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Murray
Rear-Engine Riding Mower

Model # 9-30502 Official Murray riding lawn mower

Here are the diagrams and repair parts for Official Murray 9-30502 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:

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  • 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”.

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

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Model diagram and schematic

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PART LIST
Showing 10 of 455 parts  |
Lawn Tractor Brake Pad (replaces 740107, 790006A, TC-799021A)
#24

5-speed transmission peerless model no. 708c diagram

Pad

Part #790006

Replaced by #799021

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Manufacturer substitution
This part replaces 790006. Substitute parts can look different from the original.
BEST SELLER
$9.90 | 
10% OFF MSRP : $11.00
In Stock
Lawn & Garden Equipment Head Bolt (replaces 17060616, 17490616, 25X6, 53217000616, 817000616, 8170006-16, 817490616)
#17

Frame & body diagram

Bolt

Part #25X6

Replaced by #17000616

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Manufacturer substitution
This part replaces 25X6. Substitute parts can look different from the original.
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This item is not returnable
$4.19 | 
19% OFF Phone Price : $5.19
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Lawn & Garden Equipment Transmission Dowel Pin
#26

5-speed transmission peerless model no. 708c diagram

Pin

Part #786026

Replaced by #786026B

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Manufacturer substitution
This part replaces 786026. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$4.60 | 
18% OFF Phone Price : $5.60
In Stock
Lawn Tractor Blade Drive Belt (replaces 037X57MA)
#1

Mower housing bottom half diagram

Belt

Part #37X57

Replaced by #37X57MA

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Manufacturer substitution
This part replaces 37X57. Substitute parts can look different from the original.
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$36.81 | 
22% OFF MSRP : $47.00
In Stock
Lawn & Garden Equipment Engine Fuel Line Clamp
#54

Frame & body diagram

Clamp

Part #91174

Replaced by #791850

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Manufacturer substitution
This part replaces 91174. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$4.74 | 
17% OFF Phone Price : $5.74
In Stock
Lawn Tractor Bracket
#46

5-speed transmission peerless model no. 708c diagram

Lawn tractor bracket

Part #786086

This item is not returnable
$6.79 | 
13% OFF Phone Price : $7.79
In Stock
Lawn & Garden Equipment Washer
#29

5-speed transmission peerless model no. 708c diagram

Race

Part #780072

Replaced by #780072

?
Manufacturer substitution
This part replaces 780072. Substitute parts can look different from the original.
This item is not returnable
$2.49 | 
43% OFF MSRP : $4.40
In Stock
Lawn Tractor Ground Drive Idler Pulley
Idler pulley

Part #91178

Replaced by #420613MA

?
Manufacturer substitution
This part replaces 91178. Substitute parts can look different from the original.
This item is not returnable
$23.49 | 
18% OFF Phone Price : $28.49
In Stock
Lawn & Garden Equipment Washer
#39

Steering diagram

Washer

Part #17X161

Replaced by #703590

?
Manufacturer substitution
This part replaces 17X161. Substitute parts can look different from the original.
This item is not returnable
$5.99 | 
14% OFF Phone Price : $6.99
In Stock
Bolt
Bolt

Part #STD533107

The manufacturer no longer makes this part, and there's no substitute part

Symptoms common to all riding mowers & tractors

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

View all
April 19, 2023

How do I fix a flat tire on my riding mower?

By Lyle Weischwill

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

Read more
April 19, 2023

Why does my riding mower run rough or misfire?

By Lyle Weischwill

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

Read more
April 19, 2023

Why won't my riding mower move?

By Lyle Weischwill

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

Read more
April 19, 2023

Why is the steering loose on my riding mower?

By Lyle Weischwill

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

Read more
April 19, 2023

Why is my riding mower leaking oil or gas?

By Lyle Weischwill

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

Read more
April 19, 2023

Why does my riding mower creep in neutral?

By Lyle Weischwill

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

Read more
April 19, 2023

Why won't my riding mower cut grass?

By Lyle Weischwill

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

Read more
April 19, 2023

Why does my riding mower deck vibrate?

By Lyle Weischwill

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

Read more
April 19, 2023

How do I charge a dead battery on my riding mower?

By Lyle Weischwill

Main causes: faulty battery, bad alternator…

Read more

Repair guides common to all riding mowers & tractors

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

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How to replace a riding lawn mower rear tire
January 01, 2015
By Lyle Weischwill

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.…

Read more
Repair difficulty
Time required
 60 minutes or less
How to replace a riding lawn mower blade
January 01, 2015
By Lyle Weischwill

How to replace a riding lawn mower blade

If a blade on your mower is dull or bent, replace it following the steps in this repair guide.…

Read more
Repair difficulty
Time required
 30 minutes or less
How to replace a riding lawn mower fuel filter
January 01, 2015
By Lyle Weischwill

How to replace a riding lawn mower fuel filter

Help your mower run better by replacing the fuel filter during your riding mower's annual tune-up.…

Read more
Repair difficulty
Time required
 15 minutes or less

Articles and videos common to all 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.

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How to remove a lawn mower blade using a removal tool
August 06, 2020
By Lyle Weischwill

How to remove a lawn mower blade using a removal tool

Learn how a blade removal tool makes replacing the blade easier and safer…

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Charging a battery in a riding lawn mower video
March 01, 2016
By Lyle Weischwill

Charging a battery in a riding lawn mower video

Learn how to use a battery charger if your mower battery is dead.…

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Riding mower and tractor common questions
June 01, 2013
By Lyle Weischwill

Riding mower and tractor common questions

You might find the answers to your questions about your riding mower or lawn tractor in this list of frequently asked qu…

Read more

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