Shimano Ultegra FC-R8000

The Shimano Ultegra FC-R8000 is one of the most widely respected 11-speed cranksets in cycling, known for delivering professional-grade performance with incredible durability. Featuring a redesigned, "beefier" crank arm compared to its predecessors, it maximizes power transfer and efficiency. The Hollowtech II arms and Hollowglide outer chainring work in tandem to ensure the unit remains lightweight while being stiff enough to handle explosive sprints and high-torque climbing. Optimized for modern disc-brake road frames with shorter chainstays, the R8000 provides the flawlessly smooth and reliable front shifting that has made the Ultegra name legendary.

Key Features

• Iconic 4-Arm Design: Strategically reinforced at high-stress points to provide maximum rigidity without unnecessary bulk.

• Hollowglide Technology: The hollow-structured outer chainring eliminates flex during aggressive upshifts, ensuring immediate chain engagement.

• Hollowtech II Forging: Shimano’s signature hollow-forged aluminum arms offer an elite balance of weight reduction and structural strength.

• Wider Gear Pitch: Redesigned for increased clearance between the chain and leading teeth, making it perfectly compatible with 135mm O.L.D. disc brake frames.

Specifications

• Drivetrain Speeds: 2x11 Speed

• Chainline: 43.5mm

• Q-Factor: 146mm

• PCD / BCD: 110mm Asymmetric 4-Arm

• Compatible Chain: HG-EV 11-speed / HG-X11

Typical Components Included

• Right Crank Arm with Chainrings

• Left Crank Arm

• Crank Arm Fixing Bolt (Bottom Bracket sold separately)