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Replacement chains for bicycles are always longer than you need. This video will take you step by step through sizing a bike chain, including determining whether your old chain was correctly sized, sizing to an old chain, and the largest cog & chainring method, as well as some exceptions and considerations such as rear suspension and chain guides. Questions or comments? Leave them below! See all our chain videos in our chain repair help playlist ▶︎ Video contents: 00:39 Tools Needed 00:57 Check & Remove Chain 02:57 Sizing to Original Chain 04:01 Sizing to Largest Cog & Largest Chainring 06:26 Exceptions & Considerations ➤ Tools & materials used: • MLP-1.2 Master Link Pliers - • CT-3.2 Chain Tool - • CT-4.3 Master Chain Tool With Peening Anvil - • New Chain • Marker • Repair Stand - • See all Park Tool chain products - For a text-based walk-through of this process: ➤ Subscribe: ➤ Like: ➤ Follow: ➤ Fix It: Did you know that Park Tool is the #1 resource for bicycle repair education? • Visit our YouTube Channel: • Visit the Repair Help section of : • Check out The Big Blue Book of Bicycle Repair: ➤ About Park Tool: Since our founding in 1963, Park Tool has been the leading name in bicycle tools. Our YouTube channel is an extension of our mission to be the ultimate resource for mechanics and riders of all skill levels. Here you will find comprehensive repair help tutorials for a wide range of components and processes, as well as troubleshooting guides, tips and tricks, and information on the latest Park Tool products. ➤ More Chain Repair Help: • The Park Tool Guide to Chains ▶︎ • How to Clean and Lube a Bicycle Chain with a Park Tool Chain Cleaner ▶︎ • When to Replace a Chain on a Bicycle ▶︎ • How to Fix a Broken Bicycle Chain ▶︎ • How to Replace a Chain on a Bicycle - Sizing & Installation ▶︎ • How to Replace a Chain on a Single Speed Bike - Sizing, Installation & Tensioning ▶︎ • How to Size a Campagnolo Bicycle Chain ▶︎
