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Husqvarna 125LSST line trimmer Parts

Here are the diagrams and repair parts for Husqvarna 125LSST line trimmer, as well as links to manuals and error code tables, if available.

Husqvarna 125LSST line trimmer
By Schematic
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Browse Parts for 125LSST Line Trimmers

  • Line Trimmer Fuel Tank Cap for Husqvarna 125LSST - Part 578931503

    Cylinder/crankshaft/crankcase diagram

    Line Trimmer Fuel Cap

    Part #530150350

    Replaced by #578931503

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    This part replaces 530150350. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $30.81
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  • Ayp Line Trimmer Cutting Head Assembly for Husqvarna 125LSST - Part 537338310

    Driveshaft/handle/shield diagram

    Cutting Head

    Part #5373383-02

    Replaced by #537338310

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    This part replaces 5373383-02. Substitute parts can look different from the original.
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    $23.90
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  • Line Trimmer Recoil Starter Pulley Kit for Husqvarna 125LSST - Part 545180844

    Cylinder/crankshaft/crankcase diagram

    Starter

    Part #545102302

    Replaced by #545180844

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    This part replaces 545102302. Substitute parts can look different from the original.
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    $114.22
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  • Line Trimmer Engine Gasket Kit for Husqvarna 125LSST - Part 545008084

    Gasket

    Part #545030101

    Replaced by #545008084

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    This part replaces 545030101. Substitute parts can look different from the original.
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  • Lawn & Garden Equipment Engine Start/stop Switch for Husqvarna 125LSST - Part 545049301

    Driveshaft/handle/shield diagram

    Switch

    Part #545030601

    Replaced by #545049301

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    This part replaces 545030601. Substitute parts can look different from the original.
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    $33.92
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  • Lawn & Garden Equipment Engine Muffler for Husqvarna 125LSST - Part 574031502

    Cylinder/crankshaft/crankcase diagram

    Muffler

    Part #545057501

    Replaced by #574031502

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    This part replaces 545057501. Substitute parts can look different from the original.
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    $95.82
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  • Coupling-starter for Husqvarna 125LSST - Part 545099201

    Cylinder/crankshaft/crankcase diagram

    Starter Coupling

    Part #530059800

    Replaced by #545099201

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    This part replaces 530059800. Substitute parts can look different from the original.
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    $13.97
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  • Shround for Husqvarna 125LSST - Part 576153201

    Cylinder/crankshaft/crankcase diagram

    Shroud

    Part #530057851

    Replaced by #576153201

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    This part replaces 530057851. Substitute parts can look different from the original.
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    $37.03
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  • Crankcase Assy for Husqvarna 125LSST - Part 545003378

    Cylinder/crankshaft/crankcase diagram

    Cylinder

    Part #545001001

    Replaced by #545003378

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    This part replaces 545001001. Substitute parts can look different from the original.
    In Stock
    $51.31
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  • Lawn & Garden Equipment Screw for Husqvarna 125LSST - Part 503214974

    Driveshaft/handle/shield diagram

    Lawn & Garden Equipment Screw

    Part #530015814

    Replaced by #503214974

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    This part replaces 530015814. Substitute parts can look different from the original.
    This item is not returnable
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Most common symptoms to help you fix your line trimmers

Choose a symptom to see related grass line trimmer repairs.

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Why won't my gas line trimmer start?

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

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Why does my gas line trimmer leak gas?

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

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Why does my gas line trimmer run rough?

Main causes: stale fuel, clogged fuel filter, faulty spark plug, clogged air filter, cracked fuel lines, clogged carbure…

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Repair guides for gas line trimmers

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

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How to replace a line trimmer fuel line

How to replace a line trimmer fuel line

The fuel line on a grass line trimmer deteriorates with time and eventually can split or crack. You can replace it yours…

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Repair time and Difficulty

 15 minutes or less
How to replace a line trimmer carburetor

How to replace a line trimmer carburetor

If the line trimmer won't start even though there's fuel in the tank, the carburetor could be the problem. Follow these …

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Repair time and Difficulty

 15 minutes or less
How to rebuild a line trimmer carburetor

How to rebuild a line trimmer carburetor

If the line trimmer engine won't start even though there's fuel in the tank, the carburetor could be the problem. Follow…

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Repair time and Difficulty

 15 minutes or less

Effective articles & videos to help repair your line trimmers

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

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Line trimmer: Preventing fuel vapor lock in hot summer conditions

Line trimmer: Preventing fuel vapor lock in hot summer conditions

Vapor lock can stop your trimmer cold in summer heat. Learn how to prevent it and keep your lawn looking sharp…

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Straight shaft vs curved shaft trimmers: What’s the difference?

Straight shaft vs curved shaft trimmers: What’s the difference?

Trying to decide between a straight shaft and curved shaft trimmer? This guide compares both designs to help you underst…

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Can you cut grass with a weed whacker?

Can you cut grass with a weed whacker?

Wondering if your weed whacker can pick up the slack for your broken lawn mower? You're not alone. In this guide, we bre…

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