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Snapper R21400 lawn mower - series 0 & 1

Snapper R21400 lawn mower - series 0 & 1 Parts

Here are the diagrams and repair parts for Snapper R21400 lawn mower - series 0 & 1, as well as links to manuals and error code tables, if available.

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Browse Parts for R21400 Walk-Behind Mowers

  • Blade for Snapper R21400 - Part 7019795BZYP

    Cutting deck/blade/interlock diagram

    Snapper Lawn Mower Blade

    Part #7019795

    Replaced by #7019795BZYP

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    Manufacturer substitution
    This part replaces 7019795. Substitute parts can look different from the original.
    In Stock
    $64.58
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  • Wheel,steel for Snapper R21400 - Part 7014604YP

    Rear wheels diagram

    Snapper Wheel

    Part #7019421

    Replaced by #7014604YP

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    Manufacturer substitution
    This part replaces 7019421. Substitute parts can look different from the original.
    In Stock
    $111.10
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  • Bolt for Snapper R21400 - Part 703978

    Snapper Rhssnb, 1/4c

    Part #7091604

    Replaced by #703978

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    Manufacturer substitution
    This part replaces 7091604. Substitute parts can look different from the original.
    In Stock
    $30.44
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  • Stud, for Snapper R21400 - Part 703836

    Drive system self-propelled diagram

    Snapper Idler Stud

    Part #7012111

    Replaced by #703836

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    Manufacturer substitution
    This part replaces 7012111. Substitute parts can look different from the original.
    In Stock
    $36.85
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  • Decal-danger for Snapper R21400 - Part 7013010SM

    Decals (part 1) diagram

    Snapper Decal

    Part #7013010

    Replaced by #7013010SM

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    Manufacturer substitution
    This part replaces 7013010. Substitute parts can look different from the original.
    In Stock
    $38.76
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  • Bushing, for Snapper R21400 - Part 7013320YP

    Cutting deck/blade/interlock diagram

    Snapper Bushing

    Part #7013320

    Replaced by #7013320YP

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    Manufacturer substitution
    This part replaces 7013320. Substitute parts can look different from the original.
    In Stock
    $45.51
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  • Screw, for Snapper R21400 - Part 704061

    Drive system self-propelled diagram

    Snapper Hwst, #10f X

    Part #7090981

    Replaced by #704061

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    Manufacturer substitution
    This part replaces 7090981. Substitute parts can look different from the original.
    In Stock
    $30.21
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  • Hub/drvn for Snapper R21400 - Part 7061276YP

    Drive system self-propelled diagram

    Snapper Drive Hub

    Part #7061276

    Replaced by #7061276YP

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    Manufacturer substitution
    This part replaces 7061276. Substitute parts can look different from the original.
    In Stock
    $147.24
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  • Gear,diff.pi for Snapper R21400 - Part 7021115YP

    Transmission (differential) diagram

    Snapper Gear

    Part #7021115

    Replaced by #7021115YP

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    Manufacturer substitution
    This part replaces 7021115. Substitute parts can look different from the original.
    In Stock
    $31.17
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  • Input Gear for Snapper R21400 - Part 7050767YP

    Transmission (differential) diagram

    Snapper Input Gear A

    Part #7050767

    Replaced by #7050767YP

    Info Icon
    Manufacturer substitution
    This part replaces 7050767. Substitute parts can look different from the original.
    In Stock
    $104.58
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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…

Read more

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…

Read more

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…

Read more

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…

Read more

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…

Read more
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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