Bicycle Chain Length Measurement

Bicycle driving chain pitch.

Bicycle chain length measurement.

There are a few ways to get the correct chain length on your road bike as dan lloyd will show you in this video. Round the final result to closest whole inch figure. F number of teeth on largest front chainring. Size to old chain count links if your old chain was sized correctly it can be used to determine the length of your new chain.

Measure the length of the chainstay and multiply it by 2. In addition to that you need to consider the number of teeth on the largest chain ring and largest sprocket because the chain will be pulled the tightest in such a. Chain pitch is the distance at which the pins are placed. And add 1 or 2 5 cm.

If it s an option you can mark on the wall use tape where the chain reaches. This video will take you step by step through sizing a bike chain including determining whe. The size of these elements is the most important factor for calculating a chain length. Each chain has three important dimensions.

C chain stay length in inches measure to closest 1 8. Methods to determine chain length method 1. L chain length in inches. This post will give overview of bicycle driving chains standard dimensions.

R number of teeth on largest rear cog. Replacement chains for bicycles are always longer than you need. To check if it was the correct size shift the bike to the smallest sprockets and check the chain for any slack. Pitch inner diameter and outer diameter.

Use chart above to find decimal measurement. It is measured by measuring the distance between 3 links then dividing it by two. Measure the total length of the new chain from the centre of one end to the centre of the other end. A bike has a 42 32 22 front chainring set up.

The length of the chain should be 53 5 inches or 135 89 cm. A bicycle chain is a roller chain that transfers power from the pedals to the drive wheel of a bicycle. Twenty half links in a new chain measure 10 inches. After all it makes sense to think that a longer chain stay will also need a longer chain.