ULTEGRA PML300-518D00X Crank Power Meter R8100 175MM 81000 4IIII

( Brand: Ultegra ), ( Model: 4IIII 3 R8100 175MM ), ( Measurement Provided: Power ), ( Sport/activity: Cycling ), ( Type: Crank Arm ), ( Battery Life: 800 Hr ), ( Power Source: Batteries ), ( Color: Black ), ( Features: Single-sided, Wireless ), ( Manufacturer Part Number: PML300-518D00X R8100 175MM ), ( Item Length: 175 Mm )

Review ULTEGRA 175mm 81000 Crank Power Meter

Introducing the Ultegra PML300-518D00X R8100 175mm 81000 crankset from Shimano, featuring an integrated 4iiii Precision Power Meter. This crankset is part of Shimano's Ultegra R8100 series, which offers high-performance components for keen cyclists who demand the best.

The crankset is built with Hollowtech II technology, ensuring a lightweight and robust design. The arms are hollow forged from aluminum, while the axle is made from carbon fiber, reducing unsprung weight and increasing power transfer efficiency. The 175mm length is suitable for most riders, providing a good balance between power and agility.

The integrated 4iiii Precision Power Meter is a game-changer for serious cyclists. It measures power output in real-time with /- 1.5% accuracy, allowing you to train more effectively and make data-driven decisions to improve your performance. The power meter is easy to install, with no need for additional wires or external sensors.

The Ultegra PML300-518D00X R8100 crankset is compatible with Shimano's Hollowtech II bottom bracket, and it comes with a dedicated spider for the power meter. The crankset is also compatible with Shimano's Di2 electronic shifting systems, allowing you to integrate power meter data into your shifting display.

The crankset is finished with a sleek, matte black appearance, and it's designed to integrate seamlessly with Shimano's other components. The chainrings are available in various sizes to suit different riding styles and disciplines, from compact to standard to semi-compact.

In summary, the Ultegra PML300-518D00X R8100 175mm 81000 crankset with integrated 4iiii Precision Power Meter is a high-performance component that offers accurate power measurement, lightweight design, and seamless integration with Shimano's other components. It's an ideal choice for serious cyclists who want to train smarter and ride faster.

The Ultegra PML300-518D00X R8100 175mm 81000 crank with a 4iiii power meter is a high-performance component for serious cyclists who want to accurately measure their power output during training and races. Here are some pros and cons of this setup:

1. High-precision power measurement: The 4iiii power meter integrated into this crankset offers accurate and reliable power data, which can help you optimize your training and racing performance.

2. Compatibility with Shimano Ultegra R8100 groupset: This crankset is fully compatible with Shimano Ultegra R8100 components, which are known for their smooth shifting and durability.

3. Long battery life: The 4iiii power meter has a battery life of up to 30 hours, which is longer than many other power meters on the market.

4. Easy installation: The power meter can be easily installed without requiring any special tools or technical expertise.

5. Customizable display options: The 4iiii EcoSystem app allows you to customize the display options on your power meter, giving you access to a wide range of metrics and data.

1. High cost: The Ultegra PML300-518D00X R8100 175mm 81000 crank with a 4iiii power meter is a premium component, and the price tag may be prohibitive for some cyclists.

2. Requires regular calibration: The power meter requires regular calibration to ensure accurate power measurement, which can be time-consuming and may require technical expertise.

3. Limited compatibility with other components: While the Ultegra R8100 groupset is widely used, this component may not be compatible with other brands or models of components, which could limit your options for building a custom bike.

The Ultegra PML300-518D00X R8100 175mm 81000 crank with a 4iiii power meter is a high-performance component that offers accurate power measurement and compatibility with Shimano Ultegra R8100 components. While the cost may be a significant investment, the long battery life, easy installation, and customizable display options make it a worthwhile consideration for serious cyclists who want to optimize their training and racing performance.

If you are a serious cyclist who wants to accurately measure your power output during training and racing and is willing to invest in a high-performance component, the Ultegra PML300-518D00X R8100 175mm 81000 crank with a 4iiii power meter is an excellent choice. However, if the cost is a concern, there are other power meter options on the market that may offer similar features at a lower price point. It's important to weigh the pros and cons carefully and consider your budget and technical expertise before making a purchase.

Details:

Whether you re fighting for a Koan qualification spot, logging countless hours on virtual riding platforms or looking to better your time up the local KOM segment, you want accurate and reliable tools unlock potential. Works great but my new bike is SRAM so it won't fit. This power meter is in like new condition and has been used for 1 season. Left Side Precision 3 4IIII Shaman Ultegra Power Meter 175MM Crank length .

part #: pml300518d00x prices

• $250.00-$399.00

specifications velocipedespark:

• brand: Ultegra
• model#: 4IIII 3 R8100 175MM
• measurement provided: Power
• sport/activity: Cycling
• type: Crank Arm
• battery life: 800 Hr
• power source: Batteries
• color: Black
• features: Single-sided, Wireless
• manufacturer part number: PML300-518D00X R8100 175MM
• item length: 175 Mm

returns velocipedespark:

• policy: No Returns

shipping velocipedespark:

• cost: $7.01
• transit: 5-11 Days
• type: Calculated
• service: USPS Ground Advantage
• class: Standard
• carrier: USPS

seller velocipedespark:

• rating: 0.0%
• city: Richland, Washington
• # reviews: 18

payments velocipedespark:

• other
• wallet: Apple-pay
• credit card: Diners-club

general velocipedespark:

• Cycling > Bicycle Electronics > Power Meters
• condition: Used

offer velocipedespark:

• quantity: 1
• sold: 0
• options: Ship-to-home
• started: August 15, 2025
• availability: In Stock

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