The Best 21 Lawn Mower Blade of 2023 – Reviewed and Top Rated

2,637 Reviews Scanned

SaleRank No. #1

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

Fits 21" mowers, 1995 and after
For Troy-Bilt, MTD, Yard-Man, Yard Machines, Huskee and Bolens mowers
3-in-1 blade: mulch, bag and side discharge
Star center hole
Replaces O.E. # 942-0741, 942-0741A, 742-0741 and 742-0741A

Rank No. #2

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

Includes 1 mulching blade for many 21 in. cut MTD, Cub Cadet, Troy-Bilt, and Craftsman mowers
Replaces OEM #'s CC-742-0741, 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

Rank No. #3

MaxPower 331737B Mulching Blade for 21 in. Cut Craftsman, Husqvarna, Poulan Mowers Replaces OEM #'s 165833, 175052, 406712, 532175064,black

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

SaleRank No. #4

Oregon 198-049 100 Series Lawn Mower Blade, 21"

Weight 1.73lbs, Blade Length: 21”, Center Hole Type: Bow-tie, Center-to-Center: 2.5”, Outer Hole Diameter: 5/16”, Thickness 0.134”, OffSet: 1/4”, Air Lift: 15/16”
Contains one mower blade
100 Series Blades formed with double bevel technology for extended cutting edge and reduced blade noise -Made with Boron Steel for extra durability and ductility
Major brand replacement: MTD, Cub Cadet, Craftsman, Troy Bilt (1995 and newer)
Replaces MTD: 742-0427, 742-04276S, 742-0741, 742-0741A, 942-0741, 942-0741A, 01002810, 490-100-M084

SaleRank No. #5

Maxpower 331981B 21-Inch Universal Gold Metal Mulching Lawn Mower Blad, Black and Brown

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

SaleRank No. #6

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

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.

Rank No. #7

Maxpower 331951B Universal 3-N-1 Blade for 21 in. Cut Mower, black

Includes (1) 21 in. universal 3-N-1 replacement lawn mower blade
Measures 21 in. L and 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

Rank No. #8

AEagle High Lift Blade for 21 inch Deck MTD Cub Cadet Troy-Bilt SC100 SC300 Tuff-Cut 220 742-0641 942-0641 742-04276 CC46ES CC94M CC98H CC98M CC999ES 2 Pack

⭐Center Hole 7/8" x 3/4" Blade Length 21", Width: 2 1/9", Blade Thickness: 0.118"
⭐Replaces OEM Part Numbers: MTD Cub Cadet 742-04276, OEM-742-0641, 742-0641, 942-0641, OEM-742-0641, 490-100-M086
⭐Compatible with: 21" Walk Behind Decks MTD Columbia, Craftsman, Huskee, Mastercut, White, Yard Machines, Yard-Man
⭐Compatible with Cub Cadet 21" Decks: 5521, CC46ES, CC94M, CC98H, CC98M, CC999ES, CC99M, SC100, SC500, SC300 Walk Behind; 21" Decks Troy-Bilt Tuff-Cut 220, Tuff-Cut 230 Walk Behind
👍Always Manufactured To OEM Specifications. Aeagle Lawn Mower Deck Rebuild Parts Have One-Year Warranty.

SaleRank No. #9

Maxpower 331387XB Commercial Mulching Blade for 21 in. Cut Toro, Exmark, Lawn Boy Mowers Replaces OEM #'s 108-0954-03, 116-4500, 1164500S, 1350413S

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.

Rank No. #10

OTDSPARES 331538B Mower Blades 21 inch Deck Replaces 742-0641 MTD Cub Cadet Troy-Bilt SC100 Tuff-Cut 220 942-0641 1 Pack

Replaces OEM Part Numbers: MTD, Cub Cad et, Troy-Bil t 742-04276, 742-0641, 942-0641
Compatible with Models: 21" Decks Troy-Bi lt Tuff-Cut 220, Tuff-Cut 230 Walk Behind
Compatible with: 21" Decks Cub Cad et 5521, CC46ES, CC94M, CC98H, CC98M, CC999ES, CC99M, SC100, SC500, SC300 Walk Behind
Compatible with: 21" Walk Behind Decks MTD Columbia, Craftsm an, Huskee, Mastercut, White, Yard Machines, Yard-Man
Measures 21" long by 2-1/4" wide and has a bow-tie center hole.

Rank No. #11

EGO Power+ AB2100 Blade for EGO 56V 21-Inch Lawn Mower Models LM2101/LM2100/LM2102SP/LM2100SP, Black

3-In-1 mower blade for mulching, bagging and side discharging
Designed specifically for EGO power plus mower models LM2100 and LM2100SP
Factory sharpened steel blade for excellent cutting performance
Delivers a clean cut to promote lawn health
Genuine EGO parts ensure compatibility and quality

Rank No. #12

942-0741A Mower Blade for Cub-Cadet MTD Troy Bilt 21" Deck Mover, 2 Pack Mulching Blades for Troy Bilt TB130 TB230 410 Craftsman 247 Series Push Mower, SC700E Self Propelled, Replaces for 742-04100

【Application】These lawn mower blades, 3-in-1 blades featuring bagging, discharging and mulching functions, are contoured to swirl grass clippings inside the mower deck, while the blade's long cutting edges and curved surfaces recut the clippings into smaller pieces.
【Compatibility】For ① Troy-Bilt TB130, TB230, TB200, Tru-Cut 100 ② Craftsman 247 series ③ MTD 410, RM105, 11A series, 12A-series ④ Cub Cad et SC700E, CC439, S621, 5521 ⑤ Yard Machines 116-410A000 ⑥ Yard Man 12AV829C755. For more models, please check the product description.
【Replacement Part Number】942-0741, 942-0741A, 742-0741, 742-0741A, 742-04100, 942-04276, 942-04276S, 742-04276, 742-04276S, CMXGZAM100067, CC-742-3022, CC-742-0741, 490-100-C089, 490-100-M084.
【Package Includes】21" mower blade x 2. Come with a bow-tie center hole. Sharpened already.
【Product Dimensions】Length 21", width 2-1/4", thickness 1/8", outside holes diameter 5/16", center to center (outside holes) 2-1/2". In case of manual measurement errors, please refer to the physical products.

Rank No. #13

MTD Genuine Parts (942-0741A) Replacement Part Mulching Blade-21-Inch Cutting Decks Fits Various MTD, CRAFTSMAN, Troy-Bilt, and Other Top Models

Sharper blades cut grass cleanly and create a healthier looking lawn
Weakened grass Blades are prone to pests and disease
Give your lawn a professional finish the neighbors will admire
Genuine OEM part.
Fits poplar walk-behind mower models including, but not limited to: 11A-B0BL765, 11A-B0S5700, 11A-B0BL700, 11A-A2S5700, 12A-A0BE700, 11A-A00X700, 12A-A0M5700

Rank No. #14

Blades for 21" MTD Cub Cadet Troy-Bilt 742-0741 942-0741 L8

Blade Width - 2.25"
Blade Thickness - 0.134"
Blade Length - 21"
Center Hole Size - 5/16" bow-tie
Air Lift - 15/16"

Rank No. #15

Rotary 21" 9810 Mulching Lawn Mower Blade - Aftermarket Replacement for: AYP Sears Craftsman Husqvarna

Blade Cutting Length: 21”
Center Hole: 5/8” Outer Holes 3/8” Center to Center 1 7/8”
Mulching Blade
Check Description for replacement part numbers and fitment.

Rank No. #16

Wadoy 2105200317A Blade 21" 2 Pack, Compatible with Mu-rray Da-ye Hyper Tough MNA152901 MNA152903 MNA152701 2105200317 84005221 Mower Blade

🍃 Lawn Mower Blade Part Number: 2105200317, 2105200317A, also fit for model MNA152901, MNA152903, MNA152701, 84005221. Please confirm this is the blade you need before placing an order, the easiest way to check is to remove the old blade and find the part number printed on the blade.
🍃 High Quality: Powder-coat finish help to prevent rust. Extended cutting surface helps with cutting efficiency. Tungsten carbide is fused to the blade for a hard cutting surface that will lead to longer intervals between sharpening.
🍃 Product Specifications: 21 inch long, easy to install. 2 Pack Blades.
🍃 Non original aftermarket part. - "2105200317A Blades, compatible with Hyper Tough." This blades were not created by Hyper Tough, or affiliated with the brands it fit, including Mu-rray Da-ye.
🍃 We focus on provide high quality products at fair price: Professional factory, Professional technical support; if you unsatisfy with our product, pls contact us.

Rank No. #17

Parts 84005221 Blade 21" Daye/Hyper Tough MNA152701 Compatible with 2105200317, 2105200317A

Includes (1) 84005221 Mower Blade
New, Bulk Packed
Genuine OEM Oregon Replacement Part
Consult owners manual for proper part number identification and proper installation
Please refer to list for compatibility

Rank No. #18

Terre Products, Single Mulching Lawn Mower Blade, 21 Inch Deck, Compatible with MTD, Cub Cadet, TroyBilt, Replacement for 742-04100, 742-0741, 742-0741A, 942-0741, 942-0741A, 1995 and After

Length: 21" | Width: 2-1/8" | Thickness: .126" | Bow Tie Center Hole: 18mm | Outer Holes: 5/16" | Distance Between Outer Holes: 2-1/2"
Replacement for: 742-04100, 742-0741, 742-0741A, 942-0741, 942-0741A, 742-04276, 742-04276S, 942-04276, 942-04276S, CC-742-0741, CMXGZAM100067
Compatible with Cub Cadet: 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 700 H, SC 700, SC 300, SC 300 HW, SC 300, SC 500 Z, SC 500 HW, SC 500 Z, SC 300 E, SC 300e, SC 500 EZ, SC 500 EQ, CC46ES, CC99M, CC98, CC98H, CC98K, 5521, 214 IP, 214 KW
Compatible with Cub Cadet: 300 and 900 series walk behind mowers with 21" deck | MTD 21" walk behind mowers 1995 and newer | Troy Bilt: 21" walk behind mowers 1995 and newer | Ranch King: 21" walk behind mowers 1995 and newer | Yard Machine: 21" walk behind mowers 1995 and newer
Compatible with Troy-Bilt: 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 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 380 XP, TB 380 ES, TB 400 XP, TB 430 XP, TB 450 XP, TB 490 XP

Rank No. #19

Oregon 98-631 Gator G3 Lawn Mower Blade, 21-Inch, Replaces Cub Cadet, Bolens, Craftsman, MTD

Center hole: bow-tie
Aggressive blade angle increases air flow to push debris up and out for superior bagging or side discharge
Gator Mulcher provides cleaner, more efficient cutting performance can eliminate the need to bag, saving time and hassle
Replacement for major brand: Bolens

Rank No. #20

Grasscool 21 inch Mower Mulching Blades for Troy Bilt TB280ES TB240 TB130 TB230 TB210 TB110 TB220 TB320 Cub Cade MTD 21 '' Cutting Lawn Mower Replace for 942-0741A 742-0741 742-0741A 942-0741 (1 Pack)

21 inch Mower Blades Replace number Troy Bilt Cub Cadet Craftsman MTD 742-04100 742-0741 742-0741A 942-0741 942-0741A 490-100-C089 742-04276 742-04276S 942-04276 942-04276S CC-742-0741 CMXGZAM100067 OEM-742-0741
Mower Blades fit for Walk-Behind, Push and Self-Propelled Mowers with a 21-inch Cutting Deck, (1995 - );for many brand Troy-Bilt, Cub Cadet, MTD, Craftsman, MTD Gold, Bolens, White Outdoor, Murray, Snapper, Yard Machines, Yard-Man and Huskee
21 inch Mower Blades Compatible with Cub Cadet 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 700 H, SC 700, SC 300, SC 300 HW, SC 300, SC 500 Z, SC 500 HW, SC 500 Z, SC 300 E, SC 300e, SC 500 EZ, SC 500 EQ, CC46ES, CC99M, CC98, CC98H, CC98K, 5521, 214 IP, 214 KW
21 inch Mower Blades Compatible with Troy-Bilt 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 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 380 XP, TB 380 ES, TB 400 XP, TB 430 XP, TB 450 XP, TB 490 XP
21 inch Mower Blades Compatible with Craftsman M250 M260 M110 M105 M140 M270 M115 M100 M210 M230 M320 M310 21 inch Lawn Mower;White Outdoor LC-436, LC-149, HW-615, HW-656, HW-456, W-56MC, LC-210, LC-215, LC-210SS, W-995, LC-215E, W-54K, W-54MB, W-54MC, W-83MC

Last update on 2023-08-24 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

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The Best 21 Lawn Mower Blade of 2023 – Reviewed and Top Rated

How Do You Buy The Best 21 Lawn Mower Blade?

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