
( Brand: Shimano ), ( Manufacturer Part Number: FC-M391 ), ( Crankarm Length: 170mm ), ( Bottom Bracket Interface: Octalink V2 ), ( Number Of Chainrings: Triple ), ( Type: Crankset Bottom Bracket ), ( Bottom Bracket: Bb-es25 68x126mm Bsa )
The Shimano FC-M391 Acera Octalink 9-speed Crankset is a reliable and durable component for your bicycle's drivetrain. This crankset features a 44-32-22 tooth chainring set, providing a wide range of gears to tackle various terrains and gradients with ease. The 170mm crank length is suited for riders who prefer a balanced and responsive feel.
The FC-M391 Crankset is part of Shimano's Acera groupset, which is known for its exceptional value and performance. The crankset is constructed using high-quality materials, including forged alloy arms, ensuring strength and rigidity. The crankset also features Shimano's renowned Hollowtech II technology, which reduces weight while maintaining strength.
The crankset is compatible with Shimano's Octalink system, ensuring seamless and secure connection with your bottom bracket. The included BB-ES25 bottom bracket is a 68x126mm square taper, providing a solid foundation for your crankset. The FC-M391 Acera Octalink 9-speed Crankset is a great choice for riders looking for a reliable and high-performing crankset at an affordable price.
Pros of buying a Shimano FC-M391 Acera Octalink 9spd Crankset:1. Reliability: Shimano is a well-known brand in the cycling industry, known for its durability and reliability. The FC-M391 Acera crankset is no exception.
2. Quality Materials: The crankset is made of aluminum alloy, which is lightweight but strong, making it ideal for long rides.
3. Compatibility: The crankset is compatible with Shimano's 9-speed drivetrain and Octalink bottom bracket system, which makes it easy to install and use with other Shimano components.
4. Affordability: Compared to higher-end Shimano cranksets, the FC-M391 Acera is more affordable, making it a great option for budget-conscious cyclists.
Cons of buying a Shimano FC-M391 Acera Octalink 9spd Crankset:1. Limited Gear Range: The crankset only comes in a 44-32-22t configuration, which may not provide enough gear options for some cyclists.
2. Limited Customization: The crankset is not compatible with other bottom bracket systems, which may limit customization options for cyclists who prefer to use non-Shimano components.
3. Weight: While aluminum alloy is strong and lightweight, it may not be as lightweight as cranksets made of carbon fiber or other high-end materials.
In conclusion, the Shimano FC-M391 Acera Octalink 9spd Crankset is a reliable and affordable option for budget-conscious cyclists who are looking for a durable and compatible crankset. However, the limited gear range and customization options may not be ideal for some cyclists. If you are looking for more gear options or customization options, you may want to consider a higher-end Shimano crankset or a crankset from a different brand.
Recommendation: If you are looking for a reliable and affordable crankset with a good balance of performance and value, the Shimano FC-M391 Acera Octalink 9spd Crankset is a great option. However, be sure to consider your specific needs and preferences before making a purchase.
Make sure your bike has a 68mm width bsa ISO English threaded bottom bracket shell or the included will not work. Don't know what else to say about it.
Find out before buying. I purchased this crankset new in bulk packaging bottom bracket retail box package but never installed them on my bike.
Includes everything that originally came with it including 2 crank arm fixing bolts and washers. I just don't need use it.