Bicycle Chain Length Calculator

Teeth on largest sprocket.

Bicycle chain length calculator.

This is long enough for the biggest chainrings and for most distances of rear wheel from front chainrings. 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. This video will take you step by step through sizing a bike chain including determining whe. R number of teeth on largest rear cog.

Bicycle mechanics repairs. Use chart above to find decimal measurement. Hover over the cells to highlight and see the gearing information. Round the final result to closest whole inch figure.

Replacement chains for bicycles are always longer than you need. Javascript bicycle chain length calculator. C chain stay length in inches measure to closest 1 8. A new bicycle chain usually comes with 116 links.

Links equals cm note. Bicycle mechanics repairs. This free javascript bicycle chain length calculator uses the rigorous equation as published on the park tools site and various discussion forums. L 2 c f 4 r 4 1 l length your chain length in inches rounded to the nearest inch.

A free bicycle chain length calculator written in javascript by nigel jones. The following links provide some more helpful information. F number of teeth on largest front chainring. In future tutorials i plan to discuss the different types of chain connectors and how to use a chain tool to break the chain.

Bike chain length calculator. Here is a complete bicycle gear ratio chart of the most commonly used bicycle chainring and cog sizes. It is possible to determine chain length from a simple equation before you even take your new chain out of the box. When using newer gear wheels with 11 teeth the chain length needs to be extended by 2 links 2 55 cm.

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. 52 36 to 53 39 huge difference chain length. That will be the optimal length for most systems. Chain length too long.

Bicycle drive chain length. A bike has a 42 32 22 front chainring set up. 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.

Teeth on largest chain ring. L chain length in inches. So for optimal length a new chain is usually shortened from the 116 links that come in the box. In rare occasions touring frames for example with extremely.

The result applies to gear wheels with 10 teeth.