TETHYS crankset, 165 mm, Q-factor: 16, for ISIS standard

Unlock smoother, more efficient pedaling with precision-engineered crankset performance.

You demand reliability and seamless power transfer on every ride. The TETHYS crankset delivers exactly that by fitting perfectly with your ISIS-standard bottom bracket, ensuring optimal drivetrain alignment and durable construction that withstands daily urban and off-road challenges. Whether you’re upgrading or replacing, you benefit from a component designed to integrate flawlessly with your e-bike system, giving you consistent, responsive pedaling without compromise.

Key Features

Designed for compatibility across multiple Bosch e-bike drive units, the TETHYS crankset features precision-machined crank arms and a robust interface that guarantees secure mounting and long-lasting performance. Its 165 mm length and Q-factor of 16 provide ergonomic pedaling dynamics, reducing fatigue and enhancing control. The crankset’s compatibility with various Bosch lines means you can trust it to maintain system integrity while delivering smooth power transfer, making it a reliable choice for riders who prioritize function and durability.

Technical Specifications

• Compatible with Classic+ Line (M12 bolts, art.: 2100706, sold separately)
• Compatible with Active Line (BDU2XX)
• Compatible with Performance Line (BDU2XX)
• Compatible with Performance Line CX (BDU2XX)
• Compatible with Cargo Line Cruise (BDU450CX)
• Compatible with Cargo Line Speed (BDU490P)
• Compatible with Performance Line SX (BDU31YY)

Frequently Asked Questions