Comparison: Best Lawn Mower Blades For 42 Inch Craftsman (Updated | Oct 14th)

When maintaining a pristine lawn with a 42-inch Craftsman mower, selecting the right blades is essential for achieving optimal cut quality and durability. This comparison highlights top-performing options, evaluating factors like material, sharpness, and compatibility to help you make an informed choice. Whether prioritizing precision, longevity, or ease of installation, our guide provides balanced insights to match your mowing needs without overpromising results. Discover blades designed to enhance performance while keeping your lawn healthy and vibrant.

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Product Comparison: Best Lawn Mower Blades For 42 Inch Craftsman

Best overall

Grasscool 138971 42 Inch Mower Blades for Craftsman LT1000 LT2000 T110 YT3000 532138971 Poulan Pro 42" Deck Riding Mower Lawn Tractor (5 Point Star)

Grasscool 138971 42 Inch Mower Blades for Craftsman LT1000 LT2000 T110 YT3000 532138971 Poulan Pro 42" Deck Riding Mower Lawn Tractor (5 Point Star)

Grasscool
  • 42 inch Mower Blades Replace for Craftsman Poulan Pro Husqvarna 138971 138498 532127843 532138971 532138498 CMXGZAM110136
  • 42 inch Mower Blades Compatible with Craftsman 42 inch deck riding mower lawn tractor,model:LT1000 LT2000 T110 DLT3000 T2200 YT3000
  • 138971 Blades fit for Craftsman T110 model before 1997
  • 42 inch Mower Blades Compatible with Poulan Pro 42 inch deck riding mower lawn tractor,model:PP19A42
  • 42 inch Mower Blades Compatible with Husqvarna 42" inch deck riding mower lawn tractor,model:YTH18542
  • AVOID MISTAKES: The blade is NOT suitable for 942-04308 6-Point Star center Craftsman models LT1000 LT2000 T110, and others. This 138971 blade is ONLY compatible with a 5-Point Star spindle. Please check that your center hole pattern matches before purchasing to avoid installation issues.
  • BLADE SPECIFICATION: Length: 21"(533mm), Width: 2-1/4"(57mm), Thickness: 5/32"(4mm), Center Hole Shape: 5 Point Star, For Deck Size: 42", Lift: 7/8"(23mm), Mower Blade Type: Mdeium Lift Blade.
  • FIT TOUGH MOWING TASKS: The blade is very suitable for cutting overgrown weeds or clearing rugged terrain. You can sharpen the blade if you want to maintain a neat, even cut for normal lawns. The cutting edges are painted to prevent rust and protect your hands during installation. The paint will wear off as you mow the grass.

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Mulching blades

Grasscool 134149 Mulching Blades for Craftsman 42 inch Mower Blade LT2000 LT1000 YS4500 Replace 422719 532134149 Husqvarna Poulan Pro 42'' Deck Riding Lawn Mower 5 Point Star (2 Pack)

Grasscool 134149 Mulching Blades for Craftsman 42 inch Mower Blade LT2000 LT1000 YS4500 Replace 422719 532134149 Husqvarna Poulan Pro 42'' Deck Riding Lawn Mower 5 Point Star (2 Pack)

Grasscool
  • 134149 Mulching Blades Replace number Craftsman, Husqvarna, Poulan, Poulan Pro 134149 532134149 424752
  • 134149 Mulching Blades Compatible with Craftsman 42 inch deck riding mower lawn tractor model:LT1000 LT2000.The mower blades come with 3 purposes (mulching, bagging, and side discharging) at the same time.
  • 134149 Mulching Blades Compatible with Husqvarna 42" inch deck riding mower lawn tractor,Poulan Pro 42 inch deck riding mower lawn tractor.
  • AVOID MISTAKES: The blade is NOT suitable for 942-04308 6-Point Star center Craftsman models LT1000 LT2000 T110, and others. This 134149 blade is ONLY compatible with a 5-Point Star spindle. Please check that your center hole pattern matches before purchasing to avoid installation issues.
  • BLADE SPECIFICATION: Length: 21"(533mm), Width: 2-1/4"(56.5mm), Thickness: 9/64"(3.5mm), Center Hole Shape: 5 Point Star, For Deck Size: 42", Lift: 1-1/16"(27.5mm)), Mower Blade Type: Mulching Blade.
  • FIT TOUGH MOWING TASKS: The blade is very suitable for cutting overgrown weeds or clearing rugged terrain. You can sharpen the blade if you want to maintain a neat, even cut for normal lawns. The cutting edges are painted to prevent rust and protect your hands during installation. The paint will wear off as you mow the grass.
  • 3-IN-1 BLADE: Serves 3 purposes (mulching, bagging, and side discharging) at the same time. Featuring numerous curves that cuts and re-cuts grass to smaller pieces, and recycles them back into the soil as nutrients to promote healthy lawn growth. Additionally, its high-lift increases the bagging capacity by 50%.
  • LOWER CLOGGING RISK: Strong airflow and finely shredded grass can reduce clogging around the blade and improve mowing efficiency.

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Commercial grade

MaxPower 561713XB 2 Commercial Mulching Blade Set for Many 42 in. Cut Craftsman, Husqvarna, Poulan Mowers Replaces OEM #'s 138498, 138971, 532138971, 532127843, 532138498

MaxPower 561713XB 2 Commercial Mulching Blade Set for Many 42 in. Cut Craftsman, Husqvarna, Poulan Mowers Replaces OEM #'s 138498, 138971, 532138971, 532127843, 532138498

Maxpower
  • Includes 2 commercial mulching blades for a 42" cut. Fits Craftsman models manufactured by Husqvarna. Does not fit Craftsman models manufactured by MTD
  • Replaces OEM #'s 127843, 138498, 138971, 134149, 138971X431, 532138971, 532127843, 532138498 and CMXGZAM110136
  • Each blade measures 21" long x 2-1/2" wide with a 5-point star center hole
  • 5-point star 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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Durable metal

budrash 532138971 Mower Blades for Craftsman/HU/Poulan 42" Lawn Tractor, 138498 High Lift Blades for Craftsman LT1000 DYT4000, Hus qvarna YTH18542, Replace 127843 531307224, 2 Pack

budrash 532138971 Mower Blades for Craftsman/HU/Poulan 42" Lawn Tractor, 138498 High Lift Blades for Craftsman LT1000 DYT4000, Hus qvarna YTH18542, Replace 127843 531307224, 2 Pack

budrash
  • 【Application】The high-lift mower blade kit is ideal for bagging and discharging clippings, creating a vertical angle that maximizes airflow through the blade, helping you to get an even and level cut, especially well with tall grass. Please check your original part number to see if these parts will fit your model before purchase
  • 【Compatible】The cutting blades are compatible with ① Craftsman LT1000, DYT4000, YT3000, YT4000, YS4500, ② Poulan PXT 16542, PR17542, C20H42YT, ③ Hus qvarna YTH18542, YTH22V42, YTH20B42, LTH152, LTH174, etc 42" deck lawn mowers
  • 【Replace OEM Part Numbers】532138971, 532138498, 532127843, 531307224, 138971, 134149, 138498, 127843, CMXGZAM110136, PP24004
  • 【Durable】The tractor blades with 5-point star center holes are made of heavy-duty metal. Please make sure your spindle hubs are a 5-point star pattern in case of wrong purchase
  • 【Package Includes】Two pack lawn tractor blades with 21" in length, 2-1/4" in width, and 1/6" in thickness

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Mulching set

MaxPower 561714B 2 Blade Mulching Set for 42" Cut Craftsman, Husqvarna, Poulan Mowers Replaces OEM #'s 134149, 594892701 and 532134149

MaxPower 561714B 2 Blade Mulching Set for 42" Cut Craftsman, Husqvarna, Poulan Mowers Replaces OEM #'s 134149, 594892701 and 532134149

Maxpower
  • Includes 2 blades for 42" cut
  • Replaces OEM no. Craftsman, Husqvarna, Poulan OEM #'s 134149, 532134149, 594892701, 422719, 424752, 532422719, 532424752
  • Measures 21" long by 2-1/4" wide
  • Has a 5 Point Star Center Hole
  • Manufactured to meet or exceed all OEM specifications

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Editors choice

Craftsman SBD CMXGZAM110191 42" Ultra High-Lift Bagging Blade Set for Craftsman 42 Inch Riding Mowers and Zero-Turn Mowers, S-Shape Center Hole, Set of 2

Craftsman SBD CMXGZAM110191 42" Ultra High-Lift Bagging Blade Set for Craftsman 42 Inch Riding Mowers and Zero-Turn Mowers, S-Shape Center Hole, Set of 2

Craftsman SBD
  • ORIGINAL EQUIPMENT PART: Engineered to be compatible with mower blades that start with the part numbers 742P05177 and 742-05177, ensuring precise fitment and optimal performance on your equipment
  • COMPATIBILITY: Fits seamlessly on CRAFTSMAN Riding Mowers and Zero-Turn Mowers with 42-inch cutting decks ensuring versatility and optimal performance across a range of mower models and configurations
  • FACTORY TESTED AND APPROVED: Each blade is rigorously tested and approved in the factory to ensure it delivers the perfect fit, exceptional strength, unmatched durability, and superior performance
  • PARTS LIST LABEL: For easy identification of original equipment parts, consult the Parts List label located under the rider hood or beneath the zero-turn seat mounting bracket

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Wide compatibility

UDC Parts 532138971 138971 42 Inch Mower Blades for Craftsman LT2000 YT3000 Husqvarna YTH22V42 YTH18542 YTA18542 YTH1542XP Poulan 532127843 138498 532138498 127843 134149 532134149 /High Lift /2 Pack

UDC Parts 532138971 138971 42 Inch Mower Blades for Craftsman LT2000 YT3000 Husqvarna YTH22V42 YTH18542 YTA18542 YTH1542XP Poulan 532127843 138498 532138498 127843 134149 532134149 /High Lift /2 Pack

UDC Parts
  • Replaces OEM Part: Husqvarna, Craftsman 138971, 532138971, 127843, 532127843, 138498, 532138498, 138971X431, 594892701, AYP 917127843, 917131323, 917138498MS, 917532138498
  • Dimensions: Length 21", Width 2-1/4", Thickness 0.157", Center Hole 5 point star, Air Lift 15/16", Cutting Edge Length 3-5/16", Compatible Deck Size 42". The length of the blade is measured diagonally from one end to the other
  • When installing a new Blade, or Cutter, you may notice that the cutting edge has been pre-sharpened but then painted over. This paint is a safety measure to protect the installer from injury during installation. This paint will come off quickly during initial operation and should not be otherwise removed
  • 532138971 Craftsman 42 Inch Mower Blades Compatible with YT3000 (917.289340, 917.289341, 917.289342, 917.289344), LT2000 (917.289100, 917.289101, 917.289102, 917.289103, 917.289104, 917.289105, 917.289106, 917.288070), DLT2000 (917.273780), DLT3000 (917.275820, 917.275821), 917.279060 (960130002), 917.279180 (YTH2242T), 917.287520 (YTH2042), 917.289620 (YTH 22V42), DYT4000 (917273820, 917273821, 917273823), YT4000 (917289260), DYS4500 (917287260), YS4500 (917287220)
  • 532138971 Husqvarna 42 Inch Mower Blades Compatible with YTH22V42, YTH18542, YTA18542, YTH1542XP, YTH1542, YTH180, YT1942, YTH1842, YTH2042, TS142, YTH20K42, LTH130, RZ4219, YTH145, 2042LS, YTH150, YTH2242. Please confirm the complete model number to ensure a proper fit. For a more detailed list of compatible models, check the description below
  • 532138971 Husqvarna 42 Inch Mower Blades Compatible with YTA19K42, YTH20B42T, TS242, LTH1342, LTH1742, LTH140, LTH145, LTH152, LTH174, LTH1542, LTH1842, LTH18542, LTH2042, LTH2142, LTH2142D, LTH2142DR, LT140, LT152, LT16542, LT18542, LT1942, LT2223A2, PB195H42LT, YTH130, YTH135, YTH150 XP, YTH180XP, YTH184T, YTH190, YTH1342XP, YTH1542XPT, YTH155, YTH170
  • 138971 Husqvarna 42 Inch Mower Blades Compatible with YTH1842XP, YTH18K42, YTH1942, YTH2042XP, YTH2042TD, YTH20F42T, YTH21K42, YTH2242T, YTH22K42, YTH23V42, YTKH1542XP, YT130, YT150, YT155, YT160, YT16542, YT16542T, YT190, YT1942T, YT42LS, YT42CS, Z142, TS142T, TS142X, TS142XK, TS142TX, TS142TXD, TS242D, TS243, TS243T, Z142, RZ4219BF
  • 532138971 Poulan 42 Inch Mower Blades Compatible with PP175G42, PP19A42, PO17542LT, PO16542LT, PB145G42, PP1242, PP1242A, PO1742STA, PO1742STC, CO185H42STA, CO185H42STB, 279370, CN1842STA, CO1842STA, CO18542STA, CO18542STB, CO18542STC, PD185H42STA, PD185H42STB, PD185H42STC, PO17542STD, PP145H42, PP145H42A, PP145H42B, PRK17H42STA, PXT175G42

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High quality

MaxPower 561713B 2-Blade Set for 42" Cut Poulan/Husqvarna/Craftsman Replaces 138498, 138971, 127843, 532138971, 532127843, 532138498, CMXGZAM110136

MaxPower 561713B 2-Blade Set for 42" Cut Poulan/Husqvarna/Craftsman Replaces 138498, 138971, 127843, 532138971, 532127843, 532138498, CMXGZAM110136

Maxpower
  • 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.

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Best budget

Hongvchang 134149 Mulching Lawn Mower Blades, Compatible with Craftsman 42 inch Mower Blade LT2000 LT1000 YS4500, Replaces 532134149 422719 424752, 2 Pack

Hongvchang 134149 Mulching Lawn Mower Blades, Compatible with Craftsman 42 inch Mower Blade LT2000 LT1000 YS4500, Replaces 532134149 422719 424752, 2 Pack

Hongvchang
  • Replaces OEM numbers: 134149 532134149 422719 777134149 424752
  • Blade Dimensions: Length: 21"; Width:2.25"; Thickness: 0.134"; 5 Point Star
  • Compatibility:Mower blade compatible Craftsman LT1000, LT2000, YT3000, YT4000, YS4500; Hu sqvarna LT125, LTH130, YTH1842, YTH20F42T, YTH2042; Poulan Pro: PB19H42YT, PB195H42LT, PB145G42, PB15542LT, PD17542LT; Statesman, R yobi, Weed Eater, Murray, Jonsered, A riens Arians 42" deck ride on mowers
  • Mulching Blade:Mulching blades extend grass cutting cycles to create finer clippings, enhancing decomposition and nutrient release. Ideal for uneven terrain, they efficiently manage small shrubs while supporting eco-friendly lawn maintenance
  • Packing:2 Pack

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Premium build

(2 Pack) Replacement High Lift Lawn Mower Blades for Craftsman Husqvarna Poulan 127843 138498 138971 532127843 532138498 532138971, Fits Craftsman LT1000 DYT4000, Husqvarna YTH18542 42” Deck Mower

(2 Pack) Replacement High Lift Lawn Mower Blades for Craftsman Husqvarna Poulan 127843 138498 138971 532127843 532138498 532138971, Fits Craftsman LT1000 DYT4000, Husqvarna YTH18542 42” Deck Mower

KOFINAM
  • 【Specification】Length: 21", Width: 2-5/16", Thickness: 1/6", Center Hole: 5-Point Star, Deck Size: 42 Inch. Package Includes: 2 Pack Lawn Mower Blades
  • 【Replaces Part Number】Craftsman 138498, 138971, 127843, 134149, CMXGZAM110136; Husqvarna 532138971, 532138498, 532127843; Poulan 531307224, 532138971, PP24004; AYP 127843, 134149, 138498, 138971, 138971X431, 139775, 531307224, 532134149, 532138971, 532139775, 594892701, 917127843, 917131323, 917138498MS, 917532138498, HU22004; Ariens 21546095, 532138971; Snapper 704429
  • 【Compatible】Fits 42" Deck Husqvarna 2042LS, LT125, LT130, LT152, LT18542, LTH125, LTH130, LTH140, LTH145, LTH1542, LTH1742, LTH18542, LTH2042, LTH152, LTH174, LTH1842, LTH2142, YT130, YT155, YTH135, YTH150 XP, YTH155, YTH170, YTH200, YTH210, YTH1342 XP, YTHK1542A, YTHK1542B
  • 【Compatible】Fits 42" Deck Craftsman LT1000, DYT4000, YT3000, YT4000, YS450; Poulan PB19H42YT, PB20H42YT, PO14542LT, PO15542LT, PXT175G42
  • 【After-Sales Service】We provide 6 months warranty service, if you have any questions, please feel free to contact us via email.

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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 lawn mower blades for 42 inch craftsman

Compatibility

  • Verify model compatibility with Craftsman LT1000, LT2000, T110, YT3000, or other listed models
  • Check spindle hole type (5-point star vs. 6-point star)
  • Confirm deck size (42 inch) matches product specifications

Blade Type

  • Choose between mulching, high-lift bagging, or hybrid blades
  • Mulching blades optimize grass recycling
  • High-lift blades enhance airflow for bagging

Material & Durability

  • Look for hardened steel or commercial-grade construction
  • Check for powder-coated or protective finishes
  • Ensure proper thickness (9/64"or 1/6") for longevity

Dimensions

  • Standard length is 21"with 2-1/4"width
  • Confirm lift height (1-1/16"to 15/16")
  • Verify blade weight for balanced cutting performance

Replacement Specifications

  • Matches OEM numbers like 138971, 134149, or 532138971
  • Cross-references with Husqvarna/Poulan Pro equivalents
  • Includes replacement sets (2-pack) for full deck coverage

Performance Features

  • Pre-sharpened edges for immediate use
  • Designed to reduce vibration during operation
  • Balanced weight distribution for smooth cuts

FAQs

Which blade is best for mulching in a 42 inch Craftsman mower?

Grasscool 134149 Mulching Blades (B0BBRKKK7W) are designed for efficient mulching in 42-inch Craftsman mowers.

Are there blades compatible with multiple Craftsman models?

Grasscool 138971 (B0B5TQ2R1P) fits LT1000, LT2000, T110, and YT3000 models.

Which blades are recommended for commercial use?

MaxPower 561713XB (B00AN89R9O) is a commercial-grade mulching blade set for 42-inch Craftsman mowers.

What blade set is best for bagging?

Craftsman SBD CMXGZAM110191 (B0933NZ74S) is an ultra high-lift bagging blade set for 42-inch mowers.

Are there high-lift replacement blades available?

Hongvchang 134149 (B0F1G2G8RP) offers high-lift mulching blades compatible with 42-inch Craftsman mowers.

Which blades come in a 2-pack?

UDC Parts 532138971 (B0D3V4P8LD) and the Craftsman-compatible 2-pack (B0C2NGVRQ4) are available as sets.

Which blades fit Poulan and Husqvarna models too?

MaxPower 561713B (B008KRMAV2) and budrash 532138971 (B0B5XPCLYL) are compatible with Craftsman, Poulan, and Husqvarna.

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