A well-maintained lawn starts from the ground up, and the most critical component for a clean, healthy cut is the blade on your mower. Over time, even the best blades dull, become unbalanced, or suffer damage from unseen debris. When it’s time for a replacement, choosing the right double-sided blade is essential for performance and the overall look of your grass.
Double-sided blades offer extended life, as you can simply flip them over when one edge wears down, effectively doubling their service interval. This roundup covers eight of the best options on the market, from brand-specific replacements to versatile universal and mulching blades. Whether you need a precise fit for your Craftsman or a high-performance Gator blade, you can find a reliable solution to get your mower cutting like new again.
Our Top Picks for Double-Sided Lawn Mower Blades
- MaxPower 561739B 2 Blade Set for 46″ Cut
- Greenworks Replacement Lawn Mower Blade for 20′ Mower
- Wadoy 21″ Lawn Mower Blade 2 Pack for Greenworks
- Oregon 592-789 G5 Gator Blade Mulching Lawn Mower Blade
- Maxpower 334719B 21-Inch Universal Mulching Blade
- Rotary 12286RPM Premium High-Lift Blade for 21-Inch Mowers
- DEWALT DWBLT51021 Universal 21-Inch 3-In-1 Lawn Mower Blade
- Oregon 96-757 21-Inch 3-In-1 Lawn Mower Blade
MaxPower 561739B 2 Blade Set for 46″ Cut
For owners of popular 46-inch riding mowers from brands like Craftsman, Husqvarna, and Poulan, this two-pack from MaxPower is an excellent value. This set provides a direct replacement for several common OEM part numbers, ensuring a perfect fit and reliable performance. Having two blades on hand means you have a spare ready to go, minimizing downtime during the busy mowing season.
The blades are designed to match the original equipment specifications, featuring the required 5-point star center hole for a secure installation. This is a straightforward, no-fuss solution for maintaining your large-cut mower. By using a trusted aftermarket brand like MaxPower, you can keep your equipment running smoothly without the high cost of OEM parts.
Greenworks Replacement Lawn Mower Blade for 20′ Mower
This is the official replacement blade for specific Greenworks 20-inch and 21-inch corded electric mowers, including models 25022 and 25112. Precision-engineered to the exact length of 19.69 inches, it guarantees a perfect fit and restores your mower’s cutting performance to its original state. Using the correct blade is crucial for the safety and efficiency of your electric mower.
The blade is forged from a single, solid piece of steel, which contributes to its notable durability and resistance to bending or warping. This one-piece construction is often more robust than blades made from multiple components. For Greenworks owners, this is the definitive choice to ensure consistent, clean cuts and maintain the integrity of your mower.
Wadoy 21″ Lawn Mower Blade 2 Pack for Greenworks
This two-pack from Wadoy offers a cost-effective and convenient replacement solution for several Greenworks 21-inch mower models, such as the MO40L03 and MO48L4422. The set is engineered to provide superior cutting efficiency, promising a clean and even cut for a lush-looking lawn. Having two blades extends the time between purchases and ensures you are always prepared.
Constructed from high-carbon steel, these blades are built to handle tough mowing conditions. The material offers exceptional strength and longevity, resisting the wear and tear that comes from regular use. For the Greenworks owner looking for a durable aftermarket option that delivers performance, this Wadoy pack is a strong contender.
Oregon 592-789 G5 Gator Blade Mulching Lawn Mower Blade
The Oregon G5 Gator Blade is a top-tier mulching blade known for its advanced performance. Its unique, serrated design and curved geometry work to slice grass clippings into extremely fine particles. These tiny clippings are then forced back into the turf, where they decompose quickly and act as a natural fertilizer, promoting a healthier lawn.
This mulching action reduces the need for bagging and disposal, saving you time and effort. The Gator Blade is crafted from high-quality materials to maintain its sharp edge and structural integrity. If your primary goal is to achieve a professional-quality mulch and a greener lawn, this Oregon blade is a premier choice.
Maxpower 334719B 21-Inch Universal Mulching Blade
The Maxpower 334719B is designed as a universal mulching blade, making it a versatile option for a wide range of 21-inch mowers. Its design focuses on enhancing the mower’s mulching capability by cutting grass clippings multiple times before they settle back onto the lawn. This results in a finer clipping that decomposes faster and feeds the soil.
As a universal fit blade, it is important to verify compatibility with your specific mower model before purchasing. The double-sided design provides extended use, and the robust construction ensures it can handle the demands of frequent mulching. It’s an excellent all-around choice for gardeners who prefer to mulch their grass clippings.
Rotary 12286RPM Premium High-Lift Blade for 21-Inch Mowers
The Rotary Premium High-Lift Blade is engineered for homeowners who prioritize a crisp, clean look and excellent bagging performance. The high-lift design creates a strong upward airflow within the mower deck, which stands the grass up for a uniform cut and efficiently channels clippings into the bag. This results in a neatly manicured lawn with minimal stray clippings left behind.
This blade is made from premium materials to resist impact and abrasion, offering reliable service over many mowing sessions. If your mowing routine involves frequent bagging to keep your lawn tidy, or if you need strong suction for discharging grass, this high-lift blade from Rotary is a reliable option.
DEWALT DWBLT51021 Universal 21-Inch 3-In-1 Lawn Mower Blade
DEWALT brings its reputation for toughness to the lawn care world with this universal 3-in-1 blade. This versatile blade is designed to handle multiple mowing functions: bagging, mulching, and side-discharging. It offers the flexibility to adapt your mowing style to the current condition of your lawn without needing to change blades.
Built with the same focus on durability as DEWALT’s power tools, this blade is constructed to resist wear and maintain a sharp edge. The universal fit aims to cover a broad spectrum of 21-inch mowers, but checking compatibility is always recommended. For maximum versatility and trusted brand quality, the DEWALT 3-in-1 is a compelling selection.
Oregon 96-757 21-Inch 3-In-1 Lawn Mower Blade
Oregon’s 96-757 is another excellent 3-in-1 option that provides the flexibility to mulch, bag, or discharge with a single blade. Its design optimizes airflow and cutting angle to perform well in all three modes, giving you complete control over how you manage your grass clippings. This makes it ideal for lawns that have varying needs throughout the season.
As a leader in outdoor power equipment parts, Oregon ensures this blade meets high standards for performance and longevity. The double-sided design maximizes its usable life. If you value adaptability and want a single blade that can do it all from a reputable manufacturer, the Oregon 96-757 is a fantastic all-in-one solution.
Buying Guide: How to Choose the Best Double Sided Lawn Mower Blades
When I need to replace my mower blade, I often look at double-sided options. The main appeal is getting twice the life from a single blade. Once one edge gets dull, I just flip it over and keep going. But not all of these blades are created equal, and picking the right one can make a big difference in your lawn’s health and your mower’s performance.
The first thing I always check is compatibility. This is the most critical step. Lawn mower blades are not one-size-fits-all. You need to know your mower’s make, model, and the exact length of the blade it requires. This information is usually in your owner’s manual or on a sticker on the mower deck itself. Installing the wrong size blade is dangerous and can damage your mower.
Next, consider the material and build quality. I look for blades made from high-carbon steel. This material holds a sharp edge for a long time and can withstand the impact of hidden rocks or branches better than cheaper, softer steel. Some premium blades also feature a corrosion-resistant coating or treatment, which is a huge plus for extending the blade’s life, especially if you store your mower in a damp shed or garage.
The type of cut is another major factor. Are you looking for a standard lift blade that pulls grass upright for a clean cut, or a mulching blade designed to chop clippings into fine pieces? Many double-sided blades are designed as a hybrid, offering a good balance between lifting and mulching performance. Think about your primary mowing style. If you bag your clippings, a standard lift blade is fine. If you prefer to mulch and return nutrients to the soil, a blade with more pronounced mulching wings or a specific design for fine chopping is what you want.
Finally, don’t forget about the installation process. While flipping the blade is simple, the initial installation requires safely lifting your mower, removing the old blade, and correctly torquing the new one. I always make sure I have the right-sized socket wrench and a block of wood to secure the deck. If you’re not comfortable doing this yourself, it’s a quick and inexpensive job for a small engine repair shop. Taking the time to find the right 8 best double sided lawn mower blades on the market for your specific needs will save you time and money in the long run and give you a much better-looking lawn.
Frequently Asked Questions
How often should I flip or replace my double-sided blade?
I flip my double-sided blade about halfway through the mowing season, or whenever I notice the cut quality starting to degrade. You might see torn grass tips instead of a clean cut. As for full replacement, it depends on how much you mow and what you hit. A good rule of thumb is to replace the entire blade once both edges are dull, typically after one to two full seasons of regular use. Inspect it regularly for excessive wear, cracks, or deep nicks.
Are double-sided blades safe to use?
Yes, they are perfectly safe when installed correctly. The key is ensuring the blade is balanced. A balanced blade spins smoothly without causing damaging vibrations to your mower’s engine spindle. Reputable manufacturers design their blades to be balanced from the factory. However, if you sharpen the blade yourself, you must check the balance afterward. An unbalanced blade is a safety hazard and can wreck your mower.
Can I use a double-sided blade on any lawn mower?
Not necessarily. You must check your mower’s compatibility. While many walk-behind and riding mowers can use them, the blade must match the exact length, center hole size, and mounting pattern of your original equipment manufacturer (OEM) blade. Using an incompatible blade is dangerous. Always cross-reference the product listing or packaging with your mower’s specifications before buying.
What is the advantage of a double-sided blade over a standard one?
The primary advantage is convenience and value. You get two cutting edges for the price of one blade, which means you can go longer between purchases. Instead of buying and installing a new blade when one side gets dull, you simply flip it over. This saves you money over time and reduces downtime, making it a smart choice for many homeowners looking for a reliable cutting solution.
Do I need a special tool to flip the blade?
You don’t need a special tool just for flipping it. The flipping part is easy. However, to remove the blade from the mower deck for flipping or sharpening, you will need the same tools required for any blade change: a socket wrench that fits the retaining bolt (often ½ inch, ⅝ inch, or ¾ inch) and a way to safely block the blade from turning while you loosen the bolt. Never just rely on your hands to hold the blade; use a sturdy block of wood.