Shimano Black Shimano Ultegra Di2 8150 rear derailleur 2024

With our 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.

• Shimano Shadow RD
• Shimano Direct Mount Rear Derailleur
• Our fastest ever rear shifting, 58% faster than RD-R9150
• Compact design includes an integrated wireless unit, charger, and switch
• LED status indicator
• Battery indicator
• Pairing
• Adjust mode, etc.
• Wider range capacity
• Max. low sprocket: 34T
• Max. front difference: 16T
• Total capacity: 39T
• Low sprocket Max.: 34T
• Low sprocket Min.: 30T
• Top sprocket Max.: 11T
• Top sprocket Min.: 11T
• Fluoric coated link bushings: 4
• Pulley teeth: 11
• Average weight: 262
• SD300 port
• Charging cable: EW-EC300