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Weed Eater WT4000 gas line trimmer

Weed Eater WT4000 gas line trimmer Parts

Here are the diagrams and repair parts for Weed Eater WT4000 gas line trimmer, as well as links to manuals and error code tables, if available.

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Browse Parts for WT4000 Line Trimmers

  • Wheel10x1.75 for Weed Eater WT4000 - Part 174721

    Engine and wheels diagram

    Wheel10x1.75

    Part #174721

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

  • Lawn & Garden Equipment Screw for Weed Eater WT4000 - Part 57808

    Chassis and v-belt diagram

    Lawn & Garden Equipment Screw

    Part #57808

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

  • Chassis Assembly for Weed Eater WT4000 - Part 174024X550

    Chassis and v-belt diagram

    Chassis Assembly

    Part #174024X550

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

  • Bail Spindle for Weed Eater WT4000 - Part 176983

    Engine and wheels diagram

    Bail Spindle

    Part #176983

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

  • Husqvarna Lawn & Garden Equipment Pan Head Screw for Weed Eater WT4000 - Part 158755

    Engine and wheels diagram

    Husqvarna Lawn & Garden Equipment Pan Head Screw

    Part #158755

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

Most common symptoms to help you fix your line trimmers

Choose a symptom to see related grass line trimmer repairs.

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

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

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

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.

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…

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 …

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…

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.

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…

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…

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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