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Load image into Gallery viewer, Shimano Ultegra FD-R8150 Di2 Front Derailleur 2x12-Speed Braze-on Down Swing

SKU: FRDR0544

Shimano Ultegra FD-R8150 Di2 12-Speed Front Derailleur - Braze-On, Hyperglide+ Technology, Lightweight and Aerodynamic Road Bike Front Derailleur for Double Chainrings, Electronic Cable Pull, 54T Max Ring, Seamless Shifting

Regular price $295.00
$327.95 Sale price $295.00 Regular price
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Description
Specifications

Upgrade your road cycling setup with the Shimano Ultegra FD-R8150 Di2 Front Derailleur - a pinnacle of performance, engineering, and sleek design. Engineered specifically for serious cyclists and competitive riders, this 2x12-speed braze-on front derailleur seamlessly blends innovation with reliability, offering precise and lightning-fast gear shifts in any riding condition.

Materials & Construction:

Built with lightweight, durable materials, the Ultegra FD-R8150 features a compact design that reduces weight without compromising strength. Its sleek, anodized aluminum body minimizes aerodynamic drag, enhancing overall bike speed and efficiency. The braze-on mount ensures secure, easy installation on a wide range of road frames.

Performance & Engineering:

Powered by Shimano's advanced Di2 electronic shifting platform, this derailleur delivers instant, accurate shifts that eliminate chain rubs and misalignments. The Hyperglide+ technology optimizes chain movement across chainrings, providing smoother engagement and improved cadence consistency, especially under load. Its optimized 61-66 chainstay angle compatibility ensures reliable operation across various bike geometries.

Components & Technology:

Featuring a dedicated SD300 port for easy connection to your Shimano Di2 system, the Ultegra FD-R8150 integrates seamlessly with Shimano's electronic shifting ecosystem. It supports a maximum gear capacity of 54 teeth and a front derailleur capacity of 16T, accommodating a wide range of chainring sizes. The derailleur's design reduces frontal area to improve aerodynamics, making it an excellent choice for both race and ultra-distance cycling.

Style & Use Case:

This front derailleur is ideal for road cyclists seeking top-tier shifting performance, aerodynamic efficiency, and a clean aesthetic. Its traditional style complements modern frames, making it suitable for endurance rides, racing, or high-performance training. The small, stealthy profile enhances your bike's sleek look while delivering professional-grade gear shifting.

Innovative Features:

- Smaller frontal area reduces aerodynamic drag for increased speed

- Includes a dedicated SD300 port for streamlined Di2 connectivity

- High-precision, electronically controlled shifting with Hyperglide+ technology

- Compatibility with 12-speed Shimano Di2 road systems for future-proof performance

Upgrade your bike with the Shimano Ultegra FD-R8150 Di2 Front Derailleur - where cutting-edge engineering meets exceptional performance. Dominate your rides with smooth, reliable shifts and aerodynamic efficiency designed for the modern road cyclist.

  • Shimano Ultegra FD-R8150 Di2 Front Derailleur features precise electronic shifting powered by Shimano's advanced Di2 platform, ensuring quick and reliable gear changes for a seamless riding experience.
  • Constructed with lightweight, durable materials, this braze-on front derailleur is designed for aerodynamic efficiency, reducing drag and optimizing performance on both competitive and endurance rides.
  • Engineered with Hyperglide+ technology, the FD-R8150 offers smooth, efficient transitions between chainrings, even under load, enhancing responsiveness and rider confidence during demanding climbs and sprints.
  • Built to fit 2x12-speed Shimano road drivetrains, with a front gear teeth capacity of 50-54t, this derailleur provides versatile gearing options suitable for varied terrains and riding styles.
  • Its sleek, compact design includes a small frontal area to minimize aerodynamic drag, making it an ideal choice for serious cyclists seeking high-performance components for racing, gran fondos, or advanced performance setups.
Double or TripleDouble
Drivetrain Speeds12
Derailleur Capacity16
Front Derailleur ClampBraze-on
Front Derailleur Cable PullElectronic
Front Der/Shifter CompatibilityShimano Road Di2
Max Ring (teeth)54
Front Derailleur StyleTraditional
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