Shimano Altus CS-HG31 8-Speed Cassette | Hyperglide MTB Cassette

Shimano Altus CS-HG31 8-Speed Cassette 11-34T

The Shimano Altus CS-HG31 8-Speed Cassette is built for mountain bikers and recreational cyclists seeking smooth, reliable shifting across varied terrain. Equipped with Shimano's Hyperglide (HG) technology, it delivers fast and precise gear changes, helping you maintain momentum on climbs, descents, and technical trails.

With its 11-34T wide-range gearing, the cassette offers excellent climbing capability while retaining high-speed gears for flat sections. Whether you're riding mountain trails, gravel roads, or commuting on a hybrid bike, the HG31 provides dependable performance and long-lasting durability.

Designed for Shimano-compatible freehubs and 3/32" chains, this cassette is an ideal replacement or upgrade for 8-speed MTB and hybrid drivetrains.

Features

• Shimano Altus CS-HG31 cassette
• Hyperglide (HG) technology for smooth, precise shifting
• Wide-range 11-34T gearing for climbing and trail riding
• 8-speed drivetrain compatibility
• Durable steel sprockets for extended service life
• Optimized for mountain bikes and hybrid bicycles
• Reliable performance on trails, gravel, and daily commutes

Specifications

• Brand: Shimano
• Series: Altus
• Model: CS-HG31
• Speed: 8-Speed
• Gear Range: 11-34T
• Technology: Hyperglide (HG)
• Intended Use: Mountain Bike (MTB)
• Cassette Spacing: Shimano
• Chain Compatibility: 3/32"
• Material: Steel sprockets