Shimano

Shimano Ultegra Di2 RD-R8150 12-Speed Rear Derailleur

4550170900571

$579.95

Pickup available

In stock at Ivanhoe Cycles Megastore

PRODUCT DETAILS

Shimano Ultegra Di2 RD-R8150 12-Speed Rear Derailleur

Now simplified with a single derailleur cage length, the new 12-speed Shimano ULTEGRA R8150 rear derailleur packs our fastest, most precise shifting into a more approachable option.

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.

KEY FEATURES

Shimano’s 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

SPECIFICATIONS

MODEL NO	RD-R8150
SERIES	ULTEGRA R8100 Series
Average weight	262g
Rear speeds	12
Top-normal spring type	SHIMANO SHADOW RD
Mount	Direct attachment (Conventional)
Mount	Direct Mount
Max. front difference	16T
Total capacity	39T
Low sprocket	Max. 34T
Low sprocket	Min. 30T
Top sprocket	Max. 14T
Top sprocket	Min. 11T
Fluoric coated link bushings	4
Pulley G pulley bearing	Yes
Pulley T pulley bearing	Yes
Pulley Teeth	11
Pulley	Sunken type pulley bolt
B-axle	Hollow axle
B-axle 2	Hollow axle
Di2 connectivity wired	Di2 shifting
Di2 connectivity wireless	Di2 shifting
Di2 connectivity wireless, Bluetooth® LE custom (*1)	Adjust mode information, Di2 battery level, Gear position, SHIMANO STEPS data items (*3), Compatible with E-TUBE RIDE, Compatible with E-TUBE PROJECT
Di2 connectivity wireless, ANT private (*2)	Adjust mode information, battery level, gear position, Shimano STEPS data items
Firmware update	by E-TUBE PROJECT
SD50 port	0pcs
SD300 port	1pcs
SD50 connector	0pcs
SD300 connector	0pcs
LED for system status	Yes
Charging port	1pcs
Charging cable	EW-EC300