SHIMANO FC-R8100-P Power Sensor Crankset: 52x36T chainrings
If you're the kind of cyclist who sweats the small stuff (and let's be honest, who isn't when it comes to performance?), the SHIMANO Power Sensor Crankset is your new best friend. It's not just about the 52x36T chainrings—though they're pretty sweet, offering that Goldilocks zone of speed for the flats and enough oomph for the climbs. What really sets it apart? The built-in power sensor that doesn't just guess your output; it knows, down to the watt. Perfect for when you're tracking progress or just nerding out over data. And with a 172.5mm crank length, it's like the crankset version of a one-size-fits-most t-shirt—surprisingly accommodating. Oh, and it's part of the Dura-Ace series, so you know it's tough enough to handle whatever you throw at it, all while keeping things buttery smooth.
- Power sensor included
- 172.5mm crank length
- Dura-Ace series compatibility
- 52x36T chainrings
General specs
- Brand: SHIMANO
- Model: FC-R8100-P
- Seller: Joom
- Chainrings: 52x36T
- Crank Length: 172.5mm
- Compatibility: Dura-Ace series
- First listed by seller: 6/23/25
If you are interested in more details, you can find full information on the seller's page.
Shipping options
United States
Comparison with similar products
| This item | Recommendations | |||||
|---|---|---|---|---|---|---|
SHIMANO FC-R8100-P 52x36T chainrings
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SHIMANO FC-R8100-P Power sensor included
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SHIMANO FC-R8100-P Power sensor technology
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SHIMANO FC-R9200-P Power sensor integration
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SHIMANO FC-R8100-P Power sensor included
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SHIMANO FC-R8100-P Power sensor included
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| Brand | SHIMANO | SHIMANO | SHIMANO | SHIMANO | SHIMANO | SHIMANO |
| Model | FC-R8100-P | FC-R8100-P | FC-R8100-P | FC-R9200-P | FC-R8100-P | FC-R8100-P |
| Color | ||||||
| Rating |
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| Price | $1,328.94 | $1,325.64 | $1,325.64 | $1,564.96 | $1,376.26 | $1,192.16 |
| Seller | Joom | Joom | Joom | Joom | Joom | Joom |
| Update | August 18, 2025 | August 18, 2025 | August 18, 2025 | August 25, 2025 | August 18, 2025 | August 25, 2025 |
| Crank Length | 172.5mm | 172.5mm | 175mm | 175mm | 175mm | |
| Chainring Configuration | 52x36T | 50x34T | 54x40T | 52x36T | 50x34T | |
| Power Sensor | Included | Yes | Yes | |||
Power Sensor Crankset
Eric M.
San Antonio, TX
July 2, 2025
when i first got this crankset i was really excited to try it out on my rides here in san antonio where the hills can be a challenge right away i noticed how smooth it feels when i pedal it hums along without any hiccups and the power data it provides is spot on helping me track my progress without any guesswork as a healthcare worker i appreciate things that are precise and reliable and this delivers it has held up well over the few weeks ive been using it no issues with durability or performance it integrates nicely with my existing setup and makes my training sessions more effective overall im very happy with it and would recommend it to others who are serious about cycling and want to up their game
- Pros: the power sensor is incredibly accurate and gives me real-time feedback on my effort which is super helpful for training and improving my rides it feels very sturdy and well-made like it can handle a lot of use without issues and the chainrings are just right offering a good balance for both fast flats and tough climbs making my cycling more efficient and enjoyable
- Cons: it seems a bit pricey compared to other options out there which might not be worth it for everyone especially if you are just starting out and the crank length might not fit everyone perfectly so it could be a gamble if you are not sure about your size though it is generally accommodating