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SunRace Crankset - 175mm

SunRace Crankset - 175mm

New for 2019 the 12 speed Sunrace groupset offering a wide range of components that wont break the...

Best current price£19.99from Merlin Cycles

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Merlin CyclesSunrace Black Fcm800 Crankset Spider - 4 Arm, 96Mm / / 175Mm
Free delivery in 1–3 days
£19.99
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eBaySunRace Spider Crank 175mm Alloy Arms FC-M800 Square taper crank for Narrow wide
Free delivery in 1–3 days
£27.01
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Product Information

Full details

This guide is for cyclists looking for a reliable and affordable crankset upgrade. The SunRace FCM800 crankset offers excellent performance and compatibility with a wide range of drivetrains. Note that this crankset does not include a bottom bracket, so you'll need to source a compatible JIS Square taper bottom bracket separately.

All features

Model Part NumberFCM800-BOX
BrandSunRace

Extended Product Information

FAQs

What type of bottom bracket does this crankset require?

It requires a JIS Square taper bottom bracket.

Is a chainring included with the crankset?

No, the chainring is sold separately.

What is BCD?

BCD stands for Bolt Circle Diameter. It's the diameter of the circle on which the chainring bolts are located. The FCM800 has a 96mm BCD.

What tools are needed for installation?

You will need a crank puller, bottom bracket tool, torque wrench, and possibly a chain tool for chain adjustments.

Is this crankset compatible with my 10-speed drivetrain?

Yes, this crankset is compatible with 9, 10, 11, and 12-speed drivetrains.

What is the weight of the crankset?

Approximately 660g with the chainring.

What is the length of the crank arms?

The crank arms are 175mm long.

Where can I find more technical information?

Contact HOPKINSON CYCLES using the details provided: HOPKINSON CYCLES Queen Street Horbury Wakefield West Yorkshire WF4 6LP

Troubleshooting

Crankset feels loose or wobbly.

Tighten the crank arm bolts and ensure the bottom bracket is properly installed and tightened.

Chain is skipping or not shifting smoothly.

Check chainring alignment, chain wear, and derailleur adjustment.

Creaking noise from the crankset.

Tighten crank arm bolts, check bottom bracket for play, and lubricate the bottom bracket if necessary.

Pros and Cons

Pros

  • Affordable 12-speed groupset components.
  • Durable Alloy forged crank arms.
  • Compatible with a wide range of drivetrains (9/10/11/12 speed).
  • Lightweight design.
  • Includes chainring bolts.
  • Versatile with multiple chainring options due to the 96mm BCD.

Cons

  • Bottom bracket not included (requires separate purchase).
  • Square taper bottom bracket may be less common than other types.
  • Chainring not included.
  • Requires professional installation if you're not experienced.

Setup, Compatibility & Care

Setup

  1. Bottom Bracket: Install a compatible JIS Square taper bottom bracket (sold separately). Ensure the correct bottom bracket length based on your chainring size.
  2. Crank Arm Installation: Attach the crank arms to the bottom bracket spindle, ensuring they are properly aligned and tightened.
  3. Chainring Installation: Mount the chainring onto the crankset using the included chainring bolts. Torque the bolts to the manufacturer's recommended specifications.
  4. Chain Alignment: Check the chainline to ensure it aligns correctly with the rear cassette.

Compatibility

  • Bottom Bracket: Requires a JIS Square taper bottom bracket.
  • Drivetrain: Compatible with 9, 10, 11, and 12-speed drivetrains.
  • Chainrings: Compatible with chainrings using a 96mm BCD.

Care

  • Cleaning: Regularly clean the crankset with a degreaser and a clean cloth to remove dirt and grime.
  • Inspection: Inspect the crank arms and chainring for any signs of wear or damage. Replace worn components as needed.
  • Lubrication: Lightly lubricate the chainring bolts to prevent corrosion.

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