Shimano Altus Chainset - Black - 170 mm

The Shimano Altus FC-M315 chainset offers reliable performance for your 7/8-speed bicycle. Featuri...

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Product Information

Full details

This guide is for cyclists looking to understand and maintain their Shimano Altus FC-M315 chainset, a reliable component for 7/8-speed bikes. The key benefit is durable and smooth performance, ideal for entry-level to mid-range mountain bikes. Note that this chainset does not include a chainguard.

All features

Model Part NumberFC-M315
BrandSHIMANO

Extended Product Information

FAQs

What tools are required for installation?

You'll need a crank puller, bottom bracket tool, torque wrench, and the appropriate Allen keys.

Is a bottom bracket included?

No, a bottom bracket is not included and must be purchased separately.

Can I use this chainset with a 9-speed drivetrain?

No, this chainset is only compatible with 7/8-speed drivetrains.

What is the recommended chain for this chainset?

Use a chain designed for 7 or 8-speed drivetrains.

How often should I lubricate the chain?

Lubricate your chain every 100-200 miles, or more frequently in wet or muddy conditions.

How do I measure crank arm length?

Crank arm length is printed on the crank arm itself.

Can I add a chainguard?

Yes, you can add a compatible chainguard if your frame has the mounting points.

Troubleshooting

Chain skipping or not shifting smoothly

Check chain wear and replace if necessary. Inspect the front derailleur alignment and adjust as needed. Ensure the chain is properly lubricated.

Crankset bolts loosening

Check and tighten the crankset bolts to the correct torque specification. Use a torque wrench to ensure accuracy.

Creaking noise from the crankset

Check and tighten the crankset bolts. Inspect the bottom bracket for play and replace if necessary. Grease the bottom bracket threads.

Pros and Cons

Pros

  • Durable construction ensures longevity.
  • Smooth operation enhances the cycling experience.
  • Suitable for a wide range of riders due to the 170 mm crank arm length.
  • Compatible with 7/8-speed drivetrains, making it versatile.
  • The black finish provides a sleek and classic look.

Cons

  • Chainguard not included, requiring separate purchase if needed.
  • May not be suitable for high-performance applications.
  • Limited to 7/8-speed systems, not compatible with newer 9/10/11/12 speed drivetrains.

Setup, Compatibility & Care

Setup

  1. Installation: Install the chainset according to your bike frame's bottom bracket specifications. Consult a professional if you are unsure.
  2. Compatibility: Ensure compatibility with your 7/8-speed drivetrain and Boost spacing frame.
  3. Torque Settings: Tighten all bolts to the manufacturer's recommended torque specifications to prevent damage and ensure proper function.

Compatibility

  • Drivetrain: Compatible with 7/8-speed drivetrains only.
  • Bottom Bracket: Requires a compatible bottom bracket (not included).
  • Frame: Designed for frames with Boost spacing.

Care

  • Cleaning: Regularly clean the chainset with a degreaser and a brush to remove dirt and grime.
  • Lubrication: Apply chain lubricant to the chain, ensuring it reaches all links, and wipe off excess.
  • Inspection: Regularly inspect the chainset for wear and tear, and replace worn components as needed.

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