Description
The Shimano HG31-8 (or CS-HG31-8) is an 8-speed cassette designed for mountain biking and general cycling, featuring Hyperglide technology for smooth shifting, a durable steel construction, and various gear ratios (e.g., 11-32T or 11-34T) to suit different riding needs. It has a corrosion-resistant, nickel-plated or zinc phosphate finish for durability and is compatible with 8-speed HG chains.
Key Features & Specifications
- Drivetrain: 8-speed compatible.
- Technology: Features Hyperglide sprockets with computer-designed tooth configurations for crisp, smooth shifting even under load.
- Material: Constructed from high-quality, durable steel.
- Durability: Zinc phosphate or nickel-plated finish provides resistance to corrosion and wear.
- Weight: Some models feature cutaway or drilled cogs to reduce weight without sacrificing rigidity.
- Gear Range: Available in different tooth combinations, commonly 11-32T or 11-34T, to suit various cycling disciplines.
- Compatibility: Designed for use with Shimano and SRAM 8-speed rear derailleurs and HG-type 8-speed chains.
Ideal Use
- This cassette is a popular choice for mountain bikes, trekking bikes, and hybrid bikes.
- It’s suitable for recreational riding, commuting, and general-purpose trail riding.
Benefits
- Smooth Shifting: Hyperglide technology ensures efficient and precise gear changes.
- Durable: High-quality steel construction and protective finishes ensure longevity.
- Versatile: Different gear ranges offer a balance of speed and climbing ability for various terrains.












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