Garden Tools

The Best Lawn Mower Blades

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Our picks are based on Amazon bestseller rankings, verified customer ratings, and product availability. We update our recommendations regularly to ensure accuracy.

A sharp, well-maintained lawn mower blade is crucial for a healthy and attractive lawn. The right blade ensures a clean cut, promotes grass health by preventing tearing, and can even improve your mower's efficiency. Investing a little time in understanding blade types and features will pay dividends in the long run.

No. 1
Maxpower 331528B USA MADE 21" Cut Mulching Blade
  • Includes 1 mulching blade for many 21 in. cut MTD, Cub Cadet, Troy-Bilt, and Craftsman mowers. Must Match Current Blade OEM Number to insure exact fit.
  • Replaces OEM #'s: 742-0741, 742-0741A ,742-04276, 742-04276S, 942-0641, 942-0741, 942-0741A 942-04276, 942-04276S, CC-742-0741; Craftsman CMXGZAM100067
  • Fits Cub Cadet Models: CC Series- CC 46M, CC 46MZ, CC 46ES, CC 439, CC 469, CC 949, CC 94M, CC 98M, CC 98H, CC 98K, CC 99M, CC 989, CC 997ES, CC 999ES; SC Series- SC 100, SC 100 H, SC 100 HW, SC 300, SC 300 E, SC 300e, SC 300 HW, SC 500 EZ, SC 500 EQ, SC...
  • Fits Troy-Bilt Models: TB 105, TB 110, TB 115, TB 120, TB 125, TB 130, TB 130 XP, TB 140, TB 160, TB 160 XP, TB 200, TB 210, TB 220, TB 230, TB 240, TB 270 ES, TB 270 XP, TB 280 ES, TB 290 ES, TB 320, TB 330, TB 360, TB 360 ES, TB 370, TB 370 XP, TB...
  • CENTER HOLE: Bow Tie Center Hole Pattern. Diameter of Outside Hole is 5/16". Center to Center of outside Hole is 2.5"
  • SHARP: 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
No. 2
MaxPower 561713B 2-Blade Set for 42" Cut Poulan/Husqvarna/Craftsman Replaces...
  • Includes 2 blades that fits many 42-in cut Poulan, Husqvarna, and Craftsman mowers - Please Match Current Blade OEM Number to Confirm it fits your Mower
  • Replaces OEM numbers 127843, 138498, 138971, 138971X431, 532138971, 532127843, 532138498, CMXGZAM110136
  • BLADE SIZE: Each blade measures 21 in. L and 2-1/4 in. W
  • 5 point star center hole.
  • PROUDLY MADE IN USA
  • 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.
SaleNo. 3
6PK Oregon 91-626 Blade for 61" Scag 48111 481708 Ferris 5020842 5101755 Simplicity 5022808ASM
  • Blade Width - 2.50"
  • Blade Thickness - 0.203"
  • Blade Length - 21"
  • Center Hole Size - 5/8"
  • Air Lift - 1"
SaleNo. 4
ZALANA 48" Deck Replacement Lawn Mower High Lift Blades for...
  • Blade Dimensions ------ Blade Length: 16-3/4 inches, Width: 2-1/2 inches, Thickness: 1/5 inches, Center Hole: 5 Point Star. Package Includes: 3 x 173920 Blades
  • Replace Part Numbers ------ The high lift blades replaces Ariens 21547939; AYP 173920, 180054, 512258301, 532180054, 539107519, 575938201, 575938301, 917173920, 917532173920, 917532180054, 917539107519, 917577203106, 954633774
  • Replace Part Numbers ------ The high lift blades replaces Craftsman 24679, 173921, CMXGZAM110149; Husqvarna 532173920, 532180054; Poulan 532180054, 539107519, 575938201, 575938301, PP24005, PP24006
  • Compatibility ------ Compatible with Husqvarna: GTH250, GTH264T, GTH2248XPA, GTH2448T, YTA24V48, YTH1848XP, YTH1848XPF, YTH2148, YTH2248, YTH2248A, YTH2248B, YTH2348, YTH23K48, YTH23V48, YTH2448, YTH2448T, YTH24V48, YTH24K48, YTH2548; Poulan: PB20VA...
  • Premium Quality ------ The lawn mower blades are made of high quality steel, heat-treated for strength and resistance, which extended longevity of the blade. The sharp blade allows you to cut effortlessly and consistently.
SaleNo. 5
Maxpower 561557B USA MADE 3 Blade Set
  • Includes 3 blade for many 54 in. cut MTD, Cub Cadet and Troy-Bilt mowers
  • Replaces OEM #'s 942-05056A, 742-05056 and 742-05056A
  • Also fits Craftsman CMXGZAM110143
  • Each blade in this set measures 18-5/8 in. L with 2-1/2 in W
  • 6 point star center hole
No. 6
Grasscool 942-0741A Troy Bilt 21 inch Deck TB130 Lawn Mower Mulching Blade
  • [Who is 942-0741A Blade for?]:Designed for homeowners with Walk-Behind, Push and Self-Propelled Mowers with a 21-inch Cutting Deck, (1995 - ) (Brands:Troy-Bilt, MTD, Craftsman, Cub Cadet, MTD Gold, Bolens, White Outdoor, Murray, Snapper,Yard...
  • [Precise Fit]:Exact OEM replacement:942-0741 942-0741A 742-0741 742-0741A 490-100-C089 490-100-M067 490-100-M084 490-100-N084 490-100-U089 490-100-F084 490-100-Y084 742-04276 742-04276S 742-0741A-0637 942-04276 942-04276S 942-0641 CC...
  • [Fits Troy-Bilt models]:including TB449E, Tru-Cut 110, Tru-Cut 100, 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, TB 130 XP, TB 140, TB 160, TB 160 XP, TB...
  • [Fits Cub Cadet/Craftsman Models]:M250 M215 M110 M230 M320 M210 145B M235,CC469, CC989, CC997ES, PR521, S621, S621SS, SC621, SC621E, SR621, SRC621, SRE621, CC439, CC949, CC94M, CC98M, PR521, CC46M, CC46MZ, CC94M, CC999ES, SC 100 H, SC 100, SC 100 HW, SC...
  • [Where does 942-0741A blade work?]:It works on weedy lawns (removes seed heads), debris-filled yards (collects leaves and twigs), and damp or dewy grass (won't clog).
  • [3-IN-1 BLADE: Serves 3 purposes (mulching, bagging, and side discharging)]:Finely cutting grass clippings to ferilize your lawn,removing debris when used with a bagger,which leaves a well-manicured appearance,cutting dewy or wet grass.High-Lift Blades...
  • [Why Choose Grasscool 942-0741A Mulching Blade]:3-in-1 design;Perfect fit;Heavy-duty steel-Made from 40MnB steel;Easy installation;Handles tough terrain;Lower clogging – Strong airflow reduces debris buildup and improves mowing efficiency;Ample vacuum.
  • [BLADE SPECIFICATION]: Length: 20 7/8″(531.5mm), Width: 2-1/4"(57mm), Thickness: 9/64"(3.4mm), Center Hole Shape: Bow Tie, For Deck Size: 21", Lift: 1-1/8"(28mm), Mower Blade Type: Mulching Blade.
  • Built for tough mowing tasks — handles overgrown weeds and rugged terrain with ease. For normal lawns, simply sharpen the blade for a neat, even cut. Cutting edges are painted to prevent rust and protect your hands during installation — the paint will...
SaleNo. 7
UDC Parts 532187256 Husqvarna 54 inch Mower Blades High Lift 5-Point Star
  • Replaces OEM Part: Husqvarna 532187256, 187256, 594892901, 532187254, 187254, 539112053, 532187255, 187255, 777187256, Craftsman 11180, Poulan 532 18 72-56, 532 18 72-55, 532 18 72-54
  • 187256 Dimensions: Length 18-1/2", Width 2-1/2", Center Hole 5 point star, Air Lift 1-3/8", Cutting Edge Length 4-23/32", Compatible Deck Size 54". The length of the blade is measured diagonally from one end to the other
  • Fits: 532187256 Husqvarna 54 Inch Mower Blades Compatible with Z254, RZ5426, YTH26V54, LGT2654, MZ54, MZ54S, RZ5424, YTH2454 with 54'' Decks Zero Turn Lawn Mowers
  • Fits: 187256 Husqvarna Lawn Mower Blades 54 Inch Compatible with Z254i, YTH2454T, YTH24V54, YTH24V54XLS, YTH24K54, YTH25K54, YTH26K54, YTH2754, LGT2554, LGT24K54, LSZ5422, LSZ5424, MZ5424S, RZ5422, RZ54i, RZ5424T
  • Fits: 532 18 72-56 Husqvarna 54 Inch Mower Blades Compatible with 2354GXLS, 2754GLS, GT2254, GTT354, GTH2454T, GTH24K54, GTH24V54, GTH264T, GTH2654, GTH2654T, GTH26K54T, LGT25K54, GTH26V54, LGTH2454, LGTH24V54, LGTH26V54, GTH2254XP, GTH2554XP MZ5424SR...
  • Fits: 532 18 72-55 Craftsman 54 Inch Mower Blades Compatible with GT6000, 917.289640 (YTH 24 V 54), 917.279220 (YTH 2454 T), 917.203930, 917.204081, 917.273941, 944.101081, 944.604350, 944.604410, 944.101100, 917.286450, 917.287450, 917.287490, 917.288450
  • 1-Year Product Support 532187256 Husqvarna 54 inch Mower Blades: We provide one year of product support for manufacturing defects and product-related issues.
  • 532187256 Craftsman 54 inch Mower Blades Easy Installation & Durable Performance: Installs quickly with a direct fit - simply replace your old blade and get back to mowing. Made from premium high-strength steel for long-lasting durability and reliable...
SaleNo. 8
MaxPower 561139B USA MADE Heavy Duty 3 Blade Set | For 60" Cut Exmark, Replaces OEM no. 103-6403, 103-6403-S...
  • Includes 3 blades for many 60 in. cut Exmark mowers
  • Fits Exmark models CT, Front Runner, Laser HP, Laser Z, Laser Z E, Laser Z S, Laser Z X, Laser Z XP, Laser Z XS, Phaser, Pioneer, Quest, SP, Turf Ranger, Ultra Cut and Vantage
  • Replaces OEM #'s 103-6403, 103-6403-S, & 140-1240
  • Measures 20-1/2 in. and 2-1/2 in.
  • 15/16 in. center hole diameter
  • 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.
SaleNo. 10
UDC Parts 942-04308 High Lift Mulching Mower Blades, 6 Point Star, 2 Pack
  • Cub Cadet XT1-LT42 and XT2-LX42 models use different blade center holes; our blades are 6-Point Star mounting pattern ONLY (fits OEM 942-04308A), please verify your original blade before ordering as other patterns will not fit.
  • Replaces OEM Part: Cub Cadet 942-04308, 942-04308A, 942-04312, 942-04308-X, 942-04312A, 742-04308, 742-04308A, 742-04312, 742-04312A, 942-0656, 742-0656, MTD 490-110-C108, 490-110-C109, 490-110-M108, OCC-742-04312, OEM-742-04308, 490-110-F...
  • 942-04308A Mower Blades Dimensions: Length 21-1/4", Width 2-1/2", Center Hole 6 point star, Side Hole 3/8", Center to Center Outside Hole 3", Air Lift 1-7/64", Cutting Edge Length 6-57/64", Compatible Deck Size 42". The length of the blade is measured...
  • Fits: 942-04308A Cub Cadet 42 inch Mower Blades 6 Point Star Compatible with Enduro XT1 LT42, XT1 LT42 C, XT1 LT42 KH, XT1 LT42 EFI, XT2 LX42, XT2 LX42 KH, XT2 LX42 KW, XT2 LX42 EFI, Ultima ZT1 42 KH, LTX1040. Important: Parts may differ between different...
  • Fits: 942-04308 Lawn Mower Blades 6 Point Star Compatible with Cub Cadet 42 inch RZT-42, RZT-L42, RZT-L42 KH, RZT-L42 Honda, RZT-SX 42 KH, RZT-SX 42 EFI Zero-Turn Mowers
  • Fits: 942-04308 Craftsman 42 inch Mower Blades 6 Point Star Compatible with T105, T107, T110, T130, T210, T1000, T1100, T1200, T1300, T1400, T1800, T2100, T3000, T7800, T8000, LT1500, LT2000, Z510, Z6000, ZS6500, PYT...
  • Fits: 942-04308A Troy Bilt 42 inch Mower Blades 6 Point Star Compatible with Pony 42", Pony 42K, Pony 42X, Pony 42B, Pony 42T, 13A879BS066, Colt XP, TB1942, TB2142, TB42, Mustang 42" Z42, 17AMCACS066, Mustang XP 42", Bronco 42", 42B, 42X, Super Bronco...
  • 1-Year Product Support: We provide one year of product support for manufacturing defects and product-related issues.
  • Fits: 942-04308 42 inch Mower Blades 6 Point Star Compatible with Huskee LT4200, 13AJ771S231, 13AJ771S031, White Outdoor LT-2000, Murray M155-42, M1642, M175-42, M195-42, MZ 210-42 (RZT-42), MZ2142, Columbia ZT-42, ZT-L42, ZT-L42KH, ZT-S42KH, V90GS...
  • Easy Installation & Durable Performance: Installs quickly with a direct fit - simply replace your old blade and get back to mowing. Made from premium high-strength steel for long-lasting durability and reliable cutting performance. Each blade is...

Last update on 2026-09-02 / Affiliate links / Images from Amazon Product Advertising API

How to Choose the Best Lawn Mower Blades

Blade Material and Durability

Lawn mower blades are typically made from hardened steel, but the quality can vary significantly. High-carbon steel offers a good balance of hardness and toughness, resisting wear and staying sharp longer. Some premium blades may feature coatings like titanium or ceramic for enhanced durability and corrosion resistance. Consider the frequency of your mowing and the types of grass you have when evaluating material quality.

Blade Types and Their Functions

  • Standard/High-Lift Blades: These are the most common and are designed to lift grass clippings high into the air before discharging them. They are good for bagging or mulching in most conditions.
  • Mulching Blades: These blades have a curved or serrated edge that chops grass clippings into very fine pieces, returning nutrients to the lawn. They work best when mowing frequently and not cutting off more than one-third of the grass blade length.
  • Low-Lift Blades: These create less airflow and are ideal for sandy soil or dry conditions where excessive suction could damage the turf or kick up too much dirt.
  • Gator/3-in-1 Blades: These often feature a serrated edge designed for aggressive mulching and bagging, offering versatility for various lawn care needs.

Blade Size and Compatibility

Ensuring the blade fits your mower is paramount. Blades are measured by their length, center hole diameter, and often by the diameter of the outer holes. Always consult your mower's manual for the exact specifications. Using a blade that is too long can cause damage to the mower deck and housing, while a blade that is too short may not provide adequate coverage.

Maintenance and Sharpening

Regular maintenance will extend the life of your blade and improve cutting performance. Inspect blades for nicks, bends, or excessive wear before each use. Sharpening should be done at least once a season, or more often if you hit rocks or debris. Balanced blades are essential to prevent vibration, which can damage mower bearings and spindles.

Frequently Asked Questions

How often should I sharpen my lawn mower blade?
It's generally recommended to sharpen your lawn mower blade at least once per mowing season. If you frequently mow through tough grass, hit rocks, or notice a ragged cut, you may need to sharpen it more often.
What does 'high-lift' mean for a lawn mower blade?
A high-lift blade is designed to create strong suction, lifting the grass blades upright before cutting. This results in a cleaner cut and is particularly effective for bagging clippings or when dealing with taller grass.
Can I use a mulching blade for bagging?
While a mulching blade is designed to chop grass finely, it can often be used for bagging as well. However, a dedicated bagging blade (high-lift) might be more efficient for collecting clippings.
How do I know if my blade needs replacing?
Look for significant nicks, bends, cracks, or excessive wear on the cutting edge. If the blade is noticeably unbalanced or damaged, it's time for a replacement to ensure safety and proper cutting performance.
What is the difference between a standard and a low-lift blade?
A standard or high-lift blade creates more airflow for better bagging or mulching, while a low-lift blade produces less suction. Low-lift blades are better suited for sandy soil or dry conditions to avoid excessive dirt disturbance.