Shimano Altus Crankset - FC-M311
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Product Information
Full details
This guide is for cyclists using or considering the Shimano Altus FC-M311 crankset. It offers a balance of affordability and performance for mountain and hybrid bikes, providing smooth shifting across 7/8-speed drivetrains. Note that this crankset is designed specifically for these types of bikes and may not be suitable for all cycling applications.
All features
| Model Part Number | FC-M311 |
|---|---|
| Brand | SHIMANO |
Extended Product Information
FAQs
What type of bike is this crankset best suited for?
The Shimano Altus FC-M311 is best suited for mountain and hybrid bikes.
Is this crankset compatible with 9-speed drivetrains?
No, it is only compatible with 7/8-speed drivetrains.
How do I clean the crankset?
Use a degreaser and a brush to clean the crankset, then rinse with water and dry it.
What is the crank arm length?
The crank arm length is 175mm.
What are the chainring sizes?
The chainring sizes are 48-38-28 teeth.
How often should I lubricate the chain?
Lubricate the chain regularly, ideally after every few rides or when it appears dry.
Where can I find replacement parts?
Replacement parts can be found at most bike shops and online retailers that sell bicycle components.
Troubleshooting
Difficulty shifting gears.
Check and adjust the front derailleur. Ensure the chain is clean and lubricated. Inspect the cables for any fraying or damage.
Chain skipping or slipping.
Check chainring wear and replace if necessary. Adjust the front derailleur limit screws. Ensure the chain is the correct length and tension.
Creaking noises from the crankset.
Tighten the crank arm bolts. Check the bottom bracket for play or looseness. Lubricate the bottom bracket if applicable.
Pros and Cons
Pros
- Durable design for mountain and hybrid bike use.
- Compatible with 7/8-speed drivetrains, offering flexibility.
- Provides smooth and reliable shifting.
- Offers a good range of gearing options.
- Affordable price point.
Cons
- May not be suitable for high-performance or racing applications.
- Limited to 7/8-speed drivetrains.
- Performance is good but not top-tier compared to higher-end cranksets.
Setup, Compatibility & Care
- Compatibility: Ensure compatibility with your bike's bottom bracket and frame. It's designed for 7/8-speed drivetrains.
- Installation: Professional installation is recommended, especially if you're not familiar with bicycle mechanics. Correct torque specifications are crucial.
- Maintenance: Regularly clean the crankset to remove dirt and debris. Lubricate the chain and derailleurs for smooth shifting.
- Inspection: Check for wear and tear, especially on the chainrings. Replace worn components promptly to maintain performance and safety.