Bosch EC G4 ISIS 170mm Praxis Alloy Crank Arms

Upgrade your e-bike's performance with the Bosch EC G4 ISIS 170mm Praxis Alloy Crank Arms. Designed specifically for Bosch, Yamaha, and Giant motors, these alloy crank arms are optimized for both mountain and road use, providing a robust and reliable upgrade option.

Key Features

• Motors Compatibility: Fits Bosch "CX" Motor#BDU37, Bosch "SX" Motor#BDU31, GIANT SyncDrive Pro, and YAMAHA PW-X motors with ISIS spindle interfaces.
• Material: Forged alloy construction offers durability and performance, ideal for the demanding needs of e-bike systems.
• Length: 170mm crank arm length for optimal power transfer and pedaling efficiency.
• Weight: Alloy set weighs 454g, providing a solid yet manageable addition to your ride.
• Q-Factor: Features a Q-factor of 180mm on Bosch motors and 170mm on Giant/Yamaha motors, ensuring a comfortable and efficient riding posture.
• Main Bolt: Includes an 8mm AL main crank bolt for easy installation and self-extraction at a recommended torque of 50Nm.

Product Benefits

The Bosch EC G4 ISIS 170mm Praxis Alloy Crank Arms are perfect for cyclists looking to change the length or upgrade their e-bike cranks for better performance and durability. These crank arms provide a noticeable improvement in ride quality and power efficiency, making them a must-have for any serious e-bike enthusiast.