Front

Despite its smaller, lighter design, the Shimano Dura-Ace FD-R9250 offers ultra-fast front shifting. - Fast Di2 shifting performance - Smaller, sleeker, lighter - Frontal area is smaller than previous designs to reduce aerodynamic drag - Top gear teeth capacity: 50-55t - 61-66 degree chainstay angle - Includes 1 SD300 port

The Shimano GRX RX815 Di2 front derailleur delivers quick and smooth front shifting even under high pedaling torque. It's designed for a wider, 17T front chainring range, has programmed chain guide trim settings, and can be used in full or semi Shimano Synchronized Shift modes. - Chainline +2.5 mm vs. conventional road FD - Wide, 17T front range chainring range - Wider tire clearance

Combining Shimano's Di2 platform and the road incarnation of Hyperglide+, the Ultegra FD-R8150 front derailleur shifts between chainrings with the fast and seamless action. - Small, sleek and lightweight front derailleur - Frontal area is smaller than previous designs to reduce aerodynamic drag - Top gear teeth capacity: 50-54t - 61-66 degree chainstay angle - Includes 1 SD300 port

The SRAM RED eTap AXS front derailleur leverages our advancements with X-Range gearing. The derailleur design carves out space for wide rear-tire clearance, making it a perfect fit for modern riding. And the shifting is quick and precise. - AXS enabled for easy personalization - Elegant and streamlined form for more rear-tire clearance - SRAM Yaw trimless cage technology with an optimized cage profile for new SRAM RED front chainring combinations - The most responsive, quick, and precise front shifting to date - Compatible with existing eTap batteries - Speeds: 2x12 - Front derailleur compatibility: Road-Yaw - Chainstay Angle: 61-66 degrees NOTE: Does not include eTap battery. Compatible with existing eTap batteries.

SRAM's Rival 22 Front Derailleur delivers precision shifting with YAW technology. The steel cage with aluminum links ensures strength and durability. • Yaw cage rotates in line with chain, improving the shifting speed and precision while eliminating the need for shifter trim • Integrated chain spotter protects your frame, installs and adjusts independently of the derailleur itself • Precision alignment markings on the cage • Clamp: braze-on • Weight: 89g with Chain Spotter