Gas Walk-Behind Mower

Model # 20615X8A Official Murray rotary lawn mower

Here are the diagrams and repair parts for Official Murray 20615X8A rotary lawn mower, as well as links to manuals and error code tables, if available.

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Browse Parts for
20615X8A Walk-Behind Mowers
Nut 15X116
#5

Handle diagram

Nut

Part #15X116

Replaced by #703232

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Manufacturer substitution
This part replaces 15X116. Substitute parts can look different from the original.
This item is not returnable
$6.44
13% OFF Phone Price : $7.44
In Stock
20" Blade 671921E701
#48

Engine/housing/wheels/tires diagram

20" blade

Part #671921E701

Replaced by #672763E701MA

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Manufacturer substitution
This part replaces 671921E701. Substitute parts can look different from the original.

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In Stock
Washer .51-1 17X120
#43

Engine/housing/wheels/tires diagram

Washer .51-1

Part #17X120

Replaced by #703128

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Manufacturer substitution
This part replaces 17X120. Substitute parts can look different from the original.
This item is not returnable
In Stock
Wing Nut 71294
#13

Handle diagram

Wing nut

Part #71294

Replaced by #1501260MA

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Manufacturer substitution
This part replaces 71294. Substitute parts can look different from the original.
$10.93
15% OFF Phone Price : $12.93
In Stock
Hgt Adj 20rd 672603
#27

Engine/housing/wheels/tires diagram

Hgt adj 20rd

Part #672603

Replaced by #672603MA

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Manufacturer substitution
This part replaces 672603. Substitute parts can look different from the original.
In Stock
Washer .34-1 17X146
#55

Engine/housing/wheels/tires diagram

Washer .34-1

Part #17X146

Replaced by #1933468SM

?
Manufacturer substitution
This part replaces 17X146. Substitute parts can look different from the original.
In Stock
Belt-20rb Ke 37X99
#28

Engine/housing/wheels/tires diagram

Belt-20rb ke

Part #37X99

Replaced by #37X84MA

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Manufacturer substitution
This part replaces 37X99. Substitute parts can look different from the original.
In Stock
Control Cable 672551
#6

Handle diagram

Control cable

Part #672551

Replaced by #672551MA

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Manufacturer substitution
This part replaces 672551. Substitute parts can look different from the original.
In Stock
Lawn Tractor Hex Flange Nut 015X84
#41

Engine/housing/wheels/tires diagram

Lawn tractor hex flange nut

Part #015X84

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

Axle Frt Dr 671931
#33

Engine/housing/wheels/tires diagram

Axle frt dr

Part #671931

Replaced by #671931MA

?
Manufacturer substitution
This part replaces 671931. Substitute parts can look different from the original.
In Stock

Symptoms for gas walk-behind mowers

Choose a symptom to see related walk-behind mower repairs.

Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel…

Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key…

Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent…

Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up…

Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba…

Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade…

Repair guides for gas walk-behind mowers

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

How to replace a lawn mower spark plug

How to replace a lawn mower spark plug

Take a few minutes to replace the spark plug during your lawn mower's annual tune-up or if the spark plug is burnt or cr…

Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower drive cable

How to replace a lawn mower drive cable

The drive cable engages the transmission to spin the drive wheels and move the mower across the grass. Replace the drive…

Repair difficulty
Time required
 60 minutes or less
How to replace a lawn mower starter rope

How to replace a lawn mower starter rope

These step-by-step instructions show how to replace a broken starter pull rope on a walk-behind lawn mower.…

Repair difficulty
Time required
 30 minutes or less

Effective articles & videos to help repair your walk-behind mowers

Use the advice and tips in these articles and videos to get the most out of your walk-behind lawn mower.

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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.…

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Learn about Sears Technical Institute and the advanced technical content being developed for aspiring appliance techs.…

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Top questions about Sears and Sears PartsDirect

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