How To Buy A Bike Chain Apr 2026

You will almost certainly need a chain tool to remove excess links. The most reliable sizing method is to lay your old chain next to the new one and match the link count exactly.

Always match the chain to the number of rear cogs. While there is some minor room for interchangeability in older 6/7/8-speed systems, modern drivetrains require an exact match. 2. Brand Ecosystems and Materials how to buy a bike chain

While most chains follow a standard "one-half inch pitch" (the distance between rivets), manufacturers like , SRAM , and Campagnolo design their chains to work specifically with the tooth profiles of their own cassettes. You will almost certainly need a chain tool

A 12-speed chain is significantly thinner than an 8-speed chain. Using a chain with the wrong width will result in it getting stuck between cogs or failing to shift entirely. While there is some minor room for interchangeability

It is a common misconception that a chain is "ready to wear" out of the box. Almost all new chains are sold with extra links to ensure they can fit even the largest touring bikes.