Gas Line Trimmer

Model # 74125 Official Homelite trimmer

Here are the diagrams and repair parts for Official Homelite 74125 trimmer, as well as links to manuals and error code tables, if available.

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Browse Parts for
74125 Line Trimmers
Baffle Muffler 98782
#3

Figure 1 diagram

Baffle muffler

Part #98782

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

Decal 00772
#29

Figure 1 diagram

Decal

Part #00772

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

Handle Bar A-00590
#31

Figure 5 diagram

Handle bar

Part #A-00590

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

Clutch Adapter 01547
#52

Figure 1 diagram

Clutch adapter

Part #01547

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

Part DA-02598-A
Part

Part #DA-02598-A

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

Lawn & Garden Equipment Engine Fuel Tank Pad 98792
#18

Figure 1 diagram

Lawn & garden equipment engine fuel tank pad

Part #98792

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

String 03959-03
#30

Figure 5 diagram

String

Part #03959-03

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

Piston Ring 96935
#13

Figure 1 diagram

Piston ring

Part #96935

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

Housing A-00104-A
#11

Figure 2 diagram

Housing

Part #A-00104-A

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

Screw 82368
Screw

Part #82368

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

Symptoms for gas line trimmers

Choose a symptom to see related grass line trimmer repairs.

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

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

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 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 difficulty
Time required
 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 difficulty
Time required
 15 minutes or less
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 difficulty
Time required
 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.

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…