Get free shipping on your order, with any water filter subscription. Find my filter

Open Hamburger Menu
Sears Parts Direct
Tips to find your model number
McClane 21-4-BS-SP walk-behind rotary mower

McClane 21-4-BS-SP walk-behind rotary mower Parts

Here are the diagrams and repair parts for McClane 21-4-BS-SP walk-behind rotary mower, as well as links to manuals and error code tables, if available.

By Schematic
By Part
SELECT DIAGRAM
?

This is the number corresponding to the part on the diagram / schematic

Browse Parts for 21-4-BS-SP Walk-Behind Mowers

  • Shift Lever for McClane 21-4-BS-SP - Part 7121

    #88

    All parts diagram

    Shift Lever

    Part #7121

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

  • Bolt for McClane 21-4-BS-SP - Part 7047

    #46

    All parts diagram

    Bolt

    Part #7047

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

  • Blade for McClane 21-4-BS-SP - Part 7008

    #10

    All parts diagram

    Blade

    Part #7008

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

  • Drive Belt for McClane 21-4-BS-SP - Part 1088-A

    #82

    All parts diagram

    Drive Belt

    Part #1088-A

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

  • Air Duct for McClane 21-4-BS-SP - Part 7046

    #47

    All parts diagram

    Air Duct

    Part #7046

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

  • Support for McClane 21-4-BS-SP - Part 7118

    #87

    All parts diagram

    Support

    Part #7118

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

  • Bracket for McClane 21-4-BS-SP - Part 7031

    #29

    All parts diagram

    Bracket

    Part #7031

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

  • Motor Pulley for McClane 21-4-BS-SP - Part 7100

    #63

    All parts diagram

    Motor Pulley

    Part #7100

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

  • Catcher Plate for McClane 21-4-BS-SP - Part 7120

    #45

    All parts diagram

    Catcher Plate

    Part #7120

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

  • Spacer for McClane 21-4-BS-SP - Part 7111

    #76

    All parts diagram

    Spacer

    Part #7111

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

Most common symptoms to help you fix your walk-behind mowers

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

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…

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

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…

Effective articles & videos to help repair your walk-behind mowers

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…

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…

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.…

Parts & More

Cooktop
Dishwasher
Electric Range
Front-Engine Lawn Tractor
Generator
Grass Catcher Attachment
Jointer/Planer
Lawn Sweeper
Microwave
Outdoor Grill
Parts
Plasma Television
Power Drill
Range
Refrigerator
Side-By-Side Refrigerator
Washer