Placeholder 4iiii Ultegra R8100 Precision 3.0+ Power Meter — North Sports Skip to content
🚚 Free delivery for orders over £50💳 Pay in 3 interest-free payments with PayPal or Klarna🚴 Cycle schemes available🚚 Free delivery for orders over £50💳 Pay in 3 interest-free payments with PayPal or Klarna🚴 Cycle schemes available🚚 Free delivery for orders over £50💳 Pay in 3 interest-free payments with PayPal or Klarna🚴 Cycle schemes available🚚 Free delivery for orders over £50💳 Pay in 3 interest-free payments with PayPal or Klarna🚴 Cycle schemes available🚚 Free delivery for orders over £50💳 Pay in 3 interest-free payments with PayPal or Klarna🚴 Cycle schemes available🚚 Free delivery for orders over £50💳 Pay in 3 interest-free payments with PayPal or Klarna🚴 Cycle schemes available🚚 Free delivery for orders over £50💳 Pay in 3 interest-free payments with PayPal or Klarna🚴 Cycle schemes available🚚 Free delivery for orders over £50💳 Pay in 3 interest-free payments with PayPal or Klarna🚴 Cycle schemes available🚚 Free delivery for orders over £50💳 Pay in 3 interest-free payments with PayPal or Klarna🚴 Cycle schemes available🚚 Free delivery for orders over £50💳 Pay in 3 interest-free payments with PayPal or Klarna🚴 Cycle schemes available

4iiii Ultegra R8100 Precision 3.0+ Power Meter

Original price £425.00 - Original price £425.00
Original price
£425.00
£425.00 - £425.00
Current price £425.00

In Stock | Estimated 3-5 Days Delivery

Crank Length: 165
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Take your training to the next level with the 4iiii Ultegra Precision 3.0+ Power Meter—the ultimate tool for data-driven performance. This advanced power meter is designed for competitive athletes and dedicated cyclists, delivering +/-1% accuracy in power measurement. Engineered in a compact, lightweight design, it seamlessly integrates into your Shimano Ultegra crankset, adding just 9 grams. With an impressive 800-hour battery life, this power meter keeps you going for months on a single CR2032 battery, ensuring reliability for long training sessions, races, and indoor rides.

Beyond its precise power and cadence tracking, the 4iiii Precision 3.0+ is designed with Apple Find My integration, offering added security in case of loss or theft. Whether you're logging miles on virtual platforms, chasing a KOM, or fine-tuning your race strategy, this power meter provides real-time data for better performance insights. Its automatic terrain selector adapts to different riding conditions, making it an intelligent training companion on any route.

Built to withstand all weather conditions with an IPX7 water resistance rating, the 4iiii Precision 3.0+ is ready for rain, mud, and extreme temperatures. The seamless ANT+ and Bluetooth connectivity ensures compatibility with all major cycling computers and training apps. Backed by an industry-leading 3-year warranty, this power meter is a long-term investment in your cycling progression.

Key Features

  • Highly Accurate Power Measurement – ±1% precision for reliable training data
  • Ultra-Lightweight Design – Adds just 9g to your crank arm
  • Extended Battery Life – Up to 800 hours on a single CR2032 battery
  • Apple Find My Integration – Track your power meter via iPhone, iPad, Mac, or Apple Watch
  • Automatic Terrain Selector – Adjusts to different road conditions for optimised performance
  • Seamless Connectivity – Compatible with ANT+ and Bluetooth for use with all major cycling computers and apps
  • IPX7 Water Resistance – Built for all-weather riding
  • Shimano Ultegra R8100 Compatibility – Designed for seamless integration with Shimano Ultegra cranksets
  • Industry-Leading 3-Year Warranty – Reliable, long-term support from 4iiii
  • Power Accuracy: ±1%
  • Weight: Adds only 9g to the crank arm
  • Battery Type: CR2032 coin cell battery
  • Battery Life: Up to 800 hours
  • Connectivity: ANT+ & Bluetooth
  • Compatibility: Shimano Ultegra R8100 crankset
  • Water Resistance: IPX7-rated (submersible up to 1m for 30 minutes)
  • Apple Find My Integration: Yes, track via iPhone, iPad, Mac, or Apple Watch
  • Automatic Terrain Selector: Adjusts data output based on riding conditions
  • Cadence Measurement: Yes
  • Power Output Measurement: Watts, cadence, and calorie data transmission
  • Firmware Updates: Wireless updates via the 4iiii app
  • Warranty: 3 years, industry-leading coverage
  • Operating Temperature: -20°C to 50°C
  • Crank Compatibility: Designed specifically for Shimano Ultegra R8100 left-side crank arms

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.

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