Shimano Ultegra Di2 FD-R8150 Down Swing 12 Speed Front Derailleur

The Shimano Ultegra FD-R8150 brings a new benchmark in front derailleur speed. Designed to work seamlessly with Shimano’s latest Di2 platform and Hyperglide+ drivetrain technology, it delivers the fastest, most precise front shifting experience Shimano has ever produced.

Engineered for Speed and Precision: With a remarkable 45% improvement in shift speed compared to the previous Dura-Ace FD-R9150, this derailleur redefines efficiency. Every shift is instant and fluid, letting you maintain momentum on climbs, sprints and high-performance rides.

Optimized for 12-Speed Road Systems: Built to handle chainrings with a top gear capacity of 46-52T, this derailleur is ready for the demands of elite road racing. Whether you're pushing the pace or transitioning across a wide range, it ensures consistent, smooth transitions.

Lightweight Durability for Serious Riders: Weighing just 116 grams, this front derailleur delivers robust performance without adding unnecessary bulk. Its precise electronics and durable construction make it the ideal choice for competitive cyclists and performance-driven enthusiasts alike.

Designed for modern aero road bikes, the FD-R8150 features a smaller profile with a 33% reduction in frontal area. Its slim, clean design integrates beautifully with today’s frames while contributing to reduced drag.

We ship across India. Shipping is free on orders above ₹2,000, and ₹99 is charged on orders below ₹2,000. Cash on Delivery is available for orders up to ₹20,000, with additional COD charges based on order value. Most orders are delivered within 3–6 working days, though delays may occasionally occur. Please note that most Shimano products may take longer to ship. View full shipping policy.

Returns can be initiated within 7 days of delivery. Items must be unused, in original condition, and returned with all tags and packaging intact. Returns are available only on select categories such as apparel, helmets, jerseys, gloves, and similar items. Wetsuits and products discounted above 5% are not eligible for return.

Returns are not accepted for compatibility-related issues unless the product description on our website was incorrect. Return shipping must be arranged by the customer, as pickup is not available.

For eligible returns, you can choose an exchange, store credit, or a monetary refund. Refunds are processed after deduction of applicable shipping and transaction charges. Order cancellations are only possible before the order is processed. View full Return & Refund Policy.