$549.95






With Shimano's fastest, most accurate shifting, the new 12-speed ULTEGRA R8150 rear derailleur is more versatile than ever thanks to a single cage length option that is compatible with 28-34T low sprockets.
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$549.95
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Product Details
Specifications
Shimano RD-R8150 Ultegra Di2 12-Speed Rear Derailleur
The Shimano Ultegra Di2 RD-R8150 Rear Derailleur 12 Speed provides cyclists with an advanced electronic shifting experience, ensuring precise and effortless gear changes. Compatible with Shimano’s 12-speed systems, this lightweight derailleur enhances bike performance and offers exceptional durability. With improved battery life, riders can enjoy longer rides without worrying about losing shifting capabilities. The RD-R8150 combines cutting-edge technology with robust construction, making it an ideal choice for serious cyclists seeking reliability and efficiency on the road.
Use: Road
Groupset: Ultegra Di2 R8250
Model: RD-R8150
Mount type: Direct Mount
Gear rear: 12-speed
Compatible chain: CN-M8100 HG 12-speed
Max. teeth large sprocket: 34T
Min. teeth large sprocket: 30T
Max. teeth small sprocket: 11T
Min. teeth small sprocket: 11T
Max. front difference: 16T
Total capacity: 39T
Compatible electric wire: EW-SD300
Firmware update by E-tube Project: Yes
E-tube port (pcs): 1
E-tube connector (pcs): 0
Di2 Wireless-Chip: Yes
Material: Aluminum, CFRP

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