Bosch EC G4 ISIS 175mm Praxis Carbon Crank Arms

The Bosch EC G4 ISIS 175mm Praxis Carbon Crank Arms are crafted to enhance the performance of electric bikes equipped with Bosch, Yamaha, and Giant motors. These crank arms utilize the ISIS drive spindle interface, designed to provide a firm and reliable connection to the motor, optimizing power transfer and durability.

Key Features

• Motor Compatibility: Specifically designed for Bosch "CX" and "SX" motors, GIANT SyncDrive Pro, and YAMAHA PW-X motors, ensuring a perfect fit with ISIS spline spindles.
• Material: Made from high-strength carbon fiber, offering a lightweight yet robust structure for maximum efficiency.
• Length: 175mm, ideal for riders who prefer a longer crank arm for leverage and pedal stroke efficiency.
• Weight: Carbon version weighs approximately 380g, providing a lightweight upgrade that enhances bike handling and response.
• Q-Factor: Adjusts to 180mm on Bosch motors and 170mm on Giant/Yamaha motors, tailored for optimal ergonomics.
• Installation: Features an 8mm AL main crank bolt with self-extraction capabilities, allowing for easy installation and maintenance at a torque of 50Nm.

Product Benefits

Upgrade your e-bike with the Bosch EC G4 ISIS 175mm Praxis Carbon Crank Arms to experience improved power efficiency and reduced weight. These crank arms are not only durable and robust but also aesthetically pleasing, making them an excellent choice for any e-bike enthusiast looking to enhance their ride.