Rotary Copperhead Mulching Mower Blades
Best mulching upgrade for John Deere 42-inch mower deck owners.
These blades turn your standard John Deere deck into a high-performance mulching machine. While you sacrifice the simplicity of factory-standard blades, you gain a cleaner cut and a healthier lawn thanks to the specialized Copperhead coating that keeps your edges sharper for longer.
$35.95
at
Kitchen Parts America
Who it's for
- Equipment owners looking for widely available, versatile blade options
- Homeowners seeking a nutrient-rich, manicured lawn appearance
- Budget-conscious owners needing durable, long-lasting replacement parts
Who should skip it
- Gardeners who prefer bagging clippings over mulching them
- Owners of lower-horsepower mowers concerned about engine longevity
- Users sensitive to loud equipment noise during yard work
Performance breakdown
Mulching Efficiency
High-lift design creates superior airflow for finely shredded grass clippings.
Durability
Copperhead coating provides a robust shield against rust and premature wear.
Installation Ease
Direct OEM replacement ensures a seamless fit for John Deere decks.
Cutting Precision
Engineered for a clean, consistent finish across standard residential lawn types.
Compatibility Range
Versatile design covers multiple John Deere part numbers for broad utility.
Value Density
Two-pack configuration offers a complete deck refresh at an efficient price.
Key Specs
Brand
Rotary
Blade Type
Mulching
Compatible Deck Size
42 inches
Quantity
2 Pack
Replaces OEM
AM137328, AM141033, GX22151, GY20850
Compatible Brands
John Deere
Compatible Models
D100, LA100
Package Dimensions
21.7 x 3.8 x 2.0 inches
Cutting Style
Mulching
Intended Use
Standard Duty
Know before you buy
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