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Model # PR55Y21CHC Official Poulan rotary lawn mower
Here are the diagrams and repair parts for Official Poulan PR55Y21CHC rotary lawn mower, as well as links to manuals and error code tables, if available.
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PR55Y21CHC Walk-Behind Mowers
#47
Engine/housing/handle diagram
Belt, 21-in
Part #175064
Replaced by #532406712
?
Manufacturer substitution
This part replaces 175064. Substitute parts can look different from the original.
Get free shipping with Automatic Reorder
$23.98 |
20% OFF Phone Price : $29.98
In Stock
#14
Wheels/tires/bag diagram
Dust cover
Part #180504
Replaced by #581840401
?
Manufacturer substitution
This part replaces 180504. Substitute parts can look different from the original.
$8.64 |
10% OFF Phone Price : $9.64
In Stock
#5
Engine/housing/handle diagram
Handle bolt
Part #131959
Replaced by #532191574
?
Manufacturer substitution
This part replaces 131959. Substitute parts can look different from the original.
$8.64 |
10% OFF Phone Price : $9.64
In Stock
#33
Engine/housing/handle diagram
Lock nut
Part #73800500
Replaced by #596040501
?
Manufacturer substitution
This part replaces 73800500. Substitute parts can look different from the original.
This item is not returnable
$5.54
In Stock
#1
Wheels/tires/bag diagram
Drive control
Part #184587
Replaced by #532184588
?
Manufacturer substitution
This part replaces 184587. Substitute parts can look different from the original.
$54.15 |
10% OFF Phone Price : $60.15
In Stock
Lawn & garden equipment lock nut
Part #73800400
Replaced by #582478602
?
Manufacturer substitution
This part replaces 73800400. Substitute parts can look different from the original.
This item is not returnable
$2.87 |
26% OFF Phone Price : $3.87
In Stock
Nut
Part #132004
Replaced by #582478602
?
Manufacturer substitution
This part replaces 132004. Substitute parts can look different from the original.
This item is not returnable
$2.87 |
26% OFF Phone Price : $3.87
In Stock
#21
Engine/housing/handle diagram
Lawn & garden equipment hinge screw
Part #88652
Replaced by #532088652
?
Manufacturer substitution
This part replaces 88652. Substitute parts can look different from the original.
This item is not returnable
$4.31 |
19% OFF Was : $5.31
In Stock
#11
Wheels/tires/bag diagram
Lawn mower wheel assembly
Part #180767
Replaced by #532180775
?
Manufacturer substitution
This part replaces 180767. Substitute parts can look different from the original.
$47.64
In Stock
#48
Engine/housing/handle diagram
Lawn & garden equipment washer (replaces 532851074, 5328510-74)
Part #851074
Replaced by #532851074
?
Manufacturer substitution
This part replaces 851074. Substitute parts can look different from the original.
This item is not returnable
$7.40
In Stock
Symptoms for gas walk-behind mowers
Choose a symptom to see related walk-behind mower repairs.
Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up…
Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade…
Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key…
Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel…
Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba…
Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent…
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 rebuild a lawn mower carburetor
The carburetor mixes air with fuel to drive the piston. Rebuild the carburetor if it's clogged or leaks.…
Repair difficulty
Time required
60 minutes or less

How to replace a lawn mower recoil starter on an OHV engine
Replace the recoil starter if it doesn't move when you pull the starter rope.…
Repair difficulty
Time required
15 minutes or less

How to replace a lawn mower wheel
Learn how replace a damaged wheel on a walk-behind lawn mower—it's a quick, easy fix.…
Repair difficulty
Time required
15 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.

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

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

Learn about the different kinds of mower blades and how to maintain them.…