Gas Walk-Behind Mower

Model # PB21550V Official Snapper lawn mower - series 0 & 1

Here are the diagrams and repair parts for Official Snapper PB21550V lawn mower - series 0 & 1, as well as links to manuals and error code tables, if available.

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Browse Parts for
PB21550V Walk-Behind Mowers
Battery 6-1267
#20A

Electric start diagram

Battery

Part #6-1267

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

Blade 2-6691
#14B

Cutting deck/blade/interlock diagram

Blade

Part #2-6691

Replaced by #7026691BZYP

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Manufacturer substitution
This part replaces 2-6691. Substitute parts can look different from the original.
This item is not returnable

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$27.69
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Spacer, Axle Gear 1-2543
#22

Transmission (differential) diagram

Spacer, axle gear

Part #1-2543

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

Cover, 21" Deck 1-6865
Cover, 21" deck

Part #1-6865

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

Handle, Middle (push Opening Price) 3-3406
#2A

Handles and controls diagram

Handle, middle (push opening price)

Part #3-3406

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

Hub, Driven Disc (accepts Items 26, 27 & 28)(used On Odp21400 Model) 2-4928
Hub, driven disc (accepts items 26, 27 & 28)(used on odp21400 model)

Part #2-4928

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

Latch, Height Adjusting (long) 1-9218
#3

Rear wheel brackets/latches diagram

Latch, height adjusting (long)

Part #1-9218

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

Plug (push And S.p. Opening Price) 1-6544
Plug (push and s.p. opening price)

Part #1-6544

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

Plate (2) 3-1970
#15

Transmission (differential) diagram

Plate (2)

Part #3-1970

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

Blade, 21" Quad Edge 2-6407
Blade, 21" quad edge

Part #2-6407

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

Symptoms for gas walk-behind mowers

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

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

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

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

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

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 blade

How to replace a lawn mower blade

Check your lawn mower blade regularly and replaced it if it's bent or damaged. …

Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower flywheel key on a flathead engine

How to replace a lawn mower flywheel key on a flathead engine

When you hit a hard object with your mower, the flywheel can shear to protect more expensive components. Learn how to re…

Repair difficulty
Time required
 45 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

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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

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Top questions about Sears and Sears PartsDirect

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