Comparison: Best 21 Inch Mulching Blade Lowes (Updated | Oct 13th)

When maintaining a pristine lawn, the right mulching blade is essential for efficiency and health. This comparison explores top 21-inch mulching blades available at Lowe’s, highlighting key features like durability, cutting precision, and compatibility with major mower brands. Whether you’re prioritizing leaf mulching, grass recycling, or quiet performance, this guide offers balanced insights to help you choose a blade that enhances your mowing experience. By focusing on quality and practicality, we aim to simplify your decision-making process for a greener, cleaner yard.

Product Comparison: Best 21 Inch Mulching Blade Lowes

3-in-1 versatility

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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OEM replacements

Maxpower 331528B Mulching Blade for 21 Inch Cut MTD/Cub Cadet/Troy-Bilt Replaces 742-04100, 742-0741, 742-0741A, 942-0741, 942-0741A, CMXGZAM100067

Maxpower 331528B Mulching Blade for 21 Inch Cut MTD/Cub Cadet/Troy-Bilt Replaces 742-04100, 742-0741, 742-0741A, 942-0741, 942-0741A, CMXGZAM100067

Maxpower
  • Includes 1 mulching blade for many 21 in. cut MTD, Cub Cadet, Troy-Bilt, and Craftsman mowers
  • Replaces OEM #'s 742-0741, 742-0741A, 942-0741, 942-0741A
  • Also fits Craftsman CMXGZAM100067
  • Measures: 21 in. L and 2-1/4 in. W
  • Bow tie center hole pattern

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Washers included

Maxpower 331981B 21-Inch Universal Gold Metal Mulching Lawn Mower Blade

Maxpower 331981B 21-Inch Universal Gold Metal Mulching Lawn Mower Blade

Maxpower
  • Includes (1) 21 in. universal gold metal commercial mulching blade
  • Measures 21 in. L x 2-1/4 in. W with a 1 in. center hole diameter
  • Includes a cover washer and 6 reducing washers in the following sizes: 3/8 in., 7/16 in., 9/16 in., 1/2 in., 5/8 in., and 3/16 in
  • Fits MOST 21" cut mowers
  • Recommended for gas powered mowers – not battery powered or electric mowers

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Universal compatibility

(YPS) 198-049 New Oregon Part Number Mulching Blade, 100 Series, 21" Bow-TIE Center + Other Models

(YPS) 198-049 New Oregon Part Number Mulching Blade, 100 Series, 21" Bow-TIE Center + Other Models

  • NEW OREGON PART NUMBER 198-049 MULCHING BLADE, 100 SERIES, 21" BOW-TIE CENTER
  • NEW OREGON MULCHING BLADE, 100 SERIES PART NUMBER 198-049 BLADE LENGTH: 21" CENTER HOLE SIZE: BOW-TIE
  • REPLACES SEVERAL PART NUMBERS FROM THE FOLLOWING BRANDS: ARNOLD BOLENS CRAFTSMAN C Cadet HOME DEPOT LASER LOWES MTD
  • MOWMORE PRIME LINE ROTARY RURAL KING Ryob SNAPPER STN SUNBELT TRACTOR SUPPLY TROY-BILT YARD MACHINE
  • ✅ If you have any questions about Part number / Models , Please contact with us ! We will be happy to respond to you as soon as possible !

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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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Electric mower fit

EGO POWER+ 21" Mulching Blades for Electric Lawn Mowers LM2133/LM2130/LM2135SP/LM2130SP/LM2156SP/LM2150SP, 2-Pack – AB2101D

EGO POWER+ 21" Mulching Blades for Electric Lawn Mowers LM2133/LM2130/LM2135SP/LM2130SP/LM2156SP/LM2150SP, 2-Pack - AB2101D

EGO Power+
  • Compatible with EGO POWER+ 56-Volt Lithium-Ion Cordless Lawn Mowers LM2156SP, LM2150SP, LM2135SP, LM2130SP, LM2133. LM2130
  • Heavy duty mulching and bagging blade
  • Interchangeable lower blade on the Select Cut Multi-Blade System
  • All steel blade for excellent cutting performance
  • For use with EGO POWER+ 56-Volt Select Cut Mowers: LM2130, LM2133, LM2130P, LM2135SP, LM2150SP, and LM2156SP models
  • Delivers a clean cut to promote lawn health
  • Genuine EGO parts ensure compatibility, quality and performance
  • Nuts and bolts not included

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Commercial-grade quality

MaxPower 331387XB Commercial Mulching Blade for 21 in. Cut Toro, Exmark, Lawn Boy Mowers Replaces OEM #'s 108-0954-03, 116-4500, 133-8182-03

MaxPower 331387XB Commercial Mulching Blade for 21 in. Cut Toro, Exmark, Lawn Boy Mowers Replaces OEM #'s 108-0954-03, 116-4500, 133-8182-03

MAXPOWER
  • Replaces OEM #: 108-0954-03, 116-4500, 1164500S, 1350413S
  • Fits 21" cut Toro, Exmark and lawn Boy mowers
  • Size: 20-27/32" x 2-1/4" with a 7/16" center hole
  • Package contains 1 blade and Made in the USA
  • To ensure a proper fit, please check your owner's manual to verify the proper replacement blade number and be sure that it matches one of the OEM numbers listed in our description. We make our best effort to ensure all replacement OEM numbers are detailed in our product description.

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Made in USA

Oregon Mower Blade, Single, Gator G3 Mulching Lawnmower Replacement Blade, 21" Deck (95-621)

Oregon Mower Blade, Single, Gator G3 Mulching Lawnmower Replacement Blade, 21" Deck (95-621)

Oregon
  • Long-lasting and heavy-duty 21-inch replacement mower blade, with superior cutting edge for enhanced mulching, fits many residential and commercial mowers
  • For 21" cut. Replaces: AYP, Sears 175064, 11878, 406706, 406712; Husqvarna 532175064, 532189028; Craftsman, AYP, Husqvarna, Poulan 580258101, and other makes/models
  • Oregon mower blades are premium replacement parts, built to fit your your original brand of equipment, offering superior design and outstanding performance
  • 26-point certification of unparalleled manufacturing quality and control standards for the highest level of safety and durability. Made in the U.S.A. -limited lifetime warranty included
  • 1 x Gator high lift mulcher lawnmower blade included; Center hole: 5/8" round; Blade length: 21 inches. Perfect fit up, superior side discharge

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Best overall

Oregon OEP 598-631 Mulching Blade, Gator® G5™, 21"

Oregon OEP 598-631 Mulching Blade, Gator® G5™, 21"

Oregon
  • Center hole: bow-tie
  • Tungsten carbide is “fused” into the blade – creating an ultra-hard layer at the cutting edge and increasing the time between sharpening.
  • X-Tended Cutting Length optimizes the cutting efficiency with each revolution.
  • Gator Mulcher provides cleaner, more efficient cutting performance that can eliminate the need to bag, saving time and hassle.
  • High-lift: The aggressive blade angle increases air flow to push debris up-and-out for superior bagging or side discharge.

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2-pack value

Cluparis 942-0741A 2 Pack Lawn Mower Mulching Blade 21 Inch Cutting Decks, Compatible with MTD/Cub Cadet/Troy-Bilt Replaces 742-04100, 742-0741, 742-0741A, 942-0741

Cluparis 942-0741A 2 Pack Lawn Mower Mulching Blade 21 Inch Cutting Decks, Compatible with MTD/Cub Cadet/Troy-Bilt Replaces 742-04100, 742-0741, 742-0741A, 942-0741

Cluparis
  • 𝐑𝐞𝐩𝐥𝐚𝐜𝐞𝐬 𝐎𝐄𝐌 𝐏𝐚𝐫𝐭 𝐍𝐮𝐦𝐛𝐞𝐫𝐬: 742-04100, 742-0741, 742-0741A, 942-0741 and 942-0741A
  • 𝐂𝐨𝐦𝐩𝐚𝐭𝐢𝐛𝐥𝐞 𝐰𝐢𝐭𝐡 𝐌𝐨𝐝𝐞𝐥𝐬: Cub Cadet: CC439, CC949, CC989, CC997ES, PR521, S621SS, SC621, SC621E, SRC621, SRE621, SRS621, CC469, CC46M, CC46MZ, CC98M, CC997ES, S621, SR621, 5521, CC46ES, CC94M, CC98H
  • 𝐂𝐨𝐦𝐩𝐚𝐭𝐢𝐛𝐥𝐞 𝐰𝐢𝐭𝐡: MTD: RM105, RM110, RM120, RM210, RM220 Walk Behind Mowers with 21" Mower Decks
  • 𝐂𝐨𝐦𝐩𝐚𝐭𝐢𝐛𝐥𝐞 𝐰𝐢𝐭𝐡:Troy Bilt: Tru-Cut 100, Tru-Cut 110, Tuff-Cut 200, Tuff-Cut 210, Tuff-Cut 220, Tuff-Cut 230, Pro-Cut 300, Pro-Cut 310, Pro-Cut 320, TB 105, TB 110, TB 115, TB 120, TB 125, TB 130 XP
  • Includes 2 mulching blade for many 𝟐𝟏” 𝐜𝐮𝐭 MTD, Cub Cadet, Troy-Bilt and Craftsman mowers Measures 21" in length and 2-1/4"" in width; Bow tie center hole design

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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 21 inch mulching blade lowes

Compatibility

  • Verify compatibility with your mower model (e.g., MTD, Cub Cadet, Troy-Bilt, Craftsman)
  • Check OEM part numbers (e.g., 942-0741, 742-0741, 198-049)
  • Ensure center hole design matches (bow-tie, round, or star-shaped)

Material & Durability

  • Look for high-carbon steel or commercial-grade construction
  • Check for reinforced edges or tungsten carbide enhancements
  • Confirm if blades are rust-resistant or coated for longevity

Performance Features

  • Opt for 3-in-1 blades (mulching, bagging, side-discharge)
  • Prioritize blades with high-lift designs for better airflow
  • Consider blades with optimized cutting edges for finer mulch

Installation & Fit

  • Check included washers or adapters for secure attachment
  • Ensure proper weight balance to reduce vibration
  • Confirm ease of installation with standard tools

Brand & Warranty

  • Choose reputable brands (e.g., MaxPower, Oregon, EGO)
  • Check for limited lifetime warranties or durability guarantees
  • Look for blades manufactured in the USA for quality assurance

FAQs

Which mulching blade is compatible with MTD/Cub Cadet/Troy-Bilt 21-inch mowers?

Maxpower 331528B is designed for these models.

What universal mulching blade fits multiple 21-inch mower brands?

Maxpower 331981B is a universal gold metal option.

Is there a mulching blade for EGO POWER+ electric mowers?

EGO POWER+ blades fit models LM2133/LM2130/LM2135S.

Which blade suits Toro, Exmark, or Lawn-Boy 21-inch mowers?

MaxPower 331387XB is designed for these brands.

What Oregon blade works with Gator G3/G5 mulching mowers?

Oregon 942-0741A or OEP 598-631 blades are compatible.

Which blade is a 2-pack option for 21-inch cutting decks?

Cluparis 942-0741A provides a 2-pack mulching blade set.

What MTD Genuine Parts mulching blade fits 1995+ 21-inch mowers?

MTD 490-100-M067 is the OEM replacement blade.

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