


( Brand: Ultegra ), ( Model: ULTEGRA R6800 ), ( Type: Crank Arm ), ( Measurement Provided: Power ), ( Sport/activity: Cycling ), ( Color: Black ), ( Features: Single-sided ), ( Manufacturer Part Number: R6800 )
Introducing the Shimano Ultegra R6800 4iiii Precision Left Crank Arm with Power Meter, an innovative fusion of Shimano's renowned drivetrain technology and 4iiii's advanced power measurement system. Designed specifically for high-performance road bikes, this component is an excellent addition for cyclists who wish to monitor their power output to optimize training and racing.
The Ultegra R6800 crankset is engineered for rigid and responsive power transfer, thanks to its Hollowtech II design. This technological feature ensures a direct connection between the pedal stroke and the rear wheel, resulting in improved efficiency and energy transmission. Incorporating this crank arm into your bike setup is a surefire way to experience smoother and more powerful pedaling.
Manufactured using durable and lightweight carbon fiber, the power meter left crank arm is both sturdy and exceptionally light, contributing to improved overall bike performance. Mounted directly onto the left crank arm, the power measurement system weighs only 38 grams, making it undetectable to the untrained eye and hardly noticeable when in use.
4iiii's power meter technology, embedded within this crank arm, delivers accurate and reliable real-time power data, as well as cadence and temperature readings. This data can be easily accessed via the dedicated 4iiii Precision app or integrated head unit, allowing for comprehensive analysis and date-logging of your rides. Moreover, it supports multiple power meters, enabling you to expand your setup if desired.
Compatible with various chainrings and crank lengths including 172.5mm, this power meter left crank arm is a versatile upgrade for riders looking to fine-tune their training and pedaling efficiency. Attention to detail is evident in its seamless integration with Shimano's Ultegra R6800 crankset design, which features a sleek, modern look.
Overall, the Shimano Ultegra R6800 4iiii Precision Left Crank Arm with Power Meter is an exceptional choice for dedicated cyclists seeking precise power measurement without the complexity of additional external sensors. Experience the power within your pedal stroke with this cutting-edge technology, designed to help you unlock your full potential on the bike.
The Ultegra R6800 4iiii power meter left crank arm is a high-performance power meter designed for serious cyclists who want to accurately measure their power output. Here are some pros and cons to help you make an informed decision about purchasing this product:
Pros:1. Accurate Power Measurement: The 4iiii power meter uses strain gauge technology and 1.5% accuracy to measure power output, torque effectiveness, cadence, and left/right power balance.
2. Integration with Training Platforms: The power meter integrates seamlessly with popular training platforms such as TrainerRoad, TrainingPeaks, and Strava, making it easy to analyze and track your data.
3. Lightweight: At only 82 grams, the Ultegra R6800 power meter is one of the lightest power meters on the market, making it an attractive option for racers and competitive cyclists.
4. Easy Installation: The crank arm power meter is easy to install and does not require any additional sensors or magnets. It is also compatible with both Shimano and SRAM drivetrains.
5. Durable: The power meter is protected by a waterproof and shockproof casing, making it resilient to the elements and rough terrain.
Cons:1. Cost: The Ultegra R6800 power meter is a premium product with a higher price tag compared to some other power meters on the market.
2. Limited Compatibility: Although the power meter is compatible with both Shimano and SRAM drivetrains, it may not be compatible with all frames and bottom brackets. It is important to check compatibility before making a purchase.
3. Battery Life: The power meter has a battery life of approximately 300 hours, which may require frequent charging for heavy users.
4. Size: The power meter may add some weight and bulk to the crank arm, which could affect the overall weight distribution and feel of the bike.
Ending Conclusion:The Ultegra R6800 4iiii power meter left crank arm is a high-quality power meter that offers accurate and reliable power measurement, easy integration with popular training platforms, and a lightweight design. However, it comes with a higher price tag, limited compatibility, and a relatively short battery life. If these cons do not outweigh the pros for you, then the Ultegra R6800 power meter could be a great investment for serious cyclists looking to improve their performance on the bike.
Recommendation:If you are a serious cyclist looking to train effectively and improve your power output, the Ultegra R6800 4iiii power meter left crank arm is definitely worth considering. However, make sure you check compatibility with your bike and drivetrain before making a purchase. Additionally, if cost is a concern, you may want to explore other power meter options that offer similar features at a lower price point.
Sale only includes non-drive crank arm as shown in photos. 4IIII Precision single sided power meter, factory mounted to Shaman Ultegra R6800 non-drive crank arm. Very good used condition.