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Best 42 Mulching Blades (2024 Update)

If you’re looking for the perfect mulching blades for your lawn mower, there are a few things to consider before making your purchase. Factors such as blade material, blade length, and compatibility with your specific mower are all important considerations to keep in mind.

First and foremost, it’s important to ensure that the mulching blades you choose are made from high-quality materials that can withstand the rigors of regular mowing. Look for blades that are made from durable, long-lasting materials such as hardened steel or carbide-tipped steel.

Blade length is also an important factor to consider when selecting the best 42 mulching blades. A longer blade will typically provide better mulching performance, but it may also be more prone to damage if it encounters obstacles like rocks or tree roots.

When shopping for mulching blades, it’s also a good idea to consider the specific needs of your lawn and grass type. Some blades may be better suited for thick grass, while others may be more effective on thinner or sparser turf.

So, are you ready to take your lawn to the next level? Consider the specific needs of your lawn and grass type, and find the best 42 mulching blades to suit your unique needs. Start by asking yourself questions like: What type of grass do I have? What obstacles do I frequently encounter while mowing? Answering these questions can help you make an informed decision and choose the best blades to take your lawn to the next level.

10 Best 42 Mulching Blades

# Product Image Product Name Product Notes Check Price
1
Ideal replacement blades for various 42 inch cut MTD/Cub Cadet/Troy Bilt mowers, replacing OEM #'s 42-04126, 742-04308, and 742-0616.
2
This product is ideal for replacing John Deere mower blades on a 42 inch deck for efficient and effective mulching.
3
This product is ideal for commercial mulching on 42" cut MTD, Cub Cadet, and Troy-Bilt mowers, replacing specific OEM parts.
4
This product is ideal for 42-inch AYP and Husqvarna decks that require toothed mulching blades.
5
Ideal for mulching on 42-Inch Cut MTD/Cub Cadet/Troy-Bilt mowers, replacing multiple OEM numbers.
6
This product is ideal for mulching and fits a 42 inch cut deck on John Deere mowers.
7
The Maxpower 561713XB is ideal for commercial mulching with 42" Poulan, Husqvarna, and Craftsman lawn mowers.
8
This product is ideal for mulching and mowing lawns in a 42-inch Craftsman mower.
9
This product is ideal for 42" cut Craftsman, Husqvarna, and Poulan mowers looking to convert to a mulching system.
10
Ideal for 42" MTD, Troy Bilt and Cub Cadet mowers; provides efficient cutting and mulching capabilities.
Ideal replacement blades for various 42 inch cut MTD/Cub Cadet/Troy Bilt mowers, replacing OEM #'s 42-04126, 742-04308, and 742-0616.
This product is ideal for replacing John Deere mower blades on a 42 inch deck for efficient and effective mulching.
This product is ideal for commercial mulching on 42" cut MTD, Cub Cadet, and Troy-Bilt mowers, replacing specific OEM parts.
This product is ideal for 42-inch AYP and Husqvarna decks that require toothed mulching blades.
Ideal for mulching on 42-Inch Cut MTD/Cub Cadet/Troy-Bilt mowers, replacing multiple OEM numbers.
This product is ideal for mulching and fits a 42 inch cut deck on John Deere mowers.
The Maxpower 561713XB is ideal for commercial mulching with 42" Poulan, Husqvarna, and Craftsman lawn mowers.
This product is ideal for mulching and mowing lawns in a 42-inch Craftsman mower.
This product is ideal for 42" cut Craftsman, Husqvarna, and Poulan mowers looking to convert to a mulching system.
Ideal for 42" MTD, Troy Bilt and Cub Cadet mowers; provides efficient cutting and mulching capabilities.

1. 42-Inch Mower Blade Replacement Set

This set of two blades is a reliable replacement for a variety of OEM models, including MTD/Cub Cadet/Troy-Bilt # 742-04126, 742-04308, 742-0616, 742-0616, 742-0616A, 742-0656, 942-04126, 942-04308, 942-04312, 942-0616, 942-0616A, 942-0616A, 942-0656, as well as Toro 112-0315 and Windsor 50-3252. Proudly made in the USA, these blades have dimensions of 21-3/16 inches in length and 3 inches in width, with a 6 point star center hole.

Constructed with high-quality materials, these blades offer exceptional durability and strength, and are designed to efficiently cut through grass and other vegetation with ease. They are ideal for use with a range of lawn mowers and other landscaping equipment, providing a precise and even cut every time.

With their 6 point star center hole, these blades are easy to install and offer a secure fit that helps prevent any wobbling or other issues during use. They are a great choice for anyone in need of a reliable and effective replacement for their current lawn mower blades.

2. Copperhead Mower Blades For John Deere

Looking for high-quality lawn mower blades that can replace your John Deere mower blades? Look no further than these Rotary replacement blades. These blades are specifically designed to fit certain John Deere lawn mowers, including models that require OEM part numbers AM137328, AM141033, GX22151, and GY20850. With these blades, you can ensure that your lawn is mowed quickly and efficiently, with a clean and precise cut every time.

Each pack of Rotary lawn mower blades includes two (2) blades, which are required for 42-inch decks. These blades are made from durable materials that can withstand regular use and exposure to elements like sun and rain. Plus, they're easy to install, so you can get back to mowing your lawn in no time.

Whether you're a professional landscaper or just someone who takes pride in their lawn, these Rotary replacement lawn mower blades are a great investment. They offer reliable performance and a long lifespan, ensuring that you won't have to replace them anytime soon. So why wait? Order your pack of Rotary blades today and enjoy a healthier, more attractive lawn in no time.

3. Mulching Blades For 42" Mtd Mowers

The 42-inch cut mowers from MTD, Cub Cadet, Troy-Bilt, and Craftsman can now benefit from the superior mulching capability of the 2 commercial mulching blades included in this package. These blades are meticulously manufactured to replace OEM #'s 942-0616, 742-0616, 942-04126, 742-04126, 942-04126-x, 942-04308-x, 942-0616-x, 942-0616A, Windsor 51-4440, ensuring optimal compatibility with the said brands.

Each blade measures 21-3/16 inches in length and 3 inches in width, providing ample coverage for effective mulching. They also feature a 6-point star center hole that enables seamless attachment to the mower's spindle assembly.

These blades are engineered to meet or even exceed all OEM specifications, giving users the assurance of top-notch quality and performance. They are designed with durability in mind, enabling them to withstand the rigors of frequent use and harsh mowing conditions.

4. Lawnrazor Mulching Blade Set – 42" Ayp/husqvarna Deck

This replacement blade is a versatile and high-quality option for those looking to upgrade their lawn mower. It replaces OEM part numbers Ariens 21546095, AYP 127843, 134149, 138498, 138971, 138971X431, 139775, 532134149, 532138971, 532139775, and HU22004. It also replaces OEM part numbers Craftsman 127843, 134149, 138498, Husqvarna 113312X, 521981601, 532127843, 532134149, 532138498, 532138971, 532139775, 532188971, and 777134149, as well as Poulan 134149.

This blade is compatible with 42" decks on Poulan models PB155G42, PB15542LT, PB17542LT, PB195A46LT, PB195H42LT, PB20H42YT, PB22H42YT, PO14542LT, PO15542LT, PO17542LT, PXT175G42, PP155G42, PP155H42, PP175G42, and PP19A42. It is also compatible with 42" decks on Husqvarna models 2042LS, LT125, LT130, LT152, LT16542, LT18542, LT1942, LTH125, LTH130, LTH140, LTH145, LTH1542, LTH1742, LTH18542, LTH2042, LTH152, LTH174, LTH1842, and LTH2142.

The blade has a length of 20 7/8", a center hole with a 5-point star, a thickness of 0.197", and a width of 2 1/2". This high-quality blade is made to last and provide a clean cut for a well-manicured lawn. Upgrade your lawn mower with this versatile and reliable replacement blade.

5. Mulchmax 42: Premium Blade Set For Mtd/cub Cadet

This package includes two high-quality mulching blades designed to fit many 42-inch cut MTD, Cub Cadet, and Troy-Bilt mowers. These blades are a perfect replacement for OEM numbers 742-04126, 742-0616, 742-0616A, 942-04126, 942-0616A, 742-0499, 742-0499A, 942-0499A and Windsor 50-3945, 50-3950. They also fit perfectly on Craftsman CMXGZAM110115.

With each blade measuring 21-3/16 inches in length and 3 inches in width, these mulching blades can provide excellent cutting performance and efficiency. The 6-point star center hole ensures a secure fit and reduces the risk of any wobbling or vibration during use.

These mulching blades are made of high-quality materials that can withstand tough mowing conditions and frequent usage. They are also easy to install and can be a perfect replacement for worn-out or damaged blades.

6. John Deere Mulching Blade Set: 42-Inch Cut

This replacement blade is designed to replace several OEM part numbers including John Deere GX22151, AM137328, AM137333, AM141033, and GY20850, making it a versatile choice for those in need of a new blade. It is compatible with a wide range of John Deere models, including 102, 105, 107S, 115, 125, 135, D100, D105, D110, D120, D125, D130, E100, E110, E120, E130, LA100, LA105, LA110, LA115, LA120, LA125, LA135, S240, X105, X110, X120, and X125.

One of the key benefits of this replacement blade is its improved cutting consistency, ensuring that your lawn is cut evenly and efficiently. The blade length is 21 7/16 inches and the blade width is 2 3/4 inches, providing ample coverage for a variety of lawn sizes. The 7-point star center hole is designed to fit snugly onto your mower, ensuring a secure fit that minimizes vibration during use.

In terms of specifications, this blade has a thickness of 0.1875 inches, making it durable and long-lasting. It is made from high-quality materials that are designed to withstand regular use and exposure to the elements. Whether you're a professional landscaper or a homeowner looking to maintain their lawn, this replacement blade is a reliable choice that you can count on. Overall, if you're in need of a new blade for your John Deere mower, this replacement blade is an excellent option that provides improved cutting consistency and a secure fit.

7. Maxpower 2-Blade Mulching Set For 42" Mowers.

This set of commercial mulching blades is designed for a 42" cut and includes two blades. The blades are compatible with Craftsman models manufactured by Husqvarna, but not with Craftsman models manufactured by MTD. The product is a reliable replacement for Poulan, Husqvarna, Craftsman 134149, 138971, 138498, 127843, PP24003, AYP7143A79, AYP7158A49, AYP9149A69, DPR20H42STA, TS14H42C, 2P4B9A, 9169A99, and 9178B99.

Measuring 21" long by 2-1/2" wide, each blade features a 5 Point Star Center Hole. The product is manufactured to meet or exceed all OEM specifications, ensuring that it is of top quality and reliable for use.

It is important to note that these blades are specifically designed to fit Craftsman models manufactured by Husqvarna and will not work with Craftsman models manufactured by MTD. However, for those who have compatible models, these blades are an excellent choice for replacement or upgrade.

8. 4pk Oregon 195-005 Mulching Blade For 42" Craftsman 134149 422719 532134149 777134149

Introducing a top-of-the-line lawn mower blade for an enhanced mowing experience! With a blade width of 2.25 inches, a blade thickness of 0.134 inches, a blade length of 21 inches, a center hole size of 5-point star, and an air lift of 7/8 inches, this blade is designed to deliver an outstanding cutting performance. Whether you're looking to mow a small lawn or a large yard, this blade is sure to get the job done quickly and efficiently.

Crafted with precision and care, this lawn mower blade is made of high-quality materials that ensure durability and longevity. It has been rigorously tested to withstand the toughest mowing conditions, making it a reliable choice for all your lawn care needs. With its superior cutting edge, you can expect a clean, even cut every time.

This blade is compatible with a wide range of lawn mowers, making it a versatile choice for all your mowing needs. It is easy to install and requires minimal maintenance, so you can focus on mowing your lawn without any hassle. Plus, it is designed for optimal safety, ensuring that you can mow your lawn with peace of mind.

Invest in this top-quality lawn mower blade for a superior mowing experience that will leave your lawn looking neat and well-manicured. With its impressive parameters, specifications, and facts, this blade is sure to become an indispensable tool in your lawn care arsenal. Order now and experience the difference for yourself!

9. Maxpower Mulching Blade Set For 42" Mowers

The 42" cut blade set is a high-quality replacement option that comes with 2 blades to ensure maximum efficiency and performance. These blades are the perfect fit for Craftsman, Husqvarna, and Poulan models, replacing OEM no. 134149 and 532134149. Each blade measures 21" long and 2-1/4" wide, with a 5 Point Star Center Hole for easy installation.

Manufactured to meet or exceed all OEM specifications, these blades are designed to provide long-lasting durability and exceptional cutting performance. The blades are made from premium quality materials that are resistant to wear and tear, ensuring that they maintain their sharpness and cutting ability even after prolonged use.

These blades are easy to install, and they fit perfectly with the original equipment specifications. They are designed to provide a precise and accurate cut, making it easy to maintain a clean and neat lawn. The blades are also engineered to reduce vibration and noise, ensuring a smooth and quiet operation.

10. 2pk Oregon 598-629 Gator G5 Blade For 42" Mtd Troy Bilt Cub Cadet

Looking for a reliable and high-quality replacement for your lawn mower's blade? Look no further than this top-notch product. With a blade width of 3.00 inches, a blade thickness of 0.164 inches, and a blade length of 21-3/16 inches, this blade is designed to efficiently and effectively cut through even the toughest grass and weeds.

What's more, this blade features a center hole size of 5/8 inches and 6 points, ensuring a secure and stable fit on your mower's spindle. The blade also boasts an air lift of 1 inch, which helps to improve grass lift and overall cutting performance.

Crafted from durable and long-lasting materials, this blade is built to withstand even the most demanding mowing tasks. So whether you're looking to replace a damaged or worn-out blade, or simply want to upgrade your mower's cutting performance, this product is an excellent choice.

With its reliable performance, easy installation, and high-quality construction, this blade is sure to provide you with years of reliable and efficient mowing. So why wait? Upgrade your lawn mower's cutting performance today with this top-of-the-line blade.

Best 42 Mulching Blades FAQs

Can I use 42-inch mulching blades on any type of lawn mower?

No, you cannot use 42-inch mulching blades on any type of lawn mower. The size and type of blades that your lawn mower can accommodate depend on the mower's specifications. Each lawn mower is designed to work with specific size and type of blades that are suitable for its cutting deck. Using blades that are not intended for your mower may cause damage to the machine, result in poor cutting performance, and even pose a safety risk. Therefore, it is essential to consult the manufacturer's manual or seek professional advice before purchasing and installing new blades on your lawn mower. This will ensure that you choose the right size and type of blades that are compatible with your lawn mower and guarantee optimal performance.

Do 42-inch mulching blades work better on certain types of grass?

Mulching blades are designed to cut grass into smaller pieces, which then fall back onto the lawn to decompose and provide nutrients. The size of the blade, in this case, 42 inches, is not directly related to the type of grass it works best on. However, the effectiveness of mulching blades may vary depending on the thickness and height of the grass.

For instance, thick and tall grass may require multiple passes or adjustments in blade height to ensure proper mulching. Additionally, certain types of grass, such as Bermuda or Zoysia, may require more frequent mowing and more powerful blades to effectively mulch.

It is important to note that the effectiveness of mulching blades also depends on the condition of the blades themselves, as dull or damaged blades may not be as efficient in mulching. Therefore, it is recommended to sharpen or replace blades regularly to ensure optimal performance.

How do I choose the right 42-inch mulching blades for my lawn mower?

When it comes to choosing the right 42-inch mulching blades for your lawn mower, there are a few factors to consider to ensure you get the best results.

First, check your lawn mower's manual to determine the exact specifications for the blades you need. This can include blade length, width, and center hole diameter.

Next, consider the type of grass you have in your yard and the conditions you typically mow in. Some blades are designed specifically for certain grass types or cutting conditions, such as wet or uneven terrain.

You'll also want to consider the blade's durability and quality. Look for blades made from high-quality materials that are designed to last, such as hardened steel.

Finally, check reviews from other lawn mower owners to see what they recommend. This can help you get an idea of which brands and models have a good reputation for performance and durability.

Overall, taking the time to research and choose the right mulching blades for your lawn mower can help you achieve a healthier, more beautiful lawn.

How do I install 42-inch mulching blades on my lawn mower?

To install 42-inch mulching blades on your lawn mower, you will need to follow these steps:

1. First, make sure that you have the right size blades for your lawn mower. Check the owner's manual or measure the blade length to ensure that you have the correct size.

2. Turn off the engine and disconnect the spark plug to prevent accidental starting.

3. Use a wrench to remove the retaining bolt that secures the old blade to the spindle.

4. Remove the old blade and any debris that may be stuck to the spindle.

5. Place the new blade onto the spindle, making sure that it is properly aligned with the mounting holes.

6. Reattach the retaining bolt and tighten it securely.

7. Inspect the blade to ensure that it is properly installed and that there are no loose parts.

8. Reconnect the spark plug and start the engine to test the new blade.

Remember to take all necessary safety precautions when installing new blades, such as wearing gloves and eye protection. If you are unsure about any of these steps, it may be best to have a professional install the new blades for you.

How often should I replace my 42-inch mulching blades?

The frequency at which you should replace your 42-inch mulching blades depends on various factors such as the frequency of use, the type of grass or vegetation you mow and the quality of the blades. As a general rule of thumb, mulching blades should be replaced at least once every mowing season or after every 50 hours of use.

However, if you frequently mow thick or wet grass, you may need to replace the blades more frequently. Dull blades can cause uneven cuts, leave behind clumps of grass, and damage your lawn, so it's important to keep them sharp and in good condition.

To ensure that your mulching blades last longer, you should also clean them after every use, inspect them regularly for any signs of wear or damage, and sharpen them as needed. If you notice any visible signs of wear, such as cracks, nicks, or bent blades, it's time to replace them.

What are the benefits of using 42-inch mulching blades?

Using 42-inch mulching blades offers several benefits for lawn care. These blades have a unique design that enables them to cut grass into smaller pieces, which are then distributed evenly across the lawn. This process is known as mulching, and it has several benefits.

Firstly, mulching blades help to nourish your lawn by returning the cut grass to the soil. This grass contains vital nutrients that are essential for the growth and health of your lawn. Mulching also helps to retain moisture in the soil, reducing the need for frequent watering.

Secondly, mulching blades save you time and effort by eliminating the need to bag or rake clippings. This makes lawn care more efficient, and you can spend more time enjoying your lawn.

Finally, mulching blades promote a healthier lawn by reducing the amount of thatch that accumulates. Thatch is a layer of dead grass that can prevent water, nutrients, and air from reaching the soil, which can lead to a weak and unhealthy lawn.

In summary, using 42-inch mulching blades can provide a more efficient, cost-effective, and healthier lawn care solution.

What are the best brands of 42-inch mulching blades?

There are several brands that are known for producing high-quality 42-inch mulching blades. One of the most popular brands is Oregon, which offers a wide range of mulching blades for different types of mowers. Their blades are known for their durability and ability to produce fine clippings that decompose quickly.

Another trusted brand is MaxPower, which produces a variety of mulching blades that are compatible with most major brands of mowers. Their blades are made from high-grade materials and are designed to provide superior cutting performance.

In addition, the Gator brand is known for producing some of the best mulching blades on the market. Their blades are designed to create finer clippings that can be easily dispersed back into the lawn as natural fertilizer.

Ultimately, the best brand of 42-inch mulching blades will depend on your specific needs and the type of mower you have. It's always a good idea to do some research and read reviews from other users before making a purchase.

What is the difference between regular blades and mulching blades?

Regular blades are designed to simply cut the grass and discharge the clippings out of the mower deck. On the other hand, mulching blades are designed to finely chop the grass clippings into smaller pieces and redistribute them back onto the lawn. This process is known as mulching, and it can help improve the health of your lawn by returning valuable nutrients and moisture to the soil.

Mulching blades typically have a curved shape and extra cutting edges that help to cut the grass into smaller pieces. They also have a unique airflow pattern that allows the clippings to circulate within the deck for longer, ensuring that they are cut and re-cut until they are small enough to be easily absorbed by the soil.

In summary, the key difference between regular blades and mulching blades is that regular blades discharge the clippings out of the mower deck, while mulching blades finely chop the clippings and redistribute them back onto the lawn for added nutrients.

What is the price range for 42-inch mulching blades?

The price range for 42-inch mulching blades can vary depending on the brand, material quality, and additional features that may come with the blades. On average, you can expect to spend anywhere from $20 to $50 for a set of two blades. However, some high-end blades made from premium materials may cost upwards of $100.

It's important to note that while you may be able to find cheaper options, it's essential to ensure that the blades you choose are made from durable materials and are designed to fit your specific mower model. Cheaper blades may wear down faster, resulting in the need for more frequent replacements and potentially costing you more in the long run.

I would recommend doing some research on reputable brands and reading reviews from other customers before making a purchase to ensure that you are getting the best value for your money.

What should I look for in terms of durability and longevity when selecting 42-inch mulching blades?

When selecting 42-inch mulching blades for your mower, you should consider a few factors to ensure durability and longevity. Firstly, look for blades made from high-quality materials such as hardened steel, which is resistant to wear and tear. This will ensure that the blade can withstand harsh conditions and frequent use without becoming damaged or dull.

Secondly, consider the blade's design. A well-designed mulching blade should have a strong cutting edge and a sharp tip to ensure a clean cut. The blade's shape should also be optimized for mulching, with specially designed flutes and curves to help chop up grass and leaves into fine mulch.

Thirdly, look for blades with a thick cutting edge. This will help to prevent bending and other damage, ensuring that the blade remains effective for longer periods of time.

Lastly, consider the manufacturer's warranty. A good warranty can provide peace of mind and protection against defects or premature wear and tear. By considering these factors, you can select a durable and long-lasting mulching blade that will help keep your lawn looking great for years to come.