Shimano Alfine S501 8/9 Speed Crankset - 2-Piece Crankset with Chain Guard

The Shimano Alfine S501 Crankset is designed with an iconic Shimano cap-free design and an integrated chain guard, offering both functionality and style. This crankset is ideal for urban and commuter bikes, providing a smooth and reliable riding experience with Shimano's quality craftsmanship.

Key Features

• Iconic Shimano Cap-Free Design: Sleek, modern aesthetics to complement any bike style.
• Integrated Chain Guard: Protects the chainring for a cleaner, low-maintenance ride.
• 2-Piece Crankset with Integrated Bottom Bracket: Ensures stability and efficient power transfer.
• Multiple Chainring Options: Available in 45T, 42T, or 39T configurations for flexible gearing.
• Compatibility: Suitable for Super Narrow HG chains, optimized for 9-speed setups.

Specifications

• Bottom Bracket Shell Compatibility: Compatible with 68mm or 70mm bottom bracket shell only.
• Chain Line: 42.7mm, ideal for secure and efficient gear shifting.
• Bolt Circle Diameter (BCD): 130mm for secure mounting of chainring.

This crankset combines Shimano’s trusted performance with a refined, minimalist design, making it perfect for riders seeking dependable urban and commuter riding.