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Makita DCS540-21 chainsaw Parts

Here are the diagrams and repair parts for Makita DCS540-21 chainsaw, as well as links to manuals and error code tables, if available.

Makita DCS540-21 chainsaw
By Schematic
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Browse Parts for DCS540-21 Chainsaws

  • Chain, 18-in for Makita DCS540-21 - Part 72V064G

    Cylinder, piston and accessories diagram

    Chain 18"

    Part #523-102-064

    Replaced by #72V064G

    Info Icon
    Manufacturer substitution
    This part replaces 523-102-064. Substitute parts can look different from the original.
    In Stock
    $62.96
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    Qty
    Plus Item
  • Washer (2) for Makita DCS540-21 - Part 924-105-300

    Hood, air filter, muffler diagram

    Washer (2)

    Part #924-105-300

    The manufacturer no longer makes this part, and there's no substitute part

  • Special Screw M12x1 (3) for Makita DCS540-21 - Part 001-111-011

    Crankcase diagram

    Special Screw M12x1 (3)

    Part #001-111-011

    The manufacturer no longer makes this part, and there's no substitute part

  • Lever for Makita DCS540-21 - Part 001-151-330

    Carburetor diagram

    Lever

    Part #001-151-330

    The manufacturer no longer makes this part, and there's no substitute part

  • Packing Ring for Makita DCS540-21 - Part 963-232-045

    Fuel tank, tubular grip diagram

    Packing Ring

    Part #963-232-045

    The manufacturer no longer makes this part, and there's no substitute part

  • Repair Kit Cpl. for Makita DCS540-21 - Part 030-245-070

    Oil pump diagram

    Repair Kit Cpl.

    Part #030-245-070

    The manufacturer no longer makes this part, and there's no substitute part

  • Rubber Buffer (3) for Makita DCS540-21 - Part 965-403-280

    Fuel tank, tubular grip diagram

    Rubber Buffer (3)

    Part #965-403-280

    The manufacturer no longer makes this part, and there's no substitute part

  • Screw M5x12 for Makita DCS540-21 - Part 908-005-125

    Screw M5x12

    Part #908-005-125

    The manufacturer no longer makes this part, and there's no substitute part

  • Heatshield for Makita DCS540-21 - Part 020-174-170

    Hood, air filter, muffler diagram

    Heatshield

    Part #020-174-170

    The manufacturer no longer makes this part, and there's no substitute part

  • Gasket for Makita DCS540-21 - Part 965-525-042

    Cylinder, piston and accessories diagram

    Gasket

    Part #965-525-042

    The manufacturer no longer makes this part, and there's no substitute part

Most common symptoms to help you fix your chainsaws

Choose a symptom to see related chainsaw repairs.

Main causes: cracked fuel lines, leaky carburetor seals, damaged fuel tank cap, cracked fuel tank…

Main causes: stale gasoline, cracked fuel lines, dirty carburetor, damaged spark plug, worn piston rings…

Main causes: bad gas, engine needs tune up, cracked fuel lines, dirty carburetor…

Repair guides for gas chainsaws

These step-by-step repair guides will help you safely fix what’s broken on your chainsaw.

How to replace a chainsaw carburetor

How to replace a chainsaw carburetor

If the engine won't start even though there's fuel in the chainsaw, the carburetor could be the problem. Sometimes, it's…

Repair time and Difficulty

 15 minutes or less
How to replace chainsaw fuel lines

How to replace chainsaw fuel lines

The fuel line on a chainsaw becomes brittle over time and can crack. Replacing it doesn't require a lot of DYI experienc…

Repair time and Difficulty

 15 minutes or less
How to rebuild a chainsaw carburetor

How to rebuild a chainsaw carburetor

If your chainsaw isn't running well, a dirty carburetor could be the problem. You can take it apart, clean it and rebuil…

Repair time and Difficulty

 15 minutes or less

Effective articles & videos to help repair your chainsaws

Use the advice and tips in these articles and videos to get the most out of your chainsaw.

When to replace a chainsaw bar

When to replace a chainsaw bar

Chainsaw bar wear leads to crooked cuts and chain damage. Learn the signs of wear and how to choose the right replacemen…

How to tune-up a gas chainsaw

How to tune-up a gas chainsaw

Tuning up a chainsaw is easier than you think. Follow these steps to clean, inspect, and replace key parts to keep your …

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Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

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