Shimano Ultegra - Y0NG34000 - 34T 12-speed Hollowglide chainring for FC-R8100 crankset

Shimano Ultegra Y0NG34000 34-tooth 12-speed chainring for FC-R8100

The Shimano Ultegra chainring - Y0NG34000 is a 34-tooth front chainring designed for Shimano Ultegra FC-R8100 and FC-R8100-P cranksets. Intended for Shimano Ultegra 2x12-speed road drivetrains, it allows you to replace a worn chainring while maintaining the original smoothness, precision, and efficiency of the groupset.

With its 34 teeth, this chainring is designed for a double chainring setup. It allows for a smoother gear ratio, particularly useful on climbs, hilly courses, or during long road rides where effort management is essential.

Thanks to its Hollowglide design, 110mm bolt circle diameter, and 4-arm bolt pattern, this Shimano Ultegra R8100 chainring offers a good balance between stiffness, lightness, and shifting performance. It's ideal for cyclists looking for a reliable, durable, and fully compatible genuine Shimano part.

Technical specifications

• Brand: Shimano
• Range: Ultegra
• Group: Ultegra R8100
• Reference: Y0NG34000
• EAN code: 4550170168025
• UPC Code: 192790168029
• Product type: bottom bracket
• Front deck type: double
• Number of teeth: 34 teeth
• Transmission: 12 speeds
• Reverse speeds: 12
• Technology: Hollowglide
• Mounting: 4 prongs
• Center distance / PCD: 110 mm
• Compatibility: Shimano FC-08, FC-R8100, FC-R8100-P
• Use: road, training, long distance, mountain

Compatibility

• Shimano Ultegra FC-R8100
• Shimano Ultegra FC-R8100-P
• Shimano FC-08
• Shimano Ultegra R8100 groupset
• Compatible with Shimano 2x12 speed road drivetrains
• Compatible with Shimano 4-arm cranksets with 110mm BCD.

Why choose this Shimano Ultegra chainring?

• Original Shimano Ultegra part
• Compatible with FC-R8100 and FC-R8100-P cranksets
• Compatible with Shimano FC-08
• 34-tooth chainring for 12-speed road drivetrain
• Designed for a dual-tier setup
• Hollowglide Technology
• 110 mm center distance and 4-prong mounting
• Ideal for climbs, hilly terrain and long distances
• Smooth, fast and precise gear changes
• Perfect for replacing a worn chainring without modifying the drivetrain