SHIMANO CS-HG400-9/CS-HG400-8/CS-HG50-8 Road and Mountain Bike Cassette Sprocket Dealer's Manual

About this manual

This dealer manual is intended for professional bicycle mechanics and covers safety precautions, required tools, installation, and removal of SHIMANO CS-HG400-9, CS-HG400-8, and CS-HG50-8 cassette sprockets. It also states compatible chain models and sprocket combinations for the listed cassettes.

The manual specifies a lockring tightening torque of 30-50 N·m and shows the CS-HG50-8 sprocket combinations as 11-28T, 11-30T, 11-32T, and 11-34T. It also notes that cassettes should be used with matching group markings and recommended chain combinations. This manual is written in Chinese.

What's inside

• Safety precautions
• Tools required
• Installing the cassette sprocket
• Removing the cassette sprocket
• Sprocket pattern

Specifications

Frequently asked questions

What tools are needed to install or remove the cassette?

The manual lists SHIMANO tools TL-LR15, TL-SR21/TL-SR23, and an adjustable wrench for installation and removal.

What is the lockring tightening torque?

The lockring tightening torque is 30-50 N·m.

Which chains are compatible with these cassettes?

CS-HG400-9 is used with CN-7701, CN-HG93, CN-HG73, or CN-HG53, while CS-HG400-8 and CS-HG50-8 are used with CN-HG40 or CN-HG71.

What sprocket combinations are shown for CS-HG50-8?

The shown CS-HG50-8 combinations are 11-28T, 11-30T, 11-32T, and 11-34T.