Shimano Dura-Ace 9000 Compact Groupset (50/34) (172.5mm) (11-28T)
This product was added to our catalog on February 9, 2016.The best of the best is rarely disputed. Shimano's Dura-Ace has remained the race-tested component group most used by professionals for many years now. The Dura-Ace series is Shimano's lightest, most ergonomic, and most precise groupset ever; delivering the finest mechanical performance. The extra eleventh gear and numerous other enhancements combine to deliver a truly dominating performance. When you ride Dura-Ace, you're riding to win.
DUAL-CONTROL LEVER (2x11-speed)
With smaller, sleeker hoods, the 11-speed compatible ST-9000 STI units deliver improved ergonomics for better rider comfort and control, with reduced lever stroke and lighter action.
DUAL PIVOT BRAKE CALIPER
Long, fast descents demand confidence. Dura-Ace brakes deliver, with a new symmetrical dual pivot design and twin bearings reducing pivot friction and improving efficiency and controllability. Along with new low-friction BC-9000 cables, Dura-Ace brakes give smooth, light operation with excellent modulation. Available with conventional mount or direct mount for aero road bikes (BR-9010). : 297g (Pair)
Rear Derailleur (11-speed)
The 11-speed Dura-Ace rear derailleur has been redesigned for lighter operation with the help of new low-friction polymer-coated cables. Shifting effort is now more even across the range, with similar force required at both ends of the cassette.
Maximum Sprocket: 28T/12T
Minimum Sprocket: 23T/11T
Maximum Front Difference: 16T
Total Capacity: 33T
Outer Link: Aluminum/Annodized
Inner Link: Aluminum/Annodized
Link Pin Bushings: Fluoric Coated 4
Average Weight: 158g
FRONT DERAILLEUR (2x11-speed)
With a revised actuation ratio in combination with the ST-9000 shifter and polymer-coated cables, the new Dura-Ace front derailleur delivers both a shorter stroke at the lever and reduced effort. 158g
HOLLOWTECH II CRANKSET (2x11-speed)
With a unique four-arm spider and Hollowtech II construction putting strength just where its needed, the FC-9000 chainset sets new standards for stiffness and low weight.
Crank Construction: Hollowtech II
Cassette Compatibility: 11
Chain Compatibility: Super Narrow HG EVO for 11-speed
Chainring Sets: 50-34T/52-36T/52-38T/53-39T/54-42T/55-42T
Bolt Circle Diameter: 110mm
Crank Arm Length: 165,167.5,170,172.5,175,177.5,180mm
Bottom Bracket: SM-BB9000 SM-BB92-41B
Chain Line: 43.5mm
Average Weight: 683g
HG Cassette Sprocket (11-speed)
Rider-tuned means Dura-Ace works the way you want it. The new 11-speed cassettes are available in a range of sizes including a wide-range 11-28 option - one cassette to use all year round. Smooth, fast shifting guaranteed.
Number of Sprockets: 11-speed
Chain Compatibility: HG 11-speed
Option 1: 11-23T
Sprocket Sizes: 11,12,13,14,15,16,17,18,19,21,23
Option 2: 11-25T
Sprocket Sizes: 11,12,13,14,15,16,17,19,21,23,25
Option 3: 11-28T
Sprocket Sizes: 11,12,13,14,15,17,19,21,23,25,28
Option 4: 12-25T
Option 5: 12-28T
SUPER NARROW HG CHAIN (11-SPEED)
The new symmetrical 11-speed Dura-Ace chain uses hollow pins for low weight, PTFE coating for smooth shifts and offers increased durability.
Chain Type: HG 11-speed
Cassette Compatibility: 11
Average Weight: 243g (114 links)
Outside positioned bearings for better weight distribution and more stability. Bottom bracket has smaller, bearings than current model for lightweight.