Shimano
105 FC-R7000 Asymmetric Chainring
Best replacement chainring for cyclists upgrading their road drivetrain performance.
Elevate your cycling experience with the Shimano 105 FC-R7000 Asymmetric Chainring. Engineered for optimal drivetrain performance, this component delivers the reliable operation Shimano is known for. Its innovative asymmetric design promotes smoother gear changes and ensures superior chain retention, keeping your ride efficient. With a versatile 34-tooth count, it integrates seamlessly into various gearing configurations, making it a smart choice for dedicated cyclists seeking enhanced performance and dependability on every journey.
$17.99
Owner Satisfaction
4.7
/ 5
Category Rank
68
/ 2101
#68 in Components
Price vs Category Average
-83%
Below average
Model Number
134000
/ YWV
Who it's for
- Cyclists demanding reliable gear changes under intense pedaling pressure
- Performance riders seeking maximum power transfer through increased stiffness
- Budget-conscious racers wanting professional-grade longevity and value
Who should skip it
- Mechanics looking for universal compatibility with various crankset brands
- Weight-obsessed climbers prioritizing every gram of bike mass
- Aesthetic-focused riders concerned about long-term finish degradation
Performance breakdown
Shift Precision
Asymmetric tooth profiling ensures crisp and reliable gear transitions under load.
Chain Retention
Engineered geometry keeps the chain locked in place during aggressive pedaling.
Drivetrain Efficiency
Optimized design minimizes friction for a smoother and more responsive ride.
Build Durability
Hardened construction withstands high-mileage wear without sacrificing shifting performance.
Compatibility
Seamless integration specifically tailored for the Shimano 105 R7000 ecosystem.
Climbing Versatility
The 34-tooth configuration provides essential gearing for tackling steep, challenging ascents.
Key Specs
Model Number
Y1WV34000
Tooth Count
34t
Series
Shimano 105 FC-R7000
Features
- Asymmetric design for improved function
- Optimized for smooth chain retention
- Reliable performance from Shimano engineering
- 34-tooth size for versatile gearing
- Shimano 105 FC-R7000 series compatibility
What customers say
The Shimano 105 FC R7000 Chainring earns high praise for its exceptional shifting precision and reliability. Riders consistently note smooth, crisp gear transitions, even when applying significant power. Durability is another key highlight, as users report this component withstands extensive mileage and varied conditions without premature wear. Many customers feel this chainring delivers performance remarkably close to higher tier options but at a much better value. It is viewed as an intelligent, dependable upgrade that enhances drivetrain efficiency and longevity for serious road cyclists. The overall consensus confirms this component exceeds expectations for performance and quality.
Know before you buy
This chainring is specifically engineered for the Shimano 105 FC-R7000 crankset. While it may physically fit other Shimano 4-bolt designs, the asymmetric bolt pattern and ramp profiles are optimized specifically for the R7000 series to ensure precise shifting performance.
The asymmetric design aligns the chainring's structure with the areas of highest stress during your pedal stroke. This improves power transfer efficiency and provides more consistent chain retention compared to traditional symmetrical designs.
Yes, this 34t inner ring is designed to pair with a larger outer ring, typically a 50t, to create a compact drivetrain setup. Ensure your front derailleur is adjusted to accommodate the specific tooth difference between your chosen rings.
For the best performance, use this chainring with an 11-speed chain compatible with Shimano road drivetrains. Using a chain designed for the 105 R7000 system will ensure the smoothest interaction with the chainring's tooth profile.
You should inspect your chainring for 'shark-fin' shaped teeth, which indicate significant wear. If you experience frequent chain drops or sluggish shifting even after tuning your derailleur, it is likely time to replace the ring.
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$18