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. Read more.
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.
BENEFIT
Our fastest ever rear shifting, 58% faster than RD-R9150
BENEFIT
LED status indicator
FEATURE
Battery indicator
FEATURE
Pairing
FEATURE
Adjust mode, etc.
BENEFIT
Wider range capacity
FEATURE
Max. low sprocket: 34T
