Call Us: 01782 747782
Free UK Shipping Over £50 & Easy Returns



Free UK standard shipping on orders over £50
The Shimano Ultegra FD-R8150 front derailleur revolutionizes road cycling with its cutting-edge Di2 12-speed electronic shifting technology. Designed for smooth, precise, and reliable gear changes, this front mech uses wireless communication with the gear levers to ensure seamless operation. The innovative system automatically trims the front derailleur in harmony with the rear derailleur shifts, eliminating chain rub and providing a quiet and unobtrusive ride. This allows cyclists to maintain full focus on the road ahead without distractions from gear noise or misalignment.
Compatible with Shimano’s wider gear pitch chainsets and optimized for frames with 135 / 142 mm O.L.D., the FD-R8150 offers both performance and versatility. Its braze-on mount fits most modern road bikes, and adapters are available for those without a braze-on seat tube. The removal of mechanical cables in favor of electrical wiring enhances durability by preventing contamination, corrosion, and cable stretch, resulting in effortless and consistent gear shifts every time.
Featuring fully programmable synchronized and semi-synchronized shifting modes, this front derailleur can be customized to your riding style. Synchro shift allows a single shifter to control both front and rear derailleurs, adjusting gear changes fluidly and efficiently. Semi-synchro shift automatically corrects the rear derailleur after a front shift, ensuring the optimal gear ratio with minimal effort from the rider.
Is this front derailleur compatible with my existing Shimano Di2 system?
Yes, the Shimano Ultegra FD-R8150 is designed to work seamlessly with Shimano’s 12-speed Di2 E-tube systems, including the SD300 wiring.
Can I use this front derailleur on a bike without a braze-on mount?
Yes, you can use seat tube adapters to fit this braze-on derailleur to frames without the specific mount.
Stock Status Instock - Instore - Item Usually shipped or available for shop collection, within 48 hours (Mon-Fri)
Instock - Supplier Warehouse - Item is held in Suppliers Warehouse, Depending on the the supplier transfer time can vary from 24 Hours to 14 Days for item held in European warehouse.
(over festive periods some suppliers shut from 24th Dec-2nd Jan so orders can be delayed through this period.)
Brands held in European website include Trek, Bontrager, Electra, Wahoo, Rapha. For up-to-date transfer times please call customer services on +44 (0)1782 768622
Most out products are shipped by FedEx, providing unprecedented reliability and speed. Lightweight Spares below £25.00 value have a Royal Mail postage option, which is sent via Tracked 48 service. - £2.99
Shipping on all Domestic Orders over £50.00 (excluding bikes and home trainers) for delivery within the UK is completely FREE!
Bike and Home Trainers and oversize Goods £15.00 - FedEx
White Glove Bike Delivery - our white glove option has your bike personally delivered to you by a fully trained Mechanic and Bike fitter - £99.99
(Certain bikes will only have this option such as Cargo Bikes)
To Qualify for FREE Shipping:
In some cases, we may ship items out with another courier, depending on the status and availability of items ordered. (Customers will not be charged more and will be refunded any unused postage cost) If part of an order is cancelled and the total drops below the £50.00 free postage, a postage charge may be taken.
Delivery costs will be clearly stated on the checkout page, though you will need to register (to provide your delivery address) in order to see the delivery costs.
If you have any questions about delivery charges, times or none delivery please do not hesitate to get in touch by email:store@swinnertoncycles.co.uk or by telephone on +44 (0)1782 768622. Handling is normally 48 hours, but at busy periods this may be extended but we will endeavor to process your order within 5 working days. Please bear in mind in some cases orders can take longer to process, please contact us for more details.
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
