The Hollowtech II crankset will help you transfer more power into speed. Eagerly anticipated, the ...The Hollowtech II crankset will help you transfer more power into speed. Eagerly anticipated, the updated Shimano Ultegra R8000 Double 11-Speed Chainset has arrived. Featuring clear improvements on aesthetics and performance from the 6800 series, the Ultegra R8000 series has hugely benefited from the trickle-down technology of its big brother, Dura Ace R9000. Offering weight reduction without sacrificing stiffness. It enables a wide range of gear combinations to suit your every need. Paired with the new front and rear derailleurs, your shifts will be so fast and reliable you'll almost question whether they happened at all! The beautifully shaped crankarm, trickled down from Dura-Ace, is a tribute to the aesthetics of your bike. Specification Crank Construction : HOLLOWTECH II Crank Arm Length : 165, 170, 172.5, 175mm Chain Line : 43,5 Average Weight : 690 g (53-39T), 681 g (52-36T), 674 g (50-34T), 668 g (46-36T) No. Of Chainrings: Double Speed: 11 Speed Size: 170MM 52/36T, 1... The HollowTech II 11-speed Ultegra chainset offers an ideal balance of light weight and stiffness, making it the perfect choice for both enthusiast and competitive riders. HollowGlide hollow outer chainring gives vast improvements in rigidity by virtually removing outer chainring flex and hugely improves shift performance, even under high load. Key Features The chainring teeth have been developed to work in conjunction with 11-speed HG-EV chains for increased contact to provide greater efficiency and improved power transfer Industry leading HollowTech II cold forged 4 arm hollow cranks have been evolved for maximum rigidity while reducing weight Wide gear pitch spacing increases clearance between chain and leading teeth to provide compatibility to frames with O.L.D. 135 / 142 mm and 410mm chain stay length A wide range of chainring options and crank arm lengths are available to meet the needs of all riders and racing disciplines HollowTech II integrated bottom bracket uses a wider bearing placement and larger axle diameter for increased stiffness and efficiency HollowTech II integrated bottom bracket seal design has minimal bearing interface ensuring smooth rolling and increased durability(sold separately)
This guide is for cyclists looking to upgrade their bike's crankset for improved performance. The Shimano Ultegra R8000 chainset offers a balance of lightweight design and stiffness, leading to more efficient power transfer and a smoother ride. However, proper installation and maintenance are key to maximizing its benefits. This guide will help you understand the features, setup, and care of your new chainset.
All features
Model Part Number
FCR8000D04
Brand
SHIMANO
Extended Product Information
FAQs
What tools are needed for installation?
You'll need a crank arm puller, torque wrench, and possibly a bottom bracket tool depending on your bottom bracket type.
What type of bottom bracket is compatible?
The Hollowtech II design requires a compatible bottom bracket, which is sold separately. Check your frame specifications.
How often should I clean my chainset?
Clean your chainset regularly, ideally after every few rides or when it becomes visibly dirty.
How do I maintain the bottom bracket?
Follow the manufacturer's instructions for bottom bracket maintenance. This usually involves cleaning and lubricating the bearings.
What chainrings are compatible?
The chainset is designed to work with Shimano 11-speed HG-EV chains.
What is the correct torque for the crank arm bolts?
Refer to the Shimano installation manual for the correct torque specifications for your specific chainset model.
Where can I find the installation manual?
The installation manual can be found on the Shimano website or in the product packaging.
Troubleshooting
Chain skipping or not shifting properly.
Check chain and chainrings for wear. Adjust front derailleur cable tension.
Crankset creaking.
Tighten crank arm bolts to the specified torque. Check bottom bracket bearings.
Chain rubbing on front derailleur.
Adjust front derailleur position and cable tension.