Best Lawn Mower Blades (2026 Guide)
We selected blades with the highest combined user ratings and review volume across common deck sizes, prioritizing fit, blade type, and brand compatibility
The Verdict
- Best Overall: MaxPower 561713XB 2 mulching blades for 42" mower — Best for 42" mulching: two-blade set designed to improve clippings circulation on 42-inch decks
- Best Value: MTD mulching blades for 21-inch mowers with blade adapter kit — Best for 21" MTD owners: mulching blade with adapter kit for straightforward fit on 21-inch decks
This roundup covers top-rated replacement and mulching lawn mower blades for common deck sizes and popular mower brands, selected for high user ratings and review volume. Picks prioritize fit compatibility, blade type (mulching vs. standard), and verified customer feedback
Top Picks
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1
Best Overall MaxPower 561713XB 2 mulching blades for 42" mower
Best for 42" mulching: two-blade set designed to improve clippings circulation on 42-inch decks
Two commercial mulching blades for a 42" cut. Improves mulching and cut quality with easy installation. Customers note strong blade quality and value for money
- 2 blades per pack
- designed for 42" decks
- easy install
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2
Best Value MTD mulching blades for 21-inch mowers with blade adapter kit
Best for 21" MTD owners: mulching blade with adapter kit for straightforward fit on 21-inch decks
Mulching blades for 21-inch mowers (1995+), compatible with multiple brands. Improves mulching performance and ease of installation. Customers note good fit and sharpness
- 21-inch compatible blades
- mulching performance
- broad brand compatibility
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3
MaxPower 2-Blade Set for 46 In MTD/Cub Cadet/Troy-Bilt
Best for 46" MTD/Cub Cadet/Troy-Bilt: two-blade set built for broader coverage on 46-inch decks
Two blades for 46 in decks compatible with MTD, Cub Cadet, and Troy-Bilt mowers. Includes replacements for OEM numbers. Users note easy installation and sharp cutting with durable construction
- 2-blade set
- 46-inch compatibility
- easy to install
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4
MaxPower 2 Blade Set for 46" Cut Mowers
Best 46" cross-compatibility: two-blade set engineered to fit many 46-inch cutting decks from major makers
Two blades compatible with 46 in. Craftsman, Husqvarna, and Poulan mowers. Replaces OEM numbers 405380, 594892801, 532405380, PP21011; designed for durable performance and easy installation
- fits multiple brands
- easy to install
- replaces multiple OEM numbers
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5
Mulching blade for 21-inch decks (MTD 942-0741A compatible)
Best single 21" mulching replacement: designed for 21-inch MTD decks as a direct mulching swap
21-inch mulching blade engineered for 21-inch mowers since 2012, providing fine grass particle mulching. Customers note easy installation and good fit for compatible models
- 21-inch mulching blade
- engineered for precise cutting
- broad compatibility
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6
Maxpower 3 Blade Set for 54" MTD/Cub Cadet/Troy-Bilt Mowers
Best 54" three-blade set: three-blade configuration for even cut performance on 54-inch decks
Three-blade set designed for 54 in. cuts on MTD, Cub Cadet, and Troy-Bilt mowers. Includes replacement OEM numbers; blade length 18-5/8 in. and width 2-1/2 in. One customer notes good value and easy installation
- fits several 54 in. mowers
- easy installation
- value-for-money
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7
MaxPower 3 Blade Set for 48 in. Mowers
Best 48" three-blade option: three-blade set tuned for consistent cutting on 48-inch mowers
Three high-lift blades for 48 in. mowers replacing multiple OEM numbers. Durable and easy to install with solid performance on Husqvarna, Craftsman, and Poulan models
- three blades included
- high lift design
- broad OEM-number compatibility
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8
MaxPower 3 Blade Set for 54 in. Mowers (Replaces OEM 187256/532187256)
Best 54" OEM-replacement fit: three-blade set that replaces common OEM numbers for 54-inch decks
Three-blade set for 54 in. mower cuts Craftsman, Husqvarna, Poulan models. Delivers even cut and solid blade quality; users note easy installation and good value, with mixed durability reports
- includes 3 blades
- replaces OEM numbers
- 5 point star center hole
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9
MaxPower 2-blade 42 in mower blades for John Deere
Best for John Deere 42" decks: two-blade package sized to match 42-inch John Deere cutting decks
2-blade set designed for 42" John Deere mowers. Replaces OEM GX22151 and GY20850; also compatible with Windsor 50-3231. Made in USA. Each blade is 21-3/8" long by 2-3/4" wide
- US-made blades
- OEM-replacement compatibility
- 2-blade set for 42" decks
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10
Oregon Gator G3 Mulching Blades, 2 Pack, 22-7/8" for 46" Deck
Two 22-7/8 inch mulching blades for 46" mower decks. Durable cutting edge improves mulching and works on many mower models. Customers note long edge hold and easy installation
- mulching-focused blades
- 22-7/8 inch replacement
- fits many models