Maximum performance with the Ultegra R8100 crankset
Experience speed and efficiency on a whole new level with the Ultegra crankset. It impresses with its lightweight construction, excellent stiffness, and direct power transfer. For ambitious road cyclists who demand more.
Press the pedal hard – feel the difference
The latest Ultegra crankset transfers your power to the road without loss. Thanks to Hollowtech II technology, you benefit from low weight and exceptional stiffness. Precise shifting ensures fast and smooth gear changes. With various chainring sizes and lengths available, the crankset adapts perfectly to your needs.
Technology for winners
Whether for training or racing: The cleverly designed 4-arm construction made of hollow-forged aluminum and carbon saves weight without compromising stability. The Ultegra R8100 is 2x12-speed compatible and will impress ambitious riders who demand the best.
specification
| feature | Description |
|---|
| Axle diameter | 24 mm |
| gradation | 34-50 |
| Color | Anthracite / Black |
| aisles | 2x12-speed |
| Chainring material | Aluminum/Carbon (large), Aluminum (small) |
| catenary | 44.5 mm |
| Compatible bottom brackets | Hollowtech II (SM-BBR60, SM-BB72-41B and others) |
| Crank lengths | 175 mm |
| Crank system | Hollowtech II, 4-arm, asymmetrical |
| bolt circle | 110 mm, 4-arm, asymmetrical |
| Crank arm material | Hollow-forged aluminum |
| Q-factor | 148 mm |
| series | Ultegra R8100 |
| Weight | approx. 700 g |
Scope of delivery
- 1x Shimano Ultegra crankset FC-R8100 175mm 50/34 teeth
- 1x crank screw
Accessory recommendations
| Accesories | Why you need it |
|---|
| Shimano bottom bracket SM-BB72 | Ensures optimal responsiveness and fits perfectly with the Hollowtech II axle of the crank. |
| Shimano CN-M8100 12-speed chain | Guaranteed precise shifting and long-lasting performance in the 2x12 drive system. |
| Shimano Di2 shift/brake lever ST-R8170 | Enables electronically precise, lightning-fast shifting operations with the Ultegra crankset. |
| Shimano front derailleur FD-R8150 | Perfectly matched to the crank for fast and reliable gear changes. |
Here's what we think about it
The Ultegra crankset feels absolutely stiff on climbs. Not a single watt is lost.
When accelerating, you notice how directly the power is transferred to the road. It's simply a new driving experience.
Many sporty riders praise the precise shifting and the low weight of the crank.
One user raves: "With this crank, I'm faster and safer on the road."
The workmanship is of the usual high quality. A top choice for ambitious road bikers.
