74121 Homelite Trimmer - Overview

Sections of the 74121

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Bearing- Needle – Part Number: 74121
Bearing- Needle
This part number matches the current model number 74121
PartSelect #: PS10007384
Manufacturer #: 74121
$25.95
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Keep searches simple, eg. "belt" or "pump".
Bearing- Ball – Part Number: UP05589
Bearing- Ball
PartSelect #: PS10052870
Manufacturer #: UP05589
$10.95
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Screw- Hex Cap – Part Number: 80295
Screw- Hex Cap
PartSelect #: PS10016062
Manufacturer #: 80295
$5.95
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Fllter-cap – Part Number: PS98913
Fllter-cap
PartSelect #: PS10050110
Manufacturer #: PS98913
$5.95
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Spring - Compression – Part Number: 95020A
Spring - Compression
PartSelect #: PS10034444
Manufacturer #: 95020A
$5.95
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25cc Cylinder Kit – Part Number: UP07145A
25cc Cylinder Kit
PartSelect #: PS10053180
Manufacturer #: UP07145A
$56.95
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Screw - Sems Hex (10-24 X 2-1/ – Part Number: 660673001
Screw - Sems Hex (10-24 X 2-1/
PartSelect #: PS9989484
Manufacturer #: 660673001
$5.95
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Screw- Hex Hd. 5/16-18 X 1 – Part Number: 80085
Screw- Hex Hd. 5/16-18 X 1
PartSelect #: PS10015685
Manufacturer #: 80085
$5.95
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Spring – Part Number: 638033001
Spring
PartSelect #: PS16389744
Manufacturer #: 638033001
$5.95
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Nut (St-175C & St-175Bc) – Part Number: UP04146
Nut (St-175C & St-175Bc)
PartSelect #: PS10052463
Manufacturer #: UP04146
$5.95
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Throttle Cable (St-485) – Part Number: 0254203
Throttle Cable (St-485)
PartSelect #: PS9867851
Manufacturer #: 0254203
$5.95
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Screw- Thread Forming 8-16 X 3/4 – Part Number: 82368
Screw- Thread Forming 8-16 X 3/4
PartSelect #: PS11898787
Manufacturer #: 82368
$5.95
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Bracket- Hanger – Part Number: A94442
Bracket- Hanger
PartSelect #: PS10042047
Manufacturer #: A94442
$13.95
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Keep searches simple. Use keywords, e.g. "leaking", "pump", "broken" or "fit".
No directions on how the line went counterclockwise or clockwise
Put the head on the line that they sent was too thick and brittle and was constantly breaking so I put the line that I have always used and it worked perfectly
Parts Used:
Trimmer Head
  • tom from LINCOLN PARK, MI
  • Difficulty Level:
    Really Easy
  • Total Repair Time:
    15 - 30 mins
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