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  Homelite UT-21546 Mightylite String Trimmer Parts
Homelite Mightylite String Trimmer Replacement For Model UT-21546

Homelite Mightylite String Trimmer Replacement Parts For Model UT-21546

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Page A
Page B
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Page A
Homelite UT-21546 Mightylite String Trimmer Page A Diagram
 Fig #
1
Spark Plug (bosch Wsr6f)
 $5.89

Part Number:870174002

In Stock

In Stock

Note: 9-16-19 (Rev:03)
 $5.89
In Stock
 $5.89
2
Starting Label Obsolete - Not Available
 $2.99

Part Number:940734008

Discontinued

Discontinued
 $2.99
Discontinued
3
Hex Nut (m63 X 1)
 $3.99

Part Number:678029002

In Stock

In Stock

Note: 9-17-19 (Rev:02)
 $3.99
In Stock
 $3.99
4
Choke Dial Cover Obsolete - Not Available
 $5.88

Part Number:518496001

Discontinued

Discontinued
 $5.88
Discontinued
5
Washer Obsolete - Not Available
 $3.99

Part Number:678434001

Discontinued

Discontinued
 $3.99
Discontinued
6
Hex Nut (M4) Obsolete - Not Available
 $3.99

Part Number:678435001

Discontinued

Discontinued
 $3.99
Discontinued
7
Wavy Washer
Minimum Quantity of 2 Required
 $5.24

Part Number:678434002

In Stock

In Stock
 $5.24
In Stock
 $5.24
8
Fuel Cap Obsolete - Not Available
 $4.99

Part Number:308680001

Discontinued

Discontinued
 $4.99
Discontinued
9
Screw (m6 X 20 Mm)
Minimum Quantity of 2 Required
 $4.99

Part Number:660697002

In Stock

In Stock

Note: 11-28-16 (Rev:02)
 $4.99
In Stock
 $4.99
10
Throttle Cable
 $5.95

Part Number:270032001

In Stock

In Stock
 $5.95
In Stock
 $5.95
11
Throttle Trigger Obsolete - Not Available
 $3.99

Part Number:518529001

Discontinued

Discontinued
 $3.99
Discontinued
12
Handle
 $3.99

Part Number:518674001

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: 11-28-16 (Rev:02)
 $3.99
Usually ships in 7 - 12 business days
 $3.99
13
Washer
Minimum Quantity of 2 Required
 $5.24

Part Number:678008001

In Stock

In Stock

Note: 11-28-16 (Rev:02)
 $5.24
In Stock
 $5.24
14
Wing Nut (1/4-20)
 $5.24

Part Number:678034001

In Stock

In Stock

Note: 11-28-16 (Rev:02)
 $5.24
In Stock
 $5.24
15
Bolt
Minimum Quantity of 2 Required
 $5.19

Part Number:660643008

In Stock

In Stock

Note: 5-29-19 (Rev:03)
 $5.19
In Stock
 $5.19
16
Wing Nut, 1/4-20
 $5.24

Part Number:PS02453

In Stock

In Stock

Note: 11-28-16 (Rev:02)
 $5.24
In Stock
 $5.24
17
Bracket Obsolete - Not Available
 $5.24

Part Number:678436001

Discontinued

Discontinued

Note: 11-28-16 (Rev:02)
 $5.24
Discontinued
18
Grass Deflector Assembly Obsolete - Not Available
 $4.99

Part Number:308781001

Discontinued

Discontinued

Note: 11-28-16 (Rev:02)
 $4.99
Discontinued
19
Housing and Eyelet Obsolete - Not Available
 $9.65

Part Number:099068001005

Discontinued

Discontinued
 $9.65
Discontinued
20
Spool And String (.080 In.)
 $3.99

Part Number:308044007

In Stock

In Stock
 $3.99
In Stock
 $3.99
21
Spool Retainer
 $5.95

Part Number:308042003

In Stock

In Stock

Note: 11-28-16 (Rev:02)
 $5.95
In Stock
 $5.95
22
Boom Assembly Obsolete - Not Available
 $48.60

Part Number:000998358

Discontinued

Discontinued
 $48.60
Discontinued
23
Warning Label Obsolete - Not Available
 $2.99

Part Number:940642020

Discontinued

Discontinued
 $2.99
Discontinued
25
String Head Assembly
 $64.81

Part Number:000998265

In Stock

In Stock
 $64.81
In Stock
 $64.81
26
Switch-on/stop
 $8.59

Part Number:760700001

In Stock

In Stock

Note: 10-4-18 (Rev:05)
 $8.59
In Stock
 $8.59
28
Logo Label Obsolete - Not Available
 $3.99

Part Number:940642026

Discontinued

Discontinued
 $3.99
Discontinued
29
Choke Label Obsolete - Not Available
 $3.99

Part Number:940647008

Discontinued

Discontinued
 $3.99
Discontinued
30
Handle Assembly
 $6.55

Part Number:308741001

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: 11-28-16 (Rev:02)
 $6.55
Usually ships in 7 - 12 business days
 $6.55
Page B
Homelite UT-21546 Mightylite String Trimmer Page B Diagram
 Fig #
1
Short Block Assembly Obsolete - Not Available
 $52.13

Part Number:308891001

Discontinued

Discontinued
 $52.13
Discontinued
2
Screw (m4 X 19 Mm)
Minimum Quantity of 2 Required
 $4.99

Part Number:660968001

In Stock

In Stock

Note: 9-22-17 (Rev:01)
 $4.99
In Stock
 $4.99
3
Screw (m4 X 14 Mm)
 $3.99

Part Number:660967001

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: 9-22-17 (Rev:01)
 $3.99
Usually ships in 7 - 12 business days
 $3.99
4
Pulley Retainer
 $5.95

Part Number:638389001

In Stock

In Stock

Note: 9-22-17 (Rev:01)
 $5.95
In Stock
 $5.95
5
Starter Pulley Assembly Obsolete - Not Available
 $16.86

Part Number:308386001

Discontinued

Discontinued
 $16.86
Discontinued
6
Starter Grip Obsolete - Not Available
 $3.99

Part Number:518502001

Discontinued

Discontinued
 $3.99
Discontinued
7
Spring And Container
Minimum Quantity of 2 Required
 $4.99

Part Number:638033001

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: 9-27-18 (Rev:02)
 $4.99
Usually ships in 7 - 12 business days
 $4.99
8
Front Housing Obsolete - Not Available
 $11.09

Part Number:308672001

Discontinued

Discontinued
 $11.09
Discontinued
10
Starter Housing Assy. Obsolete - Not Available
 $16.53

Part Number:308671001

Discontinued

Discontinued

Note: Includes Figures 2-9
 $16.53
Discontinued
11
Rear Housing
 $3.99

Part Number:518504001

In Stock

In Stock
 $3.99
In Stock
 $3.99
13
Intake Gasket
Minimum Quantity of 2 Required
 $5.19

Part Number:901551001

In Stock

In Stock

Note: 11-28-16 (Rev:02)
 $5.19
In Stock
 $5.19
14
Heat Dam
 $5.19

Part Number:518497001

In Stock

In Stock

Note: 11-28-16 (Rev:02)
 $5.19
In Stock
 $5.19
15
Air Baffel Obsolete - Not Available
 $4.99

Part Number:518685001

Discontinued

Discontinued
 $4.99
Discontinued
16
Carburetor Gasket
Minimum Quantity of 2 Required
 $4.99

Part Number:901552001

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: 11-28-16 (Rev:02)
 $4.99
Usually ships in 7 - 12 business days
 $4.99
17
Carburetor Obsolete - Not Available
 $37.34

Part Number:308054001

Discontinued

Discontinued
 $37.34
Discontinued
18
Air Box Base Obsolete - Not Available
 $3.99

Part Number:518498001

Discontinued

Discontinued
 $3.99
Discontinued
19
Screw (m5 X 70 Mm) Obsolete - Not Available
Minimum Quantity of 2 Required
 $3.99

Part Number:660454001

Discontinued

Discontinued
 $3.99
Discontinued
20
Hex Bolt (double Sided) Obsolete - Not Available
 $4.99

Part Number:660453001

Discontinued

Discontinued
 $4.99
Discontinued
21
Ignition Module Obsolete - Not Available
 $16.60

Part Number:850108002

Discontinued

Discontinued
 $16.60
Discontinued
22
Lead Assembly Obsolete - Not Available
 $2.99

Part Number:308863001

Discontinued

Discontinued
 $2.99
Discontinued
24
Muffler Assembly Obsolete - Not Available
 $48.42

Part Number:308990001

Discontinued

Discontinued
 $48.42
Discontinued
25
Fuel Tank Assembly Obsolete - Not Available
 $5.78

Part Number:308675002

Discontinued

Discontinued
 $5.78
Discontinued
26
Heat Shield
 $4.99

Part Number:638442001

In Stock

In Stock

Note: 11-28-16 (Rev:02)
 $4.99
In Stock
 $4.99
29
Washer, Flat 11/32 In.
 $3.99

Part Number:631049001

Usually ships in 7 - 12 business days

Usually ships in 7 - 12 business days

Note: 9-27-18 (Rev:02)
 $3.99
Usually ships in 7 - 12 business days
 $3.99
30
Drive Connector Obsolete - Not Available
 $3.99

Part Number:638348001

Discontinued

Discontinued
 $3.99
Discontinued
31
Truss Head Screw Obsolete - Not Available
 $4.99

Part Number:PS03999

Discontinued

Discontinued

Note: 11-28-16 (Rev:02)
 $4.99
Discontinued
35
Starter Rope
 $5.95

Part Number:900849002

In Stock

In Stock

Note: 9-17-19 (Rev:04)
 $5.95
In Stock
 $5.95
 Fig #
Trimmer Parts

Repair Guides for Homelite Mightylite String Trimmer UT-21546

How to Replace the Fuel Filters in Your Outdoor Power Equipment

This video will help you troubleshoot your fuel-line replacement repairs.

How to Replace the Drive Shaft on a String Trimmer

Learn how to properly replace the drive shaft on your string trimmer in less than 30 minutes.

Quick Fix: How to Replace the Spark Plug in a Small Engine

This video will help you replace the spark plug on a small engine which will help get your gas powered equipment up and running again.

Quick Fix: How to Clean a Spark Arrestor Screen on a Small 2-Cycle Engine

This repair video will instruct you how to repair a dirty or damaged spark arrestor on your small engine.

Questions & Answers for Homelite UT-21546

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