Shimano Sprocket Nexus 21t Silver

Unleash Smooth, Silent Shifting with Precision Engineering.

Say goodbye to noisy, inefficient drivetrains and elevate your ride with the Shimano Nexus 21-tooth rear sprocket. Designed to deliver seamless compatibility with all Shimano Nexus and Inter-7/8 hub gears featuring plug-on mounting, this sprocket ensures durability and performance in every pedal stroke. Crafted from hardened steel with a sleek silver finish, it’s built to withstand urban commutes and e-mobility demands alike. Experience quiet, efficient power transfer thanks to its precise chain fit, engineered for ½″ × 3/32″ chains. Installation is effortless, making it the ultimate upgrade for your city or electric bike’s Nexus hub system.

Key Features

• Perfect fit for Shimano Nexus and Inter-7/8 hubs with plug-on mounting.
• 21 teeth for optimal gear engagement and smooth acceleration.
• Hardened steel construction ensures long-lasting durability.
• Silver finish adds a sleek, modern look to your drivetrain.
• Designed for ½″ × 3/32″ chains to guarantee silent and efficient operation.
• Easy installation for quick upgrades on city and electric bikes.

Technical Specifications

• Original Shimano Nexus rear sprocket.
• Compatible with all Shimano Nexus and Inter-7/8 hub gears with plug-on mounting.
• 21 teeth.
• Durable hardened steel construction.
• Silver finish.
• Designed for chain size ½″ × 3/32″.
• Ensures quiet and efficient drivetrain performance.
• Suitable for both city and electric bikes equipped with Nexus hubs.
• Simple to mount.

Frequently Asked Questions