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Gas Line Trimmer

Model # 536773400 Official Craftsman 4-hp high wheel line trimmer

Here are the diagrams and repair parts for Official Craftsman 536773400 4-hp high wheel line trimmer, as well as links to manuals and error code tables, if available.

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Browse Parts for536773400 Line Trimmers

  • Nut, 1/4-20 710203
    Nut, 1/4-20

    Part #710203

    Replaced by #703232

    ?
    Manufacturer substitution
    This part replaces 710203. Substitute parts can look different from the original.
    This item is not returnable
    $6.44
    13% OFF Phone Price : $7.44
    In Stock
  • Lock Nut 15X85
    #17

    Engine diagram

    Lock nut

    Part #15X85

    Replaced by #703333

    ?
    Manufacturer substitution
    This part replaces 15X85. Substitute parts can look different from the original.
    This item is not returnable
    $8.09
    11% OFF Phone Price : $9.09
    In Stock
  • Housing Assembly 92574
    #20

    Frame diagram

    Housing assembly

    Part #92574

    Replaced by #492574MA

    ?
    Manufacturer substitution
    This part replaces 92574. Substitute parts can look different from the original.
    $59.33
    9% OFF Phone Price : $65.33
    In Stock
  • Drive Cable 740283
    #10

    Engine diagram

    Drive cable

    Part #740283

    Replaced by #740283MA

    ?
    Manufacturer substitution
    This part replaces 740283. Substitute parts can look different from the original.
    $51.09
    11% OFF Phone Price : $57.09
    In Stock
  • Jackshaft Spacer 740292
    #4

    Frame diagram

    Jackshaft spacer

    Part #740292

    Replaced by #740292MA

    ?
    Manufacturer substitution
    This part replaces 740292. Substitute parts can look different from the original.
    In Stock
  • Screw, 3/8 - 711978
    #2

    Frame diagram

    Screw, 3/8 -

    Part #711978

    Replaced by #25X11MA

    ?
    Manufacturer substitution
    This part replaces 711978. Substitute parts can look different from the original.
    In Stock
  • Flat Washer 710083
    #11

    Frame diagram

    Flat washer

    Part #710083

    Replaced by #710083MA

    ?
    Manufacturer substitution
    This part replaces 710083. Substitute parts can look different from the original.
    In Stock
  • Washer,.343i 783000
    #13

    Engine diagram

    Washer,.343i

    Part #783000

    Replaced by #783000MA

    ?
    Manufacturer substitution
    This part replaces 783000. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
  • Split Washer 712147
    #15

    Frame diagram

    Split washer

    Part #712147

    Replaced by #018X31MA

    ?
    Manufacturer substitution
    This part replaces 712147. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
  • Screw,3/8-24 712146
    #16

    Frame diagram

    Screw,3/8-24

    Part #712146

    Replaced by #1X20MA

    ?
    Manufacturer substitution
    This part replaces 712146. Substitute parts can look different from the original.
    In Stock

Symptoms for gas 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 difficulty
Time required
 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 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

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…

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