Gas Walk-Behind Mower

Model # PO475N21RA Official Poulan rotary lawn mower

Here are the diagrams and repair parts for Official Poulan PO475N21RA rotary lawn mower, as well as links to manuals and error code tables, if available.

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PO475N21RA Walk-Behind Mowers
Lock Nut 83923
#39

Handle/engine/housing/wheels diagram

Lock nut

Part #83923

Replaced by #532409149

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Manufacturer substitution
This part replaces 83923. Substitute parts can look different from the original.
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$5.93
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Handle Bolt 131959
#6

Handle/engine/housing/wheels diagram

Handle bolt

Part #131959

Replaced by #532191574

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Manufacturer substitution
This part replaces 131959. Substitute parts can look different from the original.
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$8.64
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Gbag.2212513 188965
#67

Handle/engine/housing/wheels diagram

Gbag.2212513

Part #188965

Replaced by #532410666

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Manufacturer substitution
This part replaces 188965. Substitute parts can look different from the original.
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$59.98
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Lawn Mower 21-in Deck 3-in-1 Blade (replaces 532189028, 5321890-28) 189028
#56

Handle/engine/housing/wheels diagram

Lawn mower 21-in deck 3-in-1 blade (replaces 532189028, 5321890-28)

Part #189028

Replaced by #532189028

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Manufacturer substitution
This part replaces 189028. Substitute parts can look different from the original.

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American Yard Products Lawn Mower Anti-fold Bracket 186079
#4

Handle/engine/housing/wheels diagram

American yard products lawn mower anti-fold bracket

Part #186079

Replaced by #586122501

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Manufacturer substitution
This part replaces 186079. Substitute parts can look different from the original.
This item is not returnable
$15.99
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Walk-behind Lawn Mower Selector Knob 87877
#33

Handle/engine/housing/wheels diagram

Walk-behind lawn mower selector knob

Part #87877

Replaced by #532087877

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Manufacturer substitution
This part replaces 87877. Substitute parts can look different from the original.
This item is not returnable
$5.76
15% OFF Phone Price : $6.76
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Wing Nut 128638
#14

Handle/engine/housing/wheels diagram

Wing nut

Part #128638

Replaced by #532128638

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Manufacturer substitution
This part replaces 128638. Substitute parts can look different from the original.
This item is not returnable
In Stock
Hairpin 51793
#15

Handle/engine/housing/wheels diagram

Hairpin

Part #51793

Replaced by #532051793

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Manufacturer substitution
This part replaces 51793. Substitute parts can look different from the original.
This item is not returnable
$8.64
10% OFF Phone Price : $9.64
In Stock
Lawn & Garden Equipment Bolt (replaces 532150406, 532850998, 850998) 150406
#45

Handle/engine/housing/wheels diagram

Lawn & garden equipment bolt (replaces 532150406, 532850998, 850998)

Part #150406

Replaced by #532150406

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Manufacturer substitution
This part replaces 150406. Substitute parts can look different from the original.
In Stock
Control Cable 156577
#11

Handle/engine/housing/wheels diagram

Control cable

Part #156577

Replaced by #532168552

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Manufacturer substitution
This part replaces 156577. 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.

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.…

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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