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Snapper RP21400 lawn mower - series 0 & 1

Snapper RP21400 lawn mower - series 0 & 1 Parts

Here are the diagrams and repair parts for Snapper RP21400 lawn mower - series 0 & 1, as well as links to manuals and error code tables, if available.

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Browse Parts for RP21400 Walk-Behind Mowers

  • Plug,whl for Snapper RP21400 - Part 7017829YP

    Snapper Plug Wheel

    Part #7017829

    Replaced by #7017829YP

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    Manufacturer substitution
    This part replaces 7017829. Substitute parts can look different from the original.
    In Stock
    $30.44
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  • Gasket, for Snapper RP21400 - Part 7011774YP

    Transmission (differential) diagram

    Snapper Gasket, V21

    Part #7011774

    Replaced by #7011774YP

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    Manufacturer substitution
    This part replaces 7011774. Substitute parts can look different from the original.
    In Stock
    $41.85
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  • Cover for Snapper RP21400 - Part 7029149YP

    Snapper Cover

    Part #7029149

    Replaced by #7029149YP

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    Manufacturer substitution
    This part replaces 7029149. Substitute parts can look different from the original.
    In Stock
    $50.89
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  • Sprng,cltch for Snapper RP21400 - Part 7012122YP

    Snapper Spring

    Part #7012122

    Replaced by #7012122YP

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    This part replaces 7012122. Substitute parts can look different from the original.
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    $39.18
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  • Short Axle for Snapper RP21400 - Part 7050830YP

    Transmission (differential) diagram

    Snapper Short Axle A

    Part #7050830

    Replaced by #7050830YP

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    This part replaces 7050830. Substitute parts can look different from the original.
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    $123.36
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  • Chsnb 5/16c for Snapper RP21400 - Part 7091740SM

    Snapper Chsnb, 5/16c

    Part #7091740

    Replaced by #7091740SM

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    This part replaces 7091740. Substitute parts can look different from the original.
    This item is not returnable
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    $6.63
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  • Wheel for Snapper RP21400 - Part 7012603YP

    Rear wheels diagram

    Snapper Wheel

    Part #7019420

    Replaced by #7012603YP

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    Manufacturer substitution
    This part replaces 7019420. Substitute parts can look different from the original.
    In Stock
    $111.10
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  • Pulley for Snapper RP21400 - Part 7019383YP

    Drive system self-propelled diagram

    Snapper Pulley

    Part #7024516

    Replaced by #7019383YP

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    Manufacturer substitution
    This part replaces 7024516. Substitute parts can look different from the original.
    In Stock
    $119.22
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  • Housing Asm for Snapper RP21400 - Part 7053939YP

    Transmission (differential) diagram

    Snapper Housing Assembly

    Part #7053939

    Replaced by #7053939YP

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    Manufacturer substitution
    This part replaces 7053939. Substitute parts can look different from the original.
    In Stock
    $113.52
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  • Briggs & Statton Rod Upper for Snapper RP21400 - Part 7029189YP

    Handle/controls (1996) diagram

    Snapper Rod

    Part #7029189

    Replaced by #7029189YP

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    Manufacturer substitution
    This part replaces 7029189. Substitute parts can look different from the original.
    In Stock
    $139.22
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Most common symptoms to help you fix your walk-behind mowers

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

View all

Why does my lawn mower vibrate a lot?

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

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Why does my lawn mower stall?

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

Read more

Why won't my lawn mower move?

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

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Why won't my lawn mower start?

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

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Why does my lawn mower run rough?

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

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Why does my lawn mower cut unevenly?

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

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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.

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How to replace a lawn mower front deck tray

How to replace a lawn mower front deck tray

Learn how to replace the front deck tray on your lawn mower if it's cracked or damaged.…

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Repair time and Difficulty

 60 minutes or less
How to replace a lawn mower transmission

How to replace a lawn mower transmission

Learn how to replace the transmission on your lawn mower if it's locked up or won't drive the wheels.…

Read more

Repair time and Difficulty

 60 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…

Read more

Repair time and Difficulty

 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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The best time of day to mow grass (and when you should absolutely not)

The best time of day to mow grass (and when you should absolutely not)

Wondering when to mow your lawn for the best results? Timing matters more than you might think. Discover the best time o…

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Top 10 electric lawn and garden tools

Top 10 electric lawn and garden tools

Learn about the top 10 must-have electric lawn & garden tools for 2023…

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Types of walk-behind mower blades video

Types of walk-behind mower blades video

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

Read more

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