Get free shipping on your order, with any water filter subscription. Find my filter

Open Hamburger Menu
Sears Parts Direct
Please enter one or more characters
Scan Icon
Tips to find your model number
Water filters
Water filter finder tool
DIY help
Featured products
Top brands
View all parts by brand
Top products and services
Products by brand
Orders
Customer Service
Schedule a repair
Troybilt 644A tiller

Troybilt 644A tiller Parts

Here are the diagrams and repair parts for Troybilt 644A tiller, as well as links to manuals and error code tables, if available.

By Schematic
By Part
SELECT DIAGRAM
?

This is the number corresponding to the part on the diagram / schematic

Browse Parts for 644A Tillers

  • Tiller Worm Gear for Troybilt 644A - Part 917-04381

    Wheel shaft/tiller shaft diagram

    Worm Gear

    Part #1916542

    Replaced by #917-04381

    Info Icon
    Manufacturer substitution
    This part replaces 1916542. Substitute parts can look different from the original.
    In Stock
    $177.00
    6% OFF Phone Price : $189.00Info Icon
    Minus Item
    Qty
    Plus Item
  • Ace Idler Pulley for Troybilt 644A - Part 756-04169

    Belt cover/belts/engine bracket diagram

    Reverse Pulley

    Part #1916535

    Replaced by #756-04169

    Info Icon
    Manufacturer substitution
    This part replaces 1916535. Substitute parts can look different from the original.
    In Stock
    $36.24
    Minus Item
    Qty
    Plus Item
  • Shld Asm for Troybilt 644A - Part 686-04076A-0638

    Tine hood/transmission diagram

    Hood Assembly

    Part #686-04043

    Replaced by #686-04076A-0638

    Info Icon
    Manufacturer substitution
    This part replaces 686-04043. Substitute parts can look different from the original.
    In Stock
    $114.88
    Minus Item
    Qty
    Plus Item
  • Tiller Worm Shaft Oil Seal for Troybilt 644A - Part 921-04030

    Transmission cover diagram

    Oil Seal

    Part #721-04030

    Replaced by #921-04030

    Info Icon
    Manufacturer substitution
    This part replaces 721-04030. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $18.84
    10% OFF Phone Price : $20.84Info Icon
    Minus Item
    Qty
    Plus Item
  • Shim - Front Bearing Cap, .010" Thick for Troybilt 644A - Part 736-04308

    Drive shaft diagram

    Shim

    Part #GW-1224-1

    Replaced by #736-04308

    Info Icon
    Manufacturer substitution
    This part replaces GW-1224-1. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $8.09
    Minus Item
    Qty
    Plus Item
  • Tiller Bolo Tine, Left for Troybilt 644A - Part 742-04227-0637

    Wheel/tire assembly diagram

    Bolo Tine

    Part #GW-50049-02

    Replaced by #742-04227-0637

    Info Icon
    Manufacturer substitution
    This part replaces GW-50049-02. Substitute parts can look different from the original.
    In Stock
    $27.45
    18% OFF Phone Price : $33.45Info Icon
    Minus Item
    Qty
    Plus Item
  • Tiller Shaft for Troybilt 644A - Part 911-04078

    Wheel shaft/tiller shaft diagram

    Tiller Shaft

    Part #711-04078

    Replaced by #911-04078

    Info Icon
    Manufacturer substitution
    This part replaces 711-04078. Substitute parts can look different from the original.
    In Stock
    $220.68
    Minus Item
    Qty
    Plus Item
  • Tiller Flat Washer for Troybilt 644A - Part 736-04307

    Drive shaft diagram

    Shim

    Part #GW-1224-2

    Replaced by #736-04307

    Info Icon
    Manufacturer substitution
    This part replaces GW-1224-2. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $8.09
    Minus Item
    Qty
    Plus Item
  • Lawn & Garden Equipment Washer for Troybilt 644A - Part 736-04257

    Wheel shaft/tiller shaft diagram

    Shim

    Part #GW-1166-5

    Replaced by #736-04257

    Info Icon
    Manufacturer substitution
    This part replaces GW-1166-5. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $7.29
    Minus Item
    Qty
    Plus Item
  • Wash:belvl for Troybilt 644A - Part 736-04193

    Belt cover/belts/engine bracket diagram

    Belleville Washer

    Part #GW-9944

    Replaced by #736-04193

    Info Icon
    Manufacturer substitution
    This part replaces GW-9944. Substitute parts can look different from the original.
    In Stock
    $12.46
    Minus Item
    Qty
    Plus Item

Most common symptoms to help you fix your tillers

Choose a symptom to see related tiller repairs.

View all

Why does my tiller's engine leak oil or gas?

Main causes: leaky engine head gasket, damaged sump gasket, damaged oil drain plug seal, loose or cracked fuel line, lea…

Read more

Why does my tiller's engine run roughly or misfire?

Main causes: dirty carburetor, engine needs tune up, stale gas…

Read more

Why won't my tiller's engine start?

Main causes: carburetor failure, bad gasoline, dirty spark plug, broken recoil starter…

Read more

Why do my tiller's wheels turn but the tines don't?

Main causes: broken shaft clevis pins, transmission failure…

Read more

Why does my tiller turn the soil poorly?

Main causes: damaged tines, broken clevis pins, worn drive belt, faulty transmission, clutch cable problems, improper de…

Read more

Why do my tiller's tines turn but the wheels don't?

Main causes: clutch cable problems, faulty transmission…

Read more

Why won't my tillers wheels or tines turn?

Main causes: worn or broken drive belts, bad transmission, clutch cable problems…

Read more

Most common repair guides to help fix your tillers

These step-by-step repair guides will help you safely fix what’s broken on your tiller.

View all
How to replace a tiller recoil starter

How to replace a tiller recoil starter

The recoil starter spins the engine when you pull the starter rope, and the rope retracts when released. If the recoil s…

Read more

Repair time and Difficulty

 15 minutes or less

Effective articles & videos to help repair your tillers

Use the advice and tips in these articles and videos to get the most out of your tiller.

View all
Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

Read more
Find the right carburetor assembly for a Craftsman snowblower, tiller or log splitter

Find the right carburetor assembly for a Craftsman snowblower, tiller or log splitter

This chart will help you find the right carburetor for your Craftsman snowblower, tiller or log splitter.…

Read more
Tiller common questions

Tiller common questions

These frequently asked questions might help you figure out what's wrong with your garden tiller.…

Read more

Parts & More

Dishwasher
Shop Model #66514043K015 Kenmore Elite undercounter dishwasher
Dryer
Shop Model #GTDP180GD0WW GE gas dryer
Electric Range
Shop Model #WFE515S0EB0 Whirlpool electric range
Electric Wall Oven
Shop Model #WW27430P Jenn-Air electric wall oven
Gas Pressure Washer
Shop Model #580752501 Craftsman pressure washer
Gas Range
Shop Model #MGRH752CDS Maytag gas freestanding range
Parts
Washer 0230025Drill Chuck Screw 616478-003TORSION SP 5140134-33Tlf3713d TLF3503Coin Chute 21-16-008-300Washer Agitator WP8578210Reciprocating Saw Sliding Rod 3000330Range Hood Light Socket Ceramic Base WB02X10400Cerama Bryte Burner Grate Cleaning Kit WX10X10021Band Saw Blade 1-JL22020001AVoltmeter 302-1985FIXTURE HNDL 30120-0034100-00
Table Saw
Craftsman 113221060 table saw parts
Washer
Shop Model #MAV5000AWW Maytag washer