PRECISION - Left Side
Ride Ready (includes new crank arm)
Whether you’re a pro or simply training hard, PRECISION power meters deliver industry-leading accuracy, highly dependable cadence data, 3D power meter technology capable of measuring tri-axial strain on your crank arm. Designed to be durable and lightweight, compatible with ANT+ and Bluetooth head units, PRECISION helps you train harder and smarter.
PRECISION Ride Ready comes is installed on a new Shimano left crank arm (105, Ultegra, or Dura-Ace). These crank arms will fit bottom brackets using the Hollowtech ii interface.
NOTE - Check your frame clearance before you order by downloading and printing the compatibility guide:
Letter size paper (pdf) | A4 size paper (pdf)
THE FOLLOWING MODELS SHIP NEXT BUSINESS DAY:
- Shimano Ultegra 6800 172.5mm
- Shimano Ultegra 6800 175mm
- Shimano DURA-ACE 9000 165mm
- Shimano DURA-ACE 9000 170mm
- Shimano DURA-ACE 9000 172.5mm
- Shimano DURA-ACE 9000 175mm
Software & Documentation
How does it work?
Choose the Shimano left crank arm you want at checkout, and you’ll receive it with PRECISION installed.
Orders shipped outside of Canada and USA are subject to VAT and Duty.