Shimano
Ultegra R8100 175mm Crankset (Blem)
Best performance upgrade for value-conscious road cyclists.
Elevate your road cycling with the Shimano Ultegra R8100 crankset, a high-performance component offered at a special price due to minor cosmetic scratches on the drive-side crank arm. These aesthetic imperfections do not compromise the crankset's robust functionality. Featuring a versatile 52/36t chainring setup and a standard 175mm crank arm length, it's engineered for efficiency and speed across various road conditions. Experience the renowned durability and smooth operation that Shimano Ultegra is known for, making it an excellent choice for dedicated cyclists seeking quality.
$235.95
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Owner Satisfaction
4.5
/ 5
Category Rank
671
/ 2100
#671 in Components
Price vs Category Average
+129%
Above average
Crank Arm Length
175
/ mm
Who it's for
- Performance cyclists seeking maximum power transfer and efficiency
- Budget-conscious riders wanting premium components at a lower price
- Modern road cyclists upgrading to the latest 12-speed drivetrain
Who should skip it
- Showroom enthusiasts who prioritize a flawless, pristine aesthetic
- Riders requiring specific crank lengths for optimal biomechanical fit
- Buyers concerned about long-term warranty coverage and resale value
Performance breakdown
Shifting Precision
Hyperglide+ technology delivers near-instantaneous gear changes under heavy load.
Power Transfer
Hollowtech II construction provides exceptional stiffness for efficient energy delivery.
Weight Efficiency
Lightweight design maximizes speed without sacrificing structural integrity.
Aesthetic Condition
Minor cosmetic blemishes exist but remain purely superficial in nature.
Component Durability
Renowned Shimano engineering ensures long-term reliability for high-mileage riders.
Drivetrain Compatibility
Seamlessly integrates with modern twelve-speed road groupsets for optimal performance.
Key Specs
Crank Arm Length
175mm
Chainring Combination
52/36t
Model Number
210000149838
Brand
Shimano
Category
Components
Features
- Premium Ultegra R8100 performance
- Versatile 52/36t chainring setup
- Cosmetic flaws do not affect function
- Ideal for performance road cyclists
- Durable Shimano build quality
- Reduced price for cosmetic blemishes
What customers say
The Shimano Ultegra R8100 crankset earns high praise for delivering professional performance at a superior value. Users consistently highlight its exceptional stiffness, ensuring efficient power transfer and a responsive feel during hard efforts. Shifting remains incredibly smooth and precise, even under pressure, defining a satisfying ride experience. The primary appeal of the 'blemished' version is the outstanding value proposition. Customers readily accept minor cosmetic imperfections for a significant discount, prioritizing the component's identical high function over showroom aesthetics. This combination of top tier performance and shrewd pricing makes the Ultegra R8100 a highly sought after choice for serious cyclists.
Know before you buy
This crankset has minor cosmetic scratches on the drive-side arm. These are purely aesthetic surface marks and do not impact the structural integrity or mechanical performance of the component.
The 52/36t 'mid-compact' setup is a versatile choice that balances high-speed gearing for flats with enough range for most climbs. It is generally considered the standard for performance road cycling, though your specific needs will depend on your local terrain and fitness level.
Crank arm length is a matter of personal fit and frame geometry. If you are currently using 175mm cranks, this will be a direct replacement; if you are switching from a different length, you may need to adjust your saddle height to maintain your proper bike fit.
No, this listing is for the crankset only. You will need to ensure you have a compatible Shimano Hollowtech II bottom bracket that matches your frame's shell standard.
The R8100 series is designed specifically for Shimano's 12-speed road groupsets. While it can sometimes be cross-compatible with other systems, it is optimized for the 12-speed chain and derailleur spacing.
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