Derailleurs
Whether your bike has a 2x or 1x drivetrain, you need at least one derailleur! If you’re building a new bike, upgrading your drivetrain or replacing your derailleurs, we have you covered front or rear with derailleurs, hangers and parts from Shimano, SRAM, Campagnolo and more.
![SRAM Force eTap AXS Rear Derailleur D1 Components SRAM Medium Cage](http://contenderbicycles.com/cdn/shop/files/bike-product-image_900px_af0dde2b-c699-4fbf-accb-a68d79c40e68.jpg?v=1707782686&width=900)
![Shimano GRX RD-RX817 Di2 Rear Derailleur Components Shimano](http://contenderbicycles.com/cdn/shop/files/bike-product-image_900px_f4394123-c1b7-4a9a-8a4c-6b7e057d3ecb.jpg?v=1707782627&width=900)
![Orbea Oiz Derailleur Hanger Components Orbea](http://contenderbicycles.com/cdn/shop/products/bike-product-image_900px_5_-Recovered_21.jpg?v=1678495906&width=900)
![Shimano IEWWU111A Di2 Wireless Transmitter Unit Components Shimano](http://contenderbicycles.com/cdn/shop/products/P-EW-WU111_14420_2.jpg?v=1642032321&width=900)
![Shimano GM02 Di2 E-Tube Frame Grommets Components Shimano](http://contenderbicycles.com/cdn/shop/files/bike-product-image_900px-Recovered_a9fbbaac-d0f7-4414-81ff-c36b3d376c8e.jpg?v=1707955336&width=900)
![Eclypse Derailleur hanger Components Eclypse](http://contenderbicycles.com/cdn/shop/products/91ad41d9-b940-4f05-80c3-9f0bce300434_1.c87a9396c6e611f6456a8ae3b3da31e7.jpg?v=1642039875&width=900)
![Cannondale Mountain/Urban Derailleur Hanger Components Cannondale](http://contenderbicycles.com/cdn/shop/files/Untitleddesign-2023-12-14T153835.426.jpg?v=1702607176&width=900)
![Cannondale Mountain Derailleur Hanger Components Cannondale](http://contenderbicycles.com/cdn/shop/products/kp173.jpg?v=1642041367&width=900)
![Cannondale Road Derailleur Hanger KP255 Components Cannondale](http://contenderbicycles.com/cdn/shop/products/kp255.jpg?v=1642046677&width=900)
![Wheels Manufacturing Derailleur Hanger 81 Components Wheels Manufacturing](http://contenderbicycles.com/cdn/shop/files/bike-product-image_900px_34e680e5-ca0e-42df-ad16-a616112590bf.jpg?v=1707782647&width=900)
![Wheels Manufacturing Derailleur Hanger 162 Components Wheels Manufacturing](http://contenderbicycles.com/cdn/shop/files/bike-product-image_900px_ee09303f-39bb-4b40-a5ed-399c6e00f162.jpg?v=1707782471&width=900)
![Wheels Manufacturing Derailleur Hanger 85 Components Wheels Manufacturing](http://contenderbicycles.com/cdn/shop/files/bike-product-image_900px_7647b281-d504-4b50-ae94-17a05cd916f7.jpg?v=1707782451&width=900)
![Shimano E-Tube Di2 EW-SD50 Wire Components Shimano](http://contenderbicycles.com/cdn/shop/products/EW-SD50.jpg?v=1642034643&width=900)
![Shimano 105 5800 11-Speed Double Braze-On Components Shimano](http://contenderbicycles.com/cdn/shop/products/BK_17.jpg?v=1642041037&width=900)
![Wheels Manufacturing Derailleur Hanger 111 Components Wheels Manufacturing](http://contenderbicycles.com/cdn/shop/files/bike-product-image_900px_548c0163-e102-4574-89ce-a8c49ccf823e.jpg?v=1707782682&width=900)
![Cannondale Road Derailleur Hanger KP395 Components Cannondale](http://contenderbicycles.com/cdn/shop/products/kp395.jpg?v=1642038800&width=900)
![Cannondale Road Derailleur Hanger KP396 Components Cannondale](http://contenderbicycles.com/cdn/shop/products/kp396.jpg?v=1642043989&width=900)
![SCOTT Mountain Derailleur Hanger 254093 Components Scott Bikes](http://contenderbicycles.com/cdn/shop/products/Derailleur-Hanger-for-Spark-Aluminium-as-of-2017-black-type-1-66858-223968-1534502329.jpg?v=1642044813&width=900)
![A man riding an Orbea Kemen E-Bike Commuter holding coffee](http://contenderbicycles.com/cdn/shop/files/bike-product-image_900px_8ac50151-073c-4422-a082-ef729647eb3d.jpg?v=1705009396&width=900)
At Contender Bicycles, our best tools for selling bikes are the people who ride them. Everyone at Contender Bicycles has extensive experience riding bikes across many brands. If you have any questions regarding a Santa Cruz Bikes or want to discuss build options, email us