--- product_id: 435665398 title: "Shimano Ultegra FD-R8150 Di2 Front Derailleur - 2x12-Speed, Braze-on, Down Swing, for 50-54t Max, Black/Silver" brand: "shimano" price: "$454.58" currency: USD in_stock: true category: "Shimano" url: https://www.desertcart.us/products/435665398-shimano-ultegra-fd-r8150-di2-front-derailleur-2x12-speed-braze store_origin: US region: United States of America --- # Electronic precision shifting Lightweight aluminum build Max 54T gearing compatibility Shimano Ultegra FD-R8150 Di2 Front Derailleur - 2x12-Speed, Braze-on, Down Swing, for 50-54t Max, Black/Silver **Brand:** shimano **Price:** $454.58 **Availability:** ✅ In Stock ## Summary > ⚡ Shift into the future with precision and style! ## Quick Answers - **What is this?** Shimano Ultegra FD-R8150 Di2 Front Derailleur - 2x12-Speed, Braze-on, Down Swing, for 50-54t Max, Black/Silver by shimano - **How much does it cost?** $454.58 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/435665398-shimano-ultegra-fd-r8150-di2-front-derailleur-2x12-speed-braze) ## Best For - shimano enthusiasts ## Why This Product - Trusted shimano brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Wide Gear Compatibility:** Supports up to 54-tooth chainrings, perfect for aggressive climbing and sprinting. - • **Trusted Shimano Engineering:** Backed by a 1-year warranty and Shimano’s legendary reliability for peace of mind. - • **Seamless Electronic Shifting:** Experience ultra-smooth gear changes with Di2 electronic pull technology. - • **Durable Aluminum Construction:** Lightweight yet robust aluminum ensures long-lasting performance without added bulk. - • **Braze-On Mount for Sleek Integration:** Clean, frame-friendly braze-on mount keeps your bike looking sharp and aerodynamic. ## Overview The SHIMANO Ultegra FD-R8150 Di2 Front Derailleur is a high-performance, electronic front derailleur designed for Di2 groupsets. Featuring a lightweight aluminum body and braze-on mount, it supports chainrings up to 54 teeth, delivering precise, reliable shifting for serious cyclists. ## Description 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 Double or Triple: Double Derailleur Capacity: 16 Front Der/Shifter Compatibility: Shimano Road Di2 Max Ring (teeth): 54 Front Derailleur Style: Traditional Front Derailleur Cable Pull: Electronic Front Derailleur Clamp: Braze-on Drivetrain Speeds: 12 ## Features - 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 - Double - Front Derailleur Clamp: Braze-on - Drivetrain Speeds: 12 - Front Der/Shifter Compatibility: Shimano Road Di2 ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09YJ8J2RZ | | Best Sellers Rank | #660,110 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #138 in Front Bike Derailleurs | | Brand | SHIMANO | | Brand Name | SHIMANO | | Case Material Type | Aluminum | | Color | Black/Silver | | Customer Reviews | 5.0 out of 5 stars 14 Reviews | | Global Trade Identification Number | 00192790875309 | | Included Components | Shimano Ultegra FD-R8150 Di2 Front Derailleur | | Item Dimensions L x W x H | 9"L x 5.5"W x 1"H | | Item Weight | 0.4 Pounds | | Manufacturer | Shimano | | Manufacturer Part Number | IFDR8150F | | Material | Aluminum | | Material Type | Aluminum | | Model Number | Shimano | | Mount Type | Braze-On Mount | | Mounting Type | Braze-On Mount | | Number of Teeth | 27 | | Product Dimensions | 9"L x 5.5"W x 1"H | | UPC | 192790875309 | | Unit Count | 1.0 Count | | Warranty Description | 1 year | ## Product Details - **Brand:** SHIMANO - **Color:** Grey - **Material:** Aluminum - **Item Weight:** 0.4 Pounds - **Case Material:** Aluminum ## Images ![Shimano Ultegra FD-R8150 Di2 Front Derailleur - 2x12-Speed, Braze-on, Down Swing, for 50-54t Max, Black/Silver - Image 1](https://m.media-amazon.com/images/I/61QVhSnU3sL.jpg) ![Shimano Ultegra FD-R8150 Di2 Front Derailleur - 2x12-Speed, Braze-on, Down Swing, for 50-54t Max, Black/Silver - Image 2](https://m.media-amazon.com/images/I/61sqglT7h+L.jpg) ## Frequently Bought Together - SHIMANO Ultegra Fd-R8150 Di2 Front Derailleur Grey, Braze-On - SHIMANO Bt-Dn300 Battery Black, One Size - Shimano Ultegra RD-R8150 Di2 Rear Derailleur - 12-Speed, Medium Cage, Black --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.us/products/435665398-shimano-ultegra-fd-r8150-di2-front-derailleur-2x12-speed-braze](https://www.desertcart.us/products/435665398-shimano-ultegra-fd-r8150-di2-front-derailleur-2x12-speed-braze) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-05-22*