Husqvarna
Rear-Engine Riding Mower

Model # 289820 Official Husqvarna zero-turn riding lawn mower

Here are the diagrams and repair parts for Official Husqvarna 289820 zero-turn riding lawn mower, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

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

Search
ALL PARTS
Showing 10 of 308 parts  |

Hood Latch 539108088
#9

Accessories diagram

Hood latch

Part #539108088

Replaced by #532109808

?
Manufacturer substitution
This part replaces 539108088. Substitute parts can look different from the original.
BEST SELLER
$7.98
11% OFF Phone Price : $8.98
In Stock
Lawn Tractor Pto Switch 532174652
#8

Ignition diagram

Lawn tractor pto switch

Part #532174652

Replaced by #582107601

?
Manufacturer substitution
This part replaces 532174652. Substitute parts can look different from the original.
BEST SELLER
$30.76
16% OFF Phone Price : $36.76
In Stock
Lawn Tractor Shoulder Bolt 532193406
#31

Mower deck / cutting deck diagram

Lawn tractor shoulder bolt

Part #532193406

Replaced by #596434404

?
Manufacturer substitution
This part replaces 532193406. Substitute parts can look different from the original.
BEST SELLER
$6.64
13% OFF Phone Price : $7.64
In Stock
Ignition.swi 539107541
#7

Ignition diagram

Ignition.swi

Part #539107541

Replaced by #175566

?
Manufacturer substitution
This part replaces 539107541. Substitute parts can look different from the original.
BEST SELLER
$28.43
17% OFF Phone Price : $34.43
In Stock
Hinge Rod 539110462
#13

Mower deck / cutting deck diagram

Hinge rod

Part #539110462

Replaced by #595297001

?
Manufacturer substitution
This part replaces 539110462. Substitute parts can look different from the original.
BEST SELLER
$7.05
12% OFF Phone Price : $8.05
In Stock
Nut.9/16.top 539107590
#40

Mower deck / cutting deck diagram

Nut.9/16.top

Part #539107590

Replaced by #596134801

?
Manufacturer substitution
This part replaces 539107590. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$5.31
16% OFF Phone Price : $6.31
In Stock
Nut.#10-24.w 539108089
#21

Accessories diagram

Nut.#10-24.w

Part #539108089

Replaced by #596987401

?
Manufacturer substitution
This part replaces 539108089. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$3.98
20% OFF Phone Price : $4.98
In Stock
Lawn Tractor Screw 539976952
Lawn tractor screw

Part #539976952

Replaced by #596039001

?
Manufacturer substitution
This part replaces 539976952. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$3.98
20% OFF Phone Price : $4.98
In Stock
Lawn Tractor Washer 539990118
#27

Hydraulic pump - motor diagram

Lawn tractor washer

Part #539990118

Replaced by #596238701

?
Manufacturer substitution
This part replaces 539990118. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$5.31
16% OFF Phone Price : $6.31
In Stock
Socket Screw 532192334
#26

Engine plate diagram

Socket screw

Part #532192334

Replaced by #596134201

?
Manufacturer substitution
This part replaces 532192334. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$3.98
20% OFF Phone Price : $4.98
In Stock

Most common symptoms to help you fix your riding mowers & tractors

Choose a symptom to see related riding mower and lawn tractor repairs.

Main causes: faulty battery, bad alternator...

Main causes: damaged cutting blade, worn deck pulley, damaged mandrel pulley, loose fasteners on mower deck components...

Main causes: damaged tie rods, bent or worn wheel spindle, worn front axle, damaged sector gear assembly...

Main causes: worn or broken blade belt, broken belt idler pulley, blade clutch cable failure, bad PTO switch, damaged ma...

Main causes: punctured tire or inner tube, leaky valve stem, damaged wheel rim...

Main causes: engine overfilled with oil, leaky head gasket or sump gasket, damaged carburetor seals, cracked fuel pump, ...

Main causes: clogged carburetor, damaged flywheel key, dirty spark plug, stale fuel, improper valve lash, engine needs a...

Main causes: shift lever needs adjustment, neutral control needs adjustment...

Main causes: worn or broken ground drive belt, bad seat switch, transaxle freewheel control engaged, transaxle failure, ...

Most common repair guides to help fix your riding mowers & tractors

These step-by-step repair guides will help you safely fix what’s broken on your riding mower or lawn tractor.

How to replace the starter motor on a riding lawn mower

How to replace the starter motor on a riding lawn mower

If you hear the solenoid click but don’t hear the starter motor spin when you turn the key, follow these steps to replac...

Repair difficulty
Time required
30 minutes or less
How to rebuild a riding lawn mower carburetor

How to rebuild a riding lawn mower carburetor

Get your sputtering carburetor running smoothly in 60 minutes....

Repair difficulty
Time required
60 minutes or less
How to replace a riding lawn mower rear tire

How to replace a riding lawn mower rear tire

Your mower can’t run on a damaged rear tire. Here’s how to install a new one....

Repair difficulty
Time required
60 minutes or less

Effective articles & videos to help repair your riding mowers & tractors

Use the advice and tips in these articles and videos to get the most out of your riding mower or lawn tractor.

How to enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier....

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....

Riding lawn mower engine clicks but doesn't turn over video

Riding lawn mower engine clicks but doesn't turn over video

Check the starter solenoid, starter motor, wiring, battery and engine....