32 22 front chainring set up. When using newer gear wheels with 11 teeth the chain length needs to be extended by 2 links 2 55 cm.

Bike chain length calculator.