4iiii

Shimano Ultegra 8000 PRECISION 3+ Left-Side Power Meter

What Our Gearhead® Experts Are Saying:

"The lightweight and compact design of the PRECISION 3+ Powermeter is a game-changer for demanding riders. The three-strain gauge system offers unmatched accuracy, and the integration with Apple Find My is a forward-thinking touch. I trust it for tracking every watt whether I’m climbing, sprinting, or simply logging base miles."

For cyclists seeking precision, the 4iiii PRECISION 3+ Powermeter offers unparalleled accuracy and thoughtful design. Its ultra-compact, 9g profile ensures compatibility with a wider range of frames while seamlessly integrating with Shimano cranks. The device features three strain gauges to deliver +/-1% accuracy, capturing every detail of your pedal stroke for actionable insights into your performance.

Whether riding through rain, mud, or the occasional salty spray, its IPX7 waterproof rating ensures durability. With an astounding 800-hour battery life and automatic terrain adjustment, you can focus on the ride while the powermeter handles the details. Apple Find My compatibility adds an extra layer of convenience, helping you locate your device if needed. From virtual platforms like Zwift to outdoor KOM hunts, this powermeter is your ultimate training partner.