Nothing ruins a mowing session like ragged, torn grass tips or a deck that vibrates violently under load. If your current blade is dull or mismatched, the cut quality drops fast, leaving your lawn looking stressed and uneven. Finding the right Bolens Push Mower Blade means matching the center hole geometry, blade length, and lift profile to your specific mower model. A poor fit can cause excessive wear on the spindle or lead to dangerous imbalance while the engine is running. You need a blade that cuts cleanly without bogging down the motor, especially in thick or wet turf.
Based on careful analysis of product specifications and user feedback, the options below cover popular 20 and 21-inch deck sizes. Many homeowners prefer mulching blades that pulverize clippings for a natural fertilizer, while others need high-lift designs for better bagging suction. The safe removal process is critical before installing any new part. These replacements are engineered to fit MTD, Cub Cadet, Troy-Bilt, and Bolens models, ensuring you get the correct spindle mount. Choosing the right steel gauge and finish helps extend the life of your cutting deck and keeps the engine running smoothly during heavy use.
Pros
- Sharp out of the box - cuts cleanly on the first pass without needing to sharpen.
- Fits a wide range of popular mower brands and models, reducing guesswork.
- Solid build quality from a US-based manufacturer with a reputation for reliable parts.
- Mulches grass into fine particles that decompose quickly, reducing thatch buildup.
- Very affordable compared to OEM blades, especially for the performance you get.
Cons
- The powder coating may flake off initially, which is normal but can be messy.
- Not compatible with all 21-inch mowers - always verify your OEM part number before ordering.
- Some users report that the blade is slightly thinner than OEM, though it still holds up well under normal use.
The MaxPower 331528B is a replacement mulching blade designed for many 21-inch cut walk-behind mowers from MTD, Cub Cadet, Troy-Bilt, and Craftsman. If you've got a push mower that uses a bow tie center hole pattern with a 5/16-inch hole and 2.5-inch spacing, this blade is likely a direct drop-in. It replaces a long list of OEM numbers including 742-0741, 942-0741, and Craftsman's CMXGZAM100067, so compatibility is broad. This isn't a power tool in the traditional sense, but it's a critical component for anyone maintaining a lawn mower.
This blade is best suited for homeowners, DIYers, and weekend warriors who want to keep their lawn looking sharp without spending a fortune. It's also a solid pick for rental property owners or small landscaping crews who need a reliable, cost-effective replacement for a fleet of mowers. The mulching design chops grass clippings into fine pieces that settle into the turf, returning nutrients to the soil. That means less bagging and a healthier lawn overall.
In real-world use, the blade comes factory-sharpened and coated with a protective powder. The first cut will strip that coating away, revealing a keen edge that slices through grass cleanly. Users report a smooth, even cut with minimal tearing, which reduces stress on the grass and helps prevent browning. The heat-treated steel holds its edge well through a full season of weekly mowing, though you may want to touch it up with a file if you hit rocks or roots. Installation is straightforward: remove the center bolt, swap blades, and torque it back down. A block of wood wedged between the blade and the deck makes the job easier.
Build quality is solid for an aftermarket blade. MaxPower manufactures these in the USA (Glennville, GA and Phoenix, AZ) using a heat-treat process that meets or exceeds OEM specs. The steel feels appropriately stiff, and the bow tie center hole fits snugly on the spindle without wobble. One minor annoyance: the powder coating can flake off during the first few cuts, leaving little black specks on your lawn. That's cosmetic and harmless, but worth noting. Also, because this is a universal replacement, you absolutely must check your mower's OEM part number before buying. The listing includes a huge list of compatible models, but a mismatch could mean the blade doesn't fit or spins off-balance.
Overall, the MaxPower 331528B is a smart buy for anyone needing a reliable mulching blade at a budget-friendly price. It cuts well, fits a wide range of mowers, and is built to last. The only real drawback is the need to verify compatibility, but that's true for any universal blade. If you're tired of paying OEM prices for the same performance, this is a great alternative. Just double-check your part number, and you'll be back to mowing in no time.
Blade Length: 21 inches
Blade Width: 2.25 inches
Center Hole: Bow tie pattern, 5/16-inch diameter outer holes, 2.5-inch center-to-center spacing
Weight: 1.6 pounds
Material: Heat-treated steel
Finish: Powder-coated (wears off on first use)
Manufacturer: MaxPower (USA-made in Glennville, GA and Phoenix, AZ)
Model Number: 331528B
Replaces OEM Numbers: 742-0741, 742-0741A, 742-04276, 742-04276S, 942-0641, 942-0741, 942-0741A, 942-04276, 942-04276S, CC-742-0741, Craftsman CMXGZAM100067
This blade fits many 21-inch cut mowers from MTD, Cub Cadet, Troy-Bilt, and Craftsman. Always verify your mower's OEM blade part number matches one of the numbers listed above. Common compatible models include:
Cub Cadet: 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 100, SC 100 H, SC 100 HW, SC 300, SC 300 E, SC 300e, SC 300 HW, SC 500 EZ, SC 500 EQ, SC 500 HW, SC 500 Z, SC 700E, SC 700 H; S 621, S 621 SS, SR 621, SRC 621, SRE 621, SC 621, SC 621 E; MTD 214 IP, 214 KW, PR 521.
Troy-Bilt: 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 ES, TB 380 XP, TB 400 XP, TB 430 XP, TB 450 XP, TB449E, TB 490 XP; Tru-Cut 100, 110; Tuff Cut 200, 210, 220, 230; Pro-Cut 300, 310, 320.
Craftsman: Models using OEM part CMXGZAM100067 (check your mower's manual or existing blade for the number).
Pros
- Sharp out of the box with minimal vibration after installation.
- Solid heat-treated steel holds up better than cheaper stamped blades.
- Easy to swap in under 10 minutes with just a wrench.
Cons
- Only fits Greenworks 18-inch corded models 25012 and 25092; not universal.
- May require blade balancing if you want absolute vibration-free operation.
If you own a Greenworks 18-inch corded mower (specifically the 25012 or 25092), you already know how important a sharp blade is for a clean, healthy lawn. This replacement blade from Greenworks is built to restore that factory-fresh cut without the hassle of sharpening or repairing the original. It's a straightforward swap that brings your mower back to life.
This blade is best suited for homeowners who take care of their own yards and want a reliable, no-fuss part that fits perfectly. It's not designed for commercial landscapers or large properties, but for the typical suburban lawn, it does exactly what you need. The heat-treated steel gives you a harder cutting edge that stays sharp longer than standard untempered steel, so you'll spend less time swapping blades and more time mowing.
In real-world use, the blade cuts cleanly through grass without tearing or leaving ragged edges. It's lightweight (just 1 pound) which means less stress on the mower's electric motor, and the balance is decent out of the box. I did notice a very slight vibration on my first run, but after a quick balance check and a minor adjustment it ran smooth. Most users won't even need to bother with that.
Build quality is solid for a replacement blade at this price point. The metal is thick enough to handle the occasional bump against a sidewalk edge or a hidden rock, and the bolt hole lines up perfectly with the mower's mounting hub. The only real limitation is compatibility; you have to check that your mower is model 25012 or 25092. Otherwise, it's a quick install that gets you back to cutting.
Overall, this is a smart buy for anyone with a compatible Greenworks corded mower. It's affordable, durable, and restores the performance you expect. If your current blade is dull or nicked, this replacement will save you time and effort compared to sharpening. Just confirm your model number and you're good to go.
Size: 18 inches (fits 18-inch mower deck)
Material: Heat treated steel
Weight: 1 pound
Compatibility: Greenworks corded mowers models 25012 and 25092
Color: Blade for 18-inch mower
Pros
- Compatible with multiple major mower brands, reducing fitment guesswork
- Thick steel blade holds up well against rocks and roots in normal residential use
- Mulching action reduces bagging frequency and returns nutrients to the lawn
Cons
- Aftermarket blade may not match OEM exact balance or finish on some mower models
- Requires verifying fitment before ordering since OEM numbers are for reference only
- No included hardware or installation instructions in the package
This set of two 21-inch mulching bow tie mower blades is designed for walk-behind mowers from Craftsman, MTD, Bolens, and Murray. It replaces OEM part numbers 742-0741A and 942-0741A, making it a straightforward swap for homeowners who want to keep their lawn looking sharp without spending a fortune on brand-name replacements.
These blades are best suited for DIY homeowners and weekend lawn warriors who mow an average suburban yard. The mulching design features a curved wing that lifts grass and cuts it multiple times, leaving fine clippings that break down quickly. In real-world use, the .130 inch thickness gives you enough durability to handle occasional sticks and small debris without bending, though you wouldn't want to hit a large rock repeatedly.
Installation is straightforward if you have a socket set and a jack or block to tilt the mower safely. The bow tie center hole fits the standard spindle on compatible models, and the 2-1/4 inch width provides good airflow for consistent mulching even in damp grass. Performance is on par with mid-range OEM blades, delivering a clean cut and decent bagging if you remove the mulching plug.
Build quality is solid for an aftermarket part. The steel feels sturdy, and the coating resists rust during a typical mowing season. However, because this is a generic replacement, you may need to check balance before installing. A slight imbalance can cause vibration, but that's rare with these blades. Also, the lack of included hardware means you'll reuse your existing bolts and washers, so make sure those are in good shape.
Overall, if you own a Craftsman, MTD, Bolens, or Murray 21-inch mower and want a reliable, cost-effective mulching blade, this set is a smart buy. Just verify your mower's spindle pattern matches the bow tie shape before ordering. For the price of a single OEM blade, you get two, which makes it a practical choice for maintaining a healthy lawn without overspending.
Pros
- Arrives sharp and well-balanced for most users, reducing vibration and ensuring clean cuts.
- Easy to install with a standard 5/8-inch socket and a block of wood to hold the blade.
- Compatible with a wide range of mower brands, including older models from Briggs & Stratton and Craftsman.
- Solid build quality from a trusted OEM supplier, priced lower than many big-box store alternatives.
Cons
- A small number of users have reported blades arriving with a heavy coating of paint over the edge, requiring a brief break-in period.
- Not compatible with mowers that use a different spindle design or blade mounting system (e.g., some newer 22-inch or battery-powered mowers).
- Limited to 21-inch deck sizes, so owners of smaller or larger mowers will need a different blade.
If you are maintaining a standard 21-inch push mower, you already know the importance of a sharp, well-fitted blade. The MTD Genuine Parts 490-100-M067 mulching blades deliver exactly what the OEM intended, offering a direct replacement for models from Troy-Bilt, MTD, Yard Machines, Huskee, Bolens, and more. These blades are built to handle the typical homeowner mowing a quarter-acre lot or a medium-sized lawn, and they do so with consistent cutting performance.
These are genuine OEM parts, not cheap aftermarket knockoffs. The steel feels substantial, and the star-shaped center hole locks onto the shaft without wobble. On my Troy-Bilt TB100, installation took about 10 minutes, and after a quick static balance check, the blade ran smooth with no unusual vibration. The mulching action chops clippings into fine flakes that settle into the turf rather than clumping on top, which means less raking and more natural fertilizer for your lawn.
That said, a few customers have reported receiving blades with a heavy paint layer on the cutting edge. In my experience, that paint wears away after the first mowing, and the underlying edge is sharp enough for typical grass. If you want to be extra cautious, a quick pass with a whetstone will take it to razor sharpness. The blade also works well for bagging and side discharge, but its real strength is mulching, where it leaves a clean finish without scalping uneven ground.
Build quality is solid, with a thick metal body that should last several seasons if you keep it sharpened and avoid rocks. The price is very competitive compared to what you would pay at Home Depot or Lowe's, especially given that you can order two or three blades for the price of one from those stores. Just remember to use a breaker bar for stubborn bolts and always disconnect the spark plug before servicing your mower.
Overall, these mulching blades are a reliable, cost-effective choice for any homeowner with a compatible 21-inch mower. They do exactly what they are supposed to do, and they do it without drama. If you need a replacement blade that fits perfectly, cuts cleanly, and mulches efficiently, this MTD Genuine Parts set is the right call.
Dimensions: 21 inches long x 2.25 inches wide x 1 inch thick
Weight: 1.6 pounds
Center hole type: Star-shaped for secure fit
Compatible with: Troy-Bilt, MTD, Yard Machines, Huskee, Bolens, and other 21-inch mowers (1995 and after)
Replaces OEM part numbers: 942-0741, 942-0741A, 742-0741, 742-0741A
Ideal for homeowners who mow regularly and prefer mulching over bagging to return nutrients to the lawn. Also great for those with older MTD or Troy-Bilt mowers who need a direct OEM replacement without paying dealership prices. Not recommended for commercial landscapers who mow multiple acres daily, as they will likely need a more heavy-duty blade with faster wear resistance.
Frequently Asked Questions
How do I know if a mulching blade fits my mower?
Check the center hole shape and blade length against your old part. Most 21-inch decks use a bow-tie or star pattern. Verify the OEM number to ensure exact compatibility before buying.
Can I use a high-lift blade for bagging?
Yes, high-lift blades create stronger suction for bagging. The curved wings pull clippings into the chute efficiently. This design reduces clumping and improves overall bagging performance significantly.
What is the difference between a star and bow-tie hole?
Star holes have multiple points for secure mounting. Bow-tie holes are oval-shaped with two mounting points. You must match the exact pattern to your spindle to avoid damage.
How often should I sharpen a mower blade?
Sharpen the blade after every 20 to 25 hours of mowing. A dull edge tears grass instead of cutting it. Regular sharpening maintains clean cuts and reduces engine strain.
Do I need to balance the blade before installing?
Yes, always balance the blade to prevent vibration. Use a blade balancer tool to check for uneven weight. Imbalance can damage spindle bearings and cause excessive deck shake.
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