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The Best Mulching Blades 42 Inch of 2025 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best Mulching Blades 42 Inch of 2025. Check our ranking below.

2,501 Reviews Scanned

Rank No. #1
UDC Parts 942-0616A Mower Blades Replacement for Cub Cadet 42 Inch XT1 LT42 with 6 Star Hole Craftsman T110 Troy Bilt Pony RZT42 T210 LT4200 742-0616A 942-0616 Zero Turn / 2 Pack Gator Mulching
  • Cub Cadet XT1-LT42 and XT2-LX42 models use different blade center holes; our blades are 6-Point Star mounting pattern ONLY (fits OEM 942-0616A), please verify your original blade before ordering as other patterns will not fit.
  • Replaces OEM Part: Cub Cadet 942-0616A, 742-0616A, 742-0616, 942-0616, 742-04126, 942-04126, Craftsman CMXGZAM110115
  • Important: Parts may differ between different configurations of the same mower model. Please confirm the complete model number to ensure a proper fit. For a more detailed list of compatible models, check the description below
  • 942-0616A Craftsman 42 inch Mower Blades Compatible with T110, T110K, T130, T210, T1000, T1400, T3000, T7800, LT1500, LT2000, PYT9000 Zero Turn Mowers; Huskee LT4200
  • 942-0616A Cub Cadet 42 inch Mower Blades Compatible with XT1 LT42 KH, XT1 LT42 C, XT1 LT42 EFI, XT1 LT42, XT2 LX42 KH, XT2 LX42 EFI, XT2 LX42 KW, ZT1-42 KH Zero Turn Mowers
Rank No. #2
MaxPower 561811XB 2 Blade Commercial Mulching Set for Many 42 in. John Deere Mowers Replaces OEM # GX22151, GY20850
  • 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.
Rank No. #3
MaxPower 561713XB 2 Commercial Mulching Blade Set for Many 42 in. Cut Craftsman, Husqvarna, Poulan Mowers Replaces OEM #'s 138498, 138971, 532138971, 532127843, 532138498
  • 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
Rank No. #4
budrash 942-04308-X Mower Blades Fit for Cub Cad et Troy Bilt MTD Craftsman 42" Deck, 742-0616A Gator Mulching Blades Fit for 42" Riding Tractor Zero Turn Mower, 2 Pack
  • 【Replace Part Numbers】Not for all 42" deck, please check your hole shape(6 point star), part number, size to see if these parts will fit your model before purchase. Replacement cutting blade for 742-0616A, 742-0616, 942-04308-X, 942-04360, 742-04410, 742-04360, 942-04126-X, 742-616A, 742-0616A-0637, 742P04308-X, 942-04312-X, 742-0616B, 742-0616A-X, 7420616A0637, 742-04308-X, 742-04126-X, 942-04410, 942-04410-0684
  • 【Compatibility】These blades are compatible with following 42" deck lawnmower (but not limited to): Cub Cad et Cad 1170, 1600, LT-1040, LT-1042, LTX-1040, Craftsman 604G, LT-1500, LT-2000, T1000, Troy Bilt 604G, 609G, Bronco, Bronco 42 Auto, Bronco 42X Auto, Huskee 606G, 608G, 660G, 673G, Please check the description for more models
  • 【Application】These blades are made of heavy duty steel and come with a gator mulching type. The high lift of the blade would pull the grass up, providing you with a clean, even cut. To produce high-quality mulch, the teeth are oriented toward the center of the blade to reroute airflow and force grass clippings back onto the cutting edge, resulting in progressively smaller clippings
  • 【Easy to Install】The installation only takes 10 minutes. You need to use a wrench or socket to loosen the fasteners holding the blade to the drive shaft, then install the new blade back into its correct position. Remember to wear gloves to prevent scratches
  • 【Size Information】Length 21-1/4", Width 2-3/8", Thickness 0.157", Center Hole 6 Point Star, Size Hole Diameter 5/16", Side Hole Center Distance 2-1/2"
Rank No. #5
Grasscool 942-0616A Mulching Blades with 6 Star Mounting Pattern for Cub Cadet 42 inch Zero Turn Lawn Tractor MTD Troy Bilt Bronco Pony 42" Deck Mower Replace 742-0616A 742-0616 942-0616
  • Blade Compatibility Notice: Cub Cadet 42 inch Zero Turn Models (ZT1-42 XT1-42 XT2-42 RZT42 LT1042) were manufactured with four different blade specifications:Type 1: Part # 942-0616A(with 6 Star Hole)-OUR BLADES;Type 2: Part # 742-05177 742P05177(with S-Hole)-ORDER IT ELSEWHERE;Type 3: Part # 759-3830 742-04101 (with Circle-Hole)-ORDER IT ELSEWHERE;Type 4: Part # 138971 (with 5 Star Hole)-ORDER IT ELSEWHERE.Please confirm the part number from your original blade before purchasing a replacement.
  • Blade Compatibility Notice:Craftsman 42" Deck Mower Uses Two Different Mounting Pattern. Our Blades Have a 6-Point Star Mounting Pattern. They Will NOT fit Mounting Pattern with an “5-Point Star” (MPN 138971). Please Check Your Original Blade’s Mounting Pattern Before Ordering a Replacement!
  • Mower Blades with 6 Star Mounting Pattern Replace MPN 742-04126, 742-0616, 742-0616A, 942-04126, 942-0616A; Craftsman CMXGZAM110115.
  • Mower Blades with 6 Star Mounting Pattern Compatible with Cub Cadet 42 inch Zero Turn Lawn Tractor Mower,Model:ZT1-42, XT1 LT42,XT1-LX42,XT2-LT42, RZT42, LT1042
  • Mower Blades with 6 Star Mounting Pattern Compatible with Troy Bilt Bronco Pony 42" Deck Mower

Last update on 2025-07-15 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

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