The Shimano CN-HG71 is a high-performance chain designed for 6, 7, and 8-speed drivetrains. It fea...The Shimano CN-HG71 is a high-performance chain designed for 6, 7, and 8-speed drivetrains. It features Hyperglide technology for optimized shifting performance and enhanced durability due to chromising treatment on link pins and heat treatment of rollers, pins, and plates. The mushrooming of the pins ensures superior side-plate retention, exceeding BS/ISO standards for breaking force. This chain comes complete with a Quick Link for fast, tool-free assembly. It has a 7.3 mm chain width, specifically optimized for 6, 7, and 8-speed HG drivetrains. The chain boasts a corrosion-resistant grey finish on both inner and outer plates and measures 116 links with a weight of 335 grams.
This guide is for cyclists using 6, 7, or 8-speed drivetrains looking to upgrade or replace their chain. The Shimano CN-HG71 offers optimized shifting performance and enhanced durability, thanks to its Hyperglide technology and robust construction. However, be aware that this chain is specifically designed for use with Shimano HG drivetrains and may not be compatible with all systems.
All features
Model Part Number
4524667749349
Brand
SHIMANO
Extended Product Information
FAQs
What is Hyperglide technology?
Hyperglide technology optimizes shifting performance for smoother and more efficient gear changes.
What tools do I need to install the chain?
A chain tool may be needed to remove the old chain and adjust the new chain's length, if necessary. The Quick Link requires no tools for assembly.
How often should I lubricate the chain?
Lubricate the chain regularly, ideally after every few rides or when it starts to sound dry. Clean the chain before lubricating.
How do I know when to replace the chain?
Check for chain stretch using a chain wear indicator tool. Replace the chain when it exceeds the wear limit to prevent damage to the cassette and chainrings.
Can I use this chain with a different brand of drivetrain?
This chain is specifically designed for Shimano 6, 7, and 8-speed HG drivetrains. Compatibility with other brands is not guaranteed.
What is the weight of the chain?
The chain weighs approximately 335 grams.
What is the chain width?
The chain width is 7.3 mm.
Troubleshooting
Chain is skipping or not shifting smoothly.
Check for wear on chain and cassette. Ensure the derailleur is properly adjusted. Lubricate the chain.
Quick Link is difficult to install or remove.
Use a chain tool to properly seat or remove the Quick Link. Make sure the chain is aligned correctly.
Pros and Cons
Pros
Improved shifting performance with Hyperglide technology.
Enhanced durability due to specialized treatments.
Easy installation with the included Quick Link.
Corrosion-resistant finish for extended life.
Reliable side-plate retention for secure performance.
Cons
Only compatible with 6, 7, and 8-speed HG drivetrains.
May not be suitable for all bicycle types.
Requires proper installation for optimal performance.
Setup, Compatibility & Care
Setup
Remove the old chain.
Determine the correct chain length by comparing it to the old chain or using a chain sizing tool.
Install the new chain, ensuring the Quick Link is properly seated.
Compatibility
This chain is compatible with Shimano 6, 7, and 8-speed HG drivetrains.
It may not be compatible with other brands or drivetrain configurations.
Care
Regularly clean and lubricate the chain to maintain performance and extend its life.
Check for wear and stretch, and replace the chain when necessary.