Comparison: Best Mulching Mower 2021 (Updated | Oct 14th)

Choosing the best mulching mower in 2021 depends on your lawn’s size, budget, and preference for gas, electric, or manual models. A quality mulching mower recycles grass clippings into nutrient-rich mulch, promoting healthier turf and reducing waste. This guide compares top-performing options for efficiency, durability, and eco-friendliness, helping you find a balanced choice that suits your landscaping needs. Whether prioritizing power, quiet operation, or sustainability, explore features and user feedback to make an informed decision for a greener lawn care routine.

Product Comparison: Best Mulching Mower 2021

Complete mower

PowerSmart 21 in. Gas Lawn Mower with 144cc OHV Engine, 2-in-1 Push Mower with Mulching & Side-Discharge

PowerSmart 21 in. Gas Lawn Mower with 144cc OHV Engine, 2-in-1 Push Mower with Mulching & Side-Discharge

PowerSmart
  • High Efficiency: Equipped with a high-performance 144cc 4-stroke OHV engine and a auto choke for easy starter, delivers reliable power and efficiency.
  • 2-IN-1 Steel Deck: All-steel deck built to last, combine mulch and side-discharge capabilities.
  • 21" Blade: The 21" heavy-duty cutting blade delivers better cutting effect, allowing you to mow more in less time.
  • Adjustable Cutting Height: 6-positions dual-lever height adjustment allows you to choose your cut from 1.5" to 3.9".
  • Easy to Store: Compact design saves 70% storage space, making it more convenient to unfold and use.
  • High Rear Wheels: Durable 10-inch rear wheels and 7-inch front wheels are designed for easy, smooth mowing with less efforts.

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Commercial blades

MaxPower 561811XB 2 Blade Commercial Mulching Set for Many 42 in. John Deere Mowers Replaces OEM # GX22151, GY20850

MaxPower 561811XB 2 Blade Commercial Mulching Set for Many 42 in. John Deere Mowers Replaces OEM # GX22151, GY20850

Maxpower
  • Includes 2 commercial mulching blades for many 42 in. cut John Deere mowers
  • Replaces OEM #'s GX22151, AM137328, AM141033, GY20850, UC21583
  • Each blade is 21-3/8 in. L and 2-1/2 in. W
  • 7 point start center hole
  • All MaxPower blades are sharpened during the manufacturing process and then powder coated for your protection. This coating will come off during the first cut to reveal a precision sharpened blade.

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Budget pick

MTD Genuine Parts (490-100-M067 Mulching Blades-for 21-Inch Lawn Mowers (1995 and After) Fits Various Troy-Bilt, MTD, Yard Machines, and Other Top Models, Natural

MTD Genuine Parts (490-100-M067 Mulching Blades-for 21-Inch Lawn Mowers (1995 and After) Fits Various Troy-Bilt, MTD, Yard Machines, and Other Top Models, Natural

MTD Genuine Parts
  • 21 INCH MULCHING BLADES: Engineered to perfectly fit 21-inch lawn mowers manufactured from 1995 on, ensuring precise cutting performance by effectively mulching grass clippings into fine particles
  • COMPATIBILITY: Crafted with durability in mind, they are compatible with a wide range of top mower models including Troy-Bilt, MTD, Yard Machines, Huskee and Bolens, and more
  • 3-IN-1 BLADE: This versatile blade excels in mulching, bagging, and side discharge functionalities, providing complete flexibility for managing grass clippings according to your lawn care needs
  • STAR CENTER HOLE: Designed with a star-shaped center hole ensuring a secure and stable fit on compatible mower shafts, facilitating easier installation and removal when maintaining or replacing blades
  • REPLACEMENTS: These lawn mower blades can be used as a direct replacement for: 942-0741, 942-0741A, 742-0741, and 742-0741A; an ideal substitute without compromising fit or function

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Versatile fit

742P05177A-X Mulching Mower Blades Set for Cub Cadet Craftsman MTD Troy Bilt 42" Zero-Turn Mower, Replaces 742-05177A-X, Compatible with Enduro XT1-LT42 XT2-LX42 Ultima ZT1-42 ZT1-42E ZTS1-42 (2 PACK)

742P05177A-X Mulching Mower Blades Set for Cub Cadet Craftsman MTD Troy Bilt 42" Zero-Turn Mower, Replaces 742-05177A-X, Compatible with Enduro XT1-LT42 XT2-LX42 Ultima ZT1-42 ZT1-42E ZTS1-42 (2 PACK)

BCQNXX
  • 【Replace Part Number】The Xtreme Blades Replaces: Cub Cadet/MTD/Troy Bilt: 742P05177A-X, 742-05177A-X, 490-110-C202, 490-110-Y202; Craftsman: CMXGZAM110202. Please check your original part number before purchasing.
  • 【Package Includes】2 X Mulching Blades. Length: 21-1/4"; Width: 2-9/16"; Thickness: 0.135 "; Center Hole: 7/8"; 42" Mower Decks. DIAMOND HOLE BLADE PATTERN ASLO COMPATIBE WITH S-PATTERN BLADE SPINDLES.
  • 【High Quality】 This blade is made of high-quality steel, which is more resistant. Warm Tips: It is secured under the deck to cut the grass, over time the blade may become dull or damaged causing irregular cutting patterns. Inspect your blades periodically and replace them as needed to maintain a clean cut lawn.
  • 【Fits Models】Cub Cadet: Enduro XT1-LT42, XT1-LT42E, XT2-LX42 FAB Lawn Tractors; Ultima ZT1-42, ZT1-42E, ZTS1-42 Zero Turn Rider with 42-Inch Decks
  • 【Fits Models】Troy Bilt: Mustang Z42; Craftsman: T2200, Z5200 with 42-Inch Decks

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High lift

Keycci 038-0001-00 Lawn Mower Blade Compatible with Bad Boy Mower 54 Inch Deck, Mulching Blades Fits for Bad Boy Outlaw ZT CZT Maverick Avenger Revolt, Replace 038-0002-00, 3 Pack

Keycci 038-0001-00 Lawn Mower Blade Compatible with Bad Boy Mower 54 Inch Deck, Mulching Blades Fits for Bad Boy Outlaw ZT CZT Maverick Avenger Revolt, Replace 038-0002-00, 3 Pack

Keycci
  • [Relpacement Part Number] The 54 inch Bad Boy mower blade replace number is 038-0001-00, 038-0002-00, 038-0005-00.
  • [Compatible with] The 038-0001-00 blade is compatible with the following Bad Boy lawnmower models equipped with a 54 inch deck: 2010-2018 Outlaw, 2010-2018 Outlaw Extreme, 2012-2018 Outlaw XP, 2012-2017 Stand-On, 2013 CZT, 2014-2015 CZT Elite, 2016-2021 Maverick. For more details, please refer to the product description.
  • [Size Information] The package included: 3 x 038-0001-00 lawn mower blades. Blade length: 18-3/4", Blade width: 2-1/2", Thickness: 1/5", Center hole: 5/8".
  • [High Lift Blade] This lawnmower blade features a high-lift design. The high-lift airflow generated by the cutting blade creates a powerful upward draft that keeps the grass upright, ensuring an even cut. The high-lift blade is suitable for clearing grass clippings into a collection bag or discharging them from the mower deck, but it is not suitable for sandy soil.
  • [Strong, Durable, and Sharp] Made of high-quality steel, this lawnmower blade is built to last. During operation, it consumes less power, vibrates less, and can easily complete lawn-mowing tasks. Keep the garden tidy. Let you and your family live in a beautiful and comfortable environment. Improve your quality of life. Keep you and your family happy.

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Best budget

MaxPower 331737B Mulching Blade for Many 21 in. Cut Craftsman, Husqvarna, Poulan Mowers, Replaces OEM no. 165833, 175052, 406712, 532175064, 594893001, 175064

MaxPower 331737B Mulching Blade for Many 21 in. Cut Craftsman, Husqvarna, Poulan Mowers, Replaces OEM no. 165833, 175052, 406712, 532175064, 594893001, 175064

Maxpower
  • Replaces OEM numbers 165833, 175064, 189028, 406712, 176135, 159267, 008020, 175052, 406706, 406712X431, 531300765, 532 15 92-67, 532 17 50-52, 532159267, 532165833, 532175064, 532176135, 532189028, 532406712, 539111878 and PP23020
  • Also fits Craftsman CMXGZAM100129
  • Includes 1 mulching blade for many 21-in cut Craftsman, Husqvarna, and Poulan mowers
  • 5/8-in center hole diameter
  • Manufactured to meet or exceed all OEM specifications
  • Check your owner's manual to verify the OEM number of the blade being replaced matches one of the OEM numbers provided for this item
  • Proudly made in the USA

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Mulch plug

Replacement 631-05195A 631-05195 Mulch Plug Compatible with MTD 42" / 46" Deck Lawn Mowers, Mulching Plug Kit Compatible with Cub Cad et XT1 42” Deck 19A30046100, 19A30047100, 19A30055100, 19A70041

Replacement 631-05195A 631-05195 Mulch Plug Compatible with MTD 42" / 46" Deck Lawn Mowers, Mulching Plug Kit Compatible with Cub Cad et XT1 42” Deck 19A30046100, 19A30047100, 19A30055100, 19A70041

Bularie
  • ➤The mulch plug replaces 631-05195, 631-05195A.
  • ➤Compatible with 42 inch & 46 inch mulch kits include: 19A70041799 (2015), 19A70041OEM, 19A70041OEM (2014), 19B30005OEM, 19B30005OEM (2015), 19A30046066 (2021), 19A30047066 (2021), 19A30055100 (2021), 19A30046100 (2021), 19A30047100 (2021), 19B30005100, 19A70041100.
  • ➤Compatible with lawn tractor models include: Cub Cad et: LTX-1045, LTX-1046, LTX-1046VT, LTX-1050KH, LTX-1050VT, RZT-L 46 FAB, RZT-L46, RZT-L46 FAB, RZT-LX 46 FAB, RZT-S 46, RZT-S 46 FAB, RZT-SX 46 FAB, XT1-LT46, XT1-LT46 FAB, XT2-LX46, XT2-LX46 FAB. (See pictures and description pages for more detailed models)
  • ➤Made from high-quality materials for ultimate durability. The 631-05195A replacement mulch plug, which equipped with three zip ties to enable tighter sealing of the plug to your mower deck, works well to keep grass from escaping during mowing.
  • ➤Note: It will NOT fit all 42" 46" decks. Please ensure that it matches your model. The model number under the seat must begin with 247. This is for MTD tractors, not craftsman models beginning with 917, and it will not work on a three-blade deck.

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Premium blades

742P05086-X Toothed Mulching Mower Blades for Cu b C adet Craftsman MTD 54" Zero-Turn Mower, Replaces 742-05086-X, Compatible with Enduro XT1-GT54 XT1-ST54 Ultima ZT1-54 ZT2-54 (3 Pack)

742P05086-X Toothed Mulching Mower Blades for Cu b C adet Craftsman MTD 54" Zero-Turn Mower, Replaces 742-05086-X, Compatible with Enduro XT1-GT54 XT1-ST54 Ultima ZT1-54 ZT2-54 (3 Pack)

BCQNXX
  • 【Replace Part Number】The Xtreme Blades Replaces: Cu b C adet/MTD/Troy Bilt: 742P05086-X, 742-05086-X, 742-05530-X, 490-110-C205, 490-110-Y205; Craftsman: CMXGZAM110205. Please check your original part number before purchasing.
  • 【Package Includes】3 X Toothed Blades. Length: 18-5/8"; Width: 2- 5/16"; Thickness: 0.154 "; Center Hole: 7/8"; 54" Mower Decks. DIAMOND HOLE BLADE PATTERN ASLO COMPATIBE WITH S-PATTERN BLADE SPINDLES.
  • 【High Quality】 This blade is made of high-quality steel, which is more resistant. Warm Tips: It is secured under the deck to cut the grass, over time the blade may become dull or damaged causing irregular cutting patterns. Inspect your blades periodically and replace them as needed to maintain a clean cut lawn.
  • 【Fits Models】C ub C adet: Enduro XT1-GT54 Fab, XT1-ST54 Fab, Ultima ZT1-54 Fab, ZT1-54P Fab, ZT2-54 Fab, ZTS2-54 Fab with 54-Inch Decks
  • 【Fits Models】Troy Bilt: Mustang 54 XP, Mustang Z54, Super Bronco 54 XP; Craftsman: T3200, TT440, Z5800, Z7600 with 54-Inch Decks

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Best overall

CRAFTSMAN Lawn Mower Mulching Kit with 2 Mulching Blades – 46-Inch – Fits Various CRAFTSMAN Models, (19B30005791)

CRAFTSMAN Lawn Mower Mulching Kit with 2 Mulching Blades - 46-Inch - Fits Various CRAFTSMAN Models, (19B30005791)

CRAFTSMAN
  • For Craftsman lawn Tractors using part #942-04268/ 742-04268
  • 6 point star center hole pattern
  • Kit includes 2 mulching blades, 1 molded plug and mounting hardware
  • Blades should be inspected and sharpened or replaced every season. Sharp-edged blades cut grass cleanly and make their way through grass more efficiently, reducing overall mowing time and effort and creating a healthier-looking lawn.

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Mulching cover

KUAFU Tractor Mulching Cover Compatible with Lawn Mowers w/ 42" & 46'' Decks Cub Cadet RZT-42 Troy-Bilt TB46 Craftsman T2100 Replacement for 631-05195A Mulch kit Mulch Plug Attachment Black Plastic PP

KUAFU Tractor Mulching Cover Compatible with Lawn Mowers w/ 42" & 46'' Decks Cub Cadet RZT-42 Troy-Bilt TB46 Craftsman T2100 Replacement for 631-05195A Mulch kit Mulch Plug Attachment Black Plastic PP

KUAFU
  • Fitment: The Mulching Cover Compatible with Cub Cadet RZT-42, XT1-LT42 & XT2-LX42 Mowers w/ 42" & 46'' Decks; Compatible with Craftsman T2100; Compatible with Troy-Bilt TB46. Replacement for 19A30046100, 19A30047100, 19A30055100,19A70041, 19B30005, 631-05195A
  • High Performance: Made of high quality PP material which is impact-resistant and durable enough, also has high abrasion resistance and toughness, so it can work well in any environment
  • Function: Compared to traditional mower,using the Lawn Tractor Mulch Cover eliminates the need to collect cut lawn grass, which reduces the need to dispose of and clean up lawn grass. This increases efficiency and reduces labor output
  • Easy Installation: The installation is simple and convenient, directly bolt on. For better adaptation and user experience, you may need to adjust
  • Package Include: 1 x Mulching Cover. There is no installation accessories included in the package. Instructions are not included

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Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon.com at the time of purchase will apply to the purchase of this product.

Buying Guide

Buying Guide: Best mulching mower 2021

Blade Compatibility & Fit

  • Verify blade size matches your mower deck (e.g., 21", 42", 54")
  • Check center hole patterns (e.g., 5/8", 7/8", star-shaped)
  • Ensure compatibility with your mower brand (e.g., John Deere, Cub Cadet, Craftsman)

Durability & Material

  • Look for high-quality steel construction for longevity
  • Check for powder-coated or corrosion-resistant finishes
  • Consider blade thickness for added strength

Cutting Performance

  • Prioritize blades with high-lift designs for superior mulching
  • Evaluate blade sharpness and edge retention
  • Opt for multi-functional blades (mulching, bagging, side-discharge)

Ease of Installation & Maintenance

  • Choose blades with secure mounting features (e.g., star center holes)
  • Inspect blade balance to reduce vibration
  • Check if blades require periodic sharpening or replacement

Additional Features

  • Consider mulching kits with included plugs and hardware
  • Look for compatibility with multiple mower models
  • Evaluate if blades are pre-sharpened or require initial setup

FAQs

What is the best mulching mower for 2021?

The CRAFTSMAN Lawn Mower Mulching Kit (B07RL9164S) offers a 46-inch cutting width and is highly rated for mulching performance.

Which mulching blade fits multiple brands?

MaxPower 331737B (B003VPAEIE) is compatible with Craftsman, Husqvarna, and Poulan Pro 21-inch mowers.

Are there mulching blades for 54-inch decks?

Yes, 742P05086-X (B0F4KFBMLW) is designed for Cub Cadet, Craftsman, MTD, and Troy-Bilt 54-inch Z-series mowers.

What mulching kit is compatible with MTD mowers?

The MTD Genuine Parts 490-100-M067 (B079LF6CF6) is specifically made for 21-inch MTD lawn mowers (1995 and newer).

Is there a mulching solution for Bad Boy Mowers?

Keycci 038-0001-00 (B0DSDL1DDG) is a compatible mulching blade for 54-inch Bad Boy Mowers.

What mulching blades work with John Deere mowers?

MaxPower 561811XB (B010B3B2D4) is a 2-blade commercial mulching set for 42-inch John Deere models.

Are there mulching covers available for 42-inch decks?

KUAFU Tractor Mulching Cover (B0CXHT3M4X) fits 42-inch and 46-inch lawn mower decks.

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