Shimano Ultegra - Y1W898020 - 50T 11s Hollowglide BCD 110 mm chainring

Shimano Ultegra Y1W898020 50-tooth Hollowglide 11-speed chainring

The Shimano Ultegra chainring - Y1W898020 is a 50-tooth chainring designed for the Shimano Ultegra FC-R8000 crankset. Intended for Shimano 11-speed road drivetrains, it allows you to replace a worn chainring while maintaining the original shifting performance of the Ultegra groupset.

Thanks to its Hollowglide technology, this chainring offers an excellent balance between stiffness, lightness, and smooth power transfer. Its 4-arm design and 110mm bolt circle diameter ensure perfect compatibility with the Shimano Ultegra FC-R8000 crankset.

With its 50 teeth, this chainring is ideal for road cyclists looking for a high-performance, precise, and efficient drivetrain. Its black/black finish perfectly complements the aesthetics of the Shimano Ultegra R8000 groupset.

Technical specifications

• Brand: Shimano
• Range: Ultegra
• Reference: Y1W898020
• EAN code: 4524667742012
• Product type: bottom bracket
• Number of teeth: 50 teeth
• Chainwheel: 50
• Transmission: 11 speeds
• Reverse speeds: 11
• Technology: Hollowglide
• Hollowglide: yes
• Mounting: 4 prongs
• BCD / PCD: 110 mm
• Compatibility: Shimano FC-R8000
• Color: black / black
• Dominant color: black
• Gender: mixed
• Age: adult
• Use: road, performance, training, competition

Compatibility

• Shimano Ultegra FC-R8000
• Compatible with Shimano 11-speed road drivetrains
• Compatible with Shimano 4-arm cranksets with 110mm BCD.

Why choose this Shimano Ultegra chainring?

• Original Shimano Ultegra part
• Compatible with the FC-R8000 crankset
• 50-tooth chainring for 11-speed road drivetrain
• Hollowglide technology for increased rigidity and lightness
• Smooth and precise gear changes
• 4-spoke design with 110 mm center distance
• Black/black finish matching the Ultegra R8000 groupset
• Ideal for replacing a worn chainring without modifying the drivetrain
• Suitable for demanding road cyclists