Incorrect or missing product information? Let us know
Please select the issue
Your feedback has been received! Thank you for helping us improve our site.
Ships from Australia – Estimated delivery in 2-4 business days
Featuring Shimano Shadow RD+ technology, which noticeable increases drivetrain stability and enhances gear shifting performance dramatically when riding over the most demanding terrain imaginable.
The Ultegra RX805 Di2 expands the terrains that a road bike can tackle and ride on efficiently. The Ultegra RX805 borrows elements of its design from mountain bike drivetrains, enabling it to perform exceptionally over the roughest off-road conditions. This derailleur provides exceptional shifting performance, superb chain stability, which virtually eliminates chain dropping and it functions silently.
We will happily refund any item purchased on Wiggle if returned to us within 365 days; excluding Wiggle gift vouchers, nutrition and customised products, except when faulty.
Please note: Bikes and other bulky items cannot be returned using our local returns service (where applicable). Please contact us and we can arrange to collect these from you using our discounted courier rates. There is a fee for all collections, except for faulty products.
Please also note, if you have ordered a Shimano, Garmin, Suunto, Mizuno or Salomon product this may have been sent from our Australian warehouse. For products sent from our Australian warehouse, to arrange a return please contact customer services directly via our Contact Us Form or follow the return slip instructions received in your order.Returned goods must be unused and supplied with their original packaging, unless the goods are faulty. Wiggle will pay the return postage costs for any faulty items.