Take your cycling performance to the next level with the 4iiii Ultegra FC8100 Precision 3.0+ Pro Power Meter. Engineered for accuracy and reliability, this dual-sided power meter delivers real-time performance insights to help you optimise every ride. Whether you're pushing for a personal best or fine-tuning your race-day strategy, the PRECISION 3+ PRO ensures your training is backed by precise data. With the added benefit of Apple Find My integration, you'll always have peace of mind knowing your power meter’s location.

Equipped with advanced metrics such as left/right balance, pedal smoothness, and torque effectiveness, this power meter provides deeper insights into your pedalling efficiency. The automatic terrain selector adapts your data output to match changing conditions, ensuring accurate readings no matter where you ride. With up to 550 hours of battery life and ±1% accuracy, it’s built for endurance and reliability. Whether you're training indoors or tackling the toughest road climbs, the PRECISION 3+ PRO is the perfect companion.

Designed to integrate seamlessly with Shimano’s Ultegra FC8100 crankset, this power meter offers dual ANT+ and Bluetooth connectivity, making it compatible with a wide range of cycling computers and apps. With firmware updates available wirelessly via the 4iiii app, you’ll always have access to the latest performance enhancements. Backed by a 3-year industry-leading warranty, the PRECISION 3+ PRO is built for long-term success on the road.

Key Features

• Dual-sided power measurement for balanced and precise performance tracking
• Left/right balance, pedal smoothness & torque effectiveness for deeper analysis
• ±1% accuracy for professional-level data reliability
• Up to 550 hours of battery life for long-lasting performance
• Apple Find My integration to track your power meter's location
• Automatic terrain selector for optimised data in varied conditions
• Wireless firmware updates via the 4iiii app
• ANT+ & Bluetooth connectivity for seamless pairing with cycling computers and apps
• Designed for Shimano Ultegra FC8100 cranksets
• 3-year industry-leading warranty for peace of mind

Welcome to North Sports! We are delighted to offer free UK delivery for orders over £50.

When a purchase is complete tracking information will be sent to you, if available, at the earliest.

Delivery Courier Services

Your delivery will usually be carried out through the distributor's own courier service. This is to help speed up deliveries for our customers.

Deliveries are Monday-Friday and the courier might be able to deliver on Saturday's for an additional cost.

Our ordering team will always request the courier contacts you on the day of delivery to advise they're on route but please note the driver contacting you is not guaranteed and we only request that this happens.

Pre-Assembled Ready To Ride Delivery

Throughout the website there are selected products with the product option to have pre-assembly for an additional cost.

Next Day Delivery

Next Day delivery is subject to availability. Please contact us prior via email for us to confirm if this option is available.

Returns

If you've changed your mind about keeping your purchase please email returns@northsports.co.uk, within 14 days from receipt of delivery ensuring you quote your order number. Want to know more? Please visit our full returns page here.