Shimano Sora CS-HG400 9Speed

Hyperglide Precision. Lightweight Strength.

The Shimano CS-HG400 utilizes Hyperglide (HG) technology, featuring computer-designed tooth profiles and shifting ramps. These allow the chain to be guided directly from one sprocket to the next without "jumping" or "hunting" for gears. The result is a drivetrain that feels quieter, faster, and more efficient, even when you are shifting under the load of a steep climb.

Why the HG400 is the Smart Choice for 9Speed Riders:

• Hyperglide (HG) Tooth Profiles: Strategically placed shift ramps and tooth shapes provide a fast, "guided" shift. This reduces wear on your chain and ensures your shifting remains crisp for thousands of kilometers.

• Weight-Optimized Design: Extensive "drilling" and cutouts in the sprocket cogs reduce rotating mass without sacrificing structural rigidity, giving your bike a more agile, responsive feel.

• Corrosion-Resistant Chrome Plating: Every cog is treated with a durable silver chrome finish that resists rust and makes cleaning off road salt and trail mud significantly easier.

• Sprocket Ratios for Every Terrain: Available in multiple configurations. From tight road-style clusters to wide-range MTB blocks (up to 36T); allowing you to customize your gearing to your specific landscape.

• Industrial Strength Lockring: Includes a high-torque steel lockring to ensure the cassette remains perfectly aligned and secure on your freehub body.

• Universal 9Speed Compatibility: Works seamlessly with all Shimano, Sram, and KMC 9Speed chains and derailleurs.

Technical Specifications:

• Speeds: 9Speed

• Finish: Silver Chrome Plated

• Material: High-Tensile Steel

• Weight: Performance Light (approx. 320g - 400g depending on ratio)

The Alegro Perspective: In the shop, we call the HG400 the "9Speed Secret." Most people just buy whatever basic cassette is on the shelf, but the HG400 is noticeably better. It’s lighter than the lower-tier HG200, and the chrome finish stays looking "new" for much longer. If you’re looking to freshen up an older mountain bike or a 9Speed Sora road bike, this is the single best way to get that "new bike" shifting feel back without breaking the bank.

Surgical Shifting. Durable Finish. Refresh your Ride with Shimano.