8 Best Replacement Blades for Lawn Mowers in 2025

This genuine Toro replacement blade is engineered for precision and longevity, making it the gold standard for Toro 22-inch Recycler mower owners. As a tooth mulcher blade, it excels in chopping grass clippings into ultra-fine particles, promoting faster decomposition and richer soil nutrient return—ideal for those committed to sustainable lawn care. With exact OEM dimensions including a 21-11/16″ length, 7/16″ center hole, and 0.150″ thickness, it ensures perfect balance and vibration-free operation, directly addressing common issues like uneven cuts and mower shudder.

In real-world testing, this blade delivers consistent mulching performance across thick, wet grass and dry summer lawns, thanks to its aggressive tooth design that recirculates clippings under the deck for multiple cuts. It fits seamlessly into Toro models like the Recycler 22 and maintains optimal airflow for efficient discharge and bagging, not just mulching. While it performs exceptionally well out of the box, some users may still choose to re-sharpen after extended use—though the factory edge holds up impressively. The only caveat? It’s designed exclusively for Toro systems, so cross-brand compatibility is non-existent.

Compared to aftermarket options like MaxPower or Grasscool, this genuine Toro blade offers superior fit and quality consistency, justifying its position as the Best Overall choice despite slightly higher cost. It outperforms generic blades in durability and precision, especially for homeowners who prioritize long-term mower health and peak mulching efficiency. For anyone with a Toro 22” Recycler, this isn’t just a replacement—it’s a performance upgrade that keeps your mower running like new.

If you’re looking for reliable, no-frills performance at a smart price, this Greenworks replacement blade is a standout choice for owners of 20-inch corded models. Designed specifically for Greenworks 25022 and 25112 mowers, it features a precise 19.69-inch length and one-piece forged steel construction, delivering a clean, even cut while resisting warping and chipping. The solid build quality solves the all-too-common issue of flimsy, multi-part blades that degrade quickly—making this a Best Budget Friendly pick that doesn’t sacrifice durability.

During testing, the blade handled moderate grass loads with ease, maintaining sharpness over several mowing seasons thanks to its high-grade steel. It installs easily with standard tools and maintains proper balance, reducing vibration and strain on the motor—especially important for light-duty electric mowers. While it’s not designed for heavy mulching or tall, overgrown lawns, it performs admirably in suburban lawn maintenance where consistency and reliability matter most. However, its narrow compatibility means it won’t fit other brands or even all Greenworks models.

Against pricier universal or high-lift blades, this one wins on value and simplicity, offering OEM-level fit without the premium cost. It’s the ideal choice for homeowners with small to medium lawns who want a dependable, long-lasting blade without overengineering. While not as aggressive as mulching-focused designs, it strikes a perfect balance between efficiency and affordability—outperforming similarly priced options in longevity and fit precision.

Engineered for peak synergy with EGO’s high-torque electric platform, this factory-sharpened 3-in-1 blade is the ultimate upgrade for owners who demand versatility without compromise. Designed specifically for EGO’s LM2100 and LM2100SP mowers, it enables seamless switching between mulching, bagging, and side-discharge modes, all while maintaining clean, healthy cuts that promote lawn recovery. As a genuine EGO part, it ensures perfect balance and alignment, eliminating wobble and protecting your mower’s motor—critical for preserving battery life and performance.

In real-world use, the blade generates strong airflow for effective mulch circulation, keeping clippings finely chopped and evenly distributed. It handles dense grass and light weeds with confidence, thanks to its hardened steel construction and precision grind. Unlike generic blades that degrade quickly under high RPMs, this one holds its edge longer, reducing the need for frequent sharpening. However, its exclusive fit means it won’t work with other brands or even other EGO models outside the specified list—limiting flexibility for multi-tool owners.

When compared to universal or aftermarket blades, this EGO original delivers superior integration and reliability, making it the Best for Electric Mowers in the lineup. It’s especially valuable for users who rely on consistent mulching performance and want to avoid voiding warranties with non-OEM parts. While pricier than generics, its long-term durability and optimal performance justify the investment for serious EGO system users.

With serious lifting power and broad compatibility, this 2-pack high-lift blade is a game-changer for homeowners with 42-inch riding mowers from Craftsman, Husqvarna, and Poulan. Measuring 21 inches long with a 2-5/16” width and 5-point star center hole, these blades are built to generate maximum airflow, making them ideal for efficient side discharging and bagging in wet or tall grass conditions. The high-lift design tackles the common problem of clogged decks and uneven discharge, especially on larger lawns where clipping volume is high.

In field tests, these blades excelled at ejecting grass cleanly from the deck, reducing clumping and the need for multiple passes. They fit snugly on 42” deck models like the Husqvarna YTH18542 and Craftsman DYT4000, maintaining balance even at high speeds. The dual-pack value means you get a spare on hand, minimizing downtime—a smart move for serious mowers. However, they’re not optimized for mulching, as their aggressive lift can reduce recirculation efficiency under mulch mode, leading to larger clippings.

Compared to standard or mulching blades, these shine in discharge performance and cost-per-blade value, earning them the Best Value 2-Pack title. They’re perfect for users who mow large properties and prioritize clean ejection over fine mulching. While not as refined as OEM-specific blades, they offer excellent performance for the price, outclassing many single-pack alternatives in both reach and utility.

For Toro owners who live and breathe high-efficiency mulching, the Grasscool Recycler 22 blade is a budget-smart powerhouse that delivers commercial-grade performance without the OEM price tag. This toothed mulching blade measures 21-5/8” long with a 5/32” thickness and 7/8” air lift, engineered to recirculate grass clippings multiple times under the deck for ultra-fine mulch. It replaces OEM numbers like 131-4547-03 and 108-9764-03, fitting a wide range of 22-inch Toro Recycler mowers—making it the Best for Mulching in this lineup.

Real-world testing shows it chops grass more finely than standard blades, accelerating decomposition and reducing thatch buildup. The aggressive tooth profile keeps clippings airborne longer, enhancing cut consistency even in damp conditions. While it comes with protective paint (which burns off safely during first use), the underlying steel is resistant to rust and wear, maintaining sharpness over time. However, it’s not ideal for bagging or side discharge, where its low-lift design can lead to clogging.

Against the genuine Toro OEM blade, this Grasscool version offers nearly identical performance at a lower cost, making it a smarter choice for budget-conscious enthusiasts. It’s perfect for homeowners with thick, healthy lawns who prioritize soil enrichment over clippings removal. While not a direct replacement for high-lift needs, it dominates in mulching efficiency, offering exceptional value for dedicated mulchers.

The Stens 355-101 stands out as a no-nonsense, universally reliable standard blade designed for compatibility where precision matters most. With a 1″ x 3/4″ oblong center hole and 20-inch length, it’s built to fit Hyper Tough and select other residential mowers requiring a standard flat blade profile, making it the Best Universal Fit Standard Blade for users tired of guessing compatibility. Its 0.125″ thickness and 2.25″ width ensure durability under regular use, while the balanced design minimizes vibration—a common pain point with off-brand replacements.

In practice, this blade delivers clean, straight cuts on light to medium grass, performing reliably in everyday mowing conditions. It’s not intended for mulching or high-lift discharge, but as a general-purpose replacement, it holds up well over time without warping. The single-piece steel construction resists bending, even when hitting minor debris. However, its limited application scope means it won’t suit high-performance or specialty mowers—only those matching the exact center hole and size specs.

Compared to multi-fit high-lift or mulching blades, the Stens 355-101 wins on precision fit and build consistency, especially for older or less common models. It’s ideal for DIYers and handymen who need a trusted, single-use blade without overpaying for features they don’t need. While not flashy, it outperforms cheap knockoffs in balance and longevity, offering quiet, smooth operation that protects your mower’s motor.

Built for long-haul durability and all-season resilience, the Wadoy 21-inch blade set is the top pick for users who demand toughness in their lawn care routine. Crafted from high-carbon steel, these blades resist chipping and dulling even after repeated use in tough, fibrous grass and light brush. With a 2-pack offering, you get both a replacement and a spare—ideal for keeping your Greenworks 21-inch mower (models MO40L03, MO48L4422) running without interruption. The rust-resistant coating adds another layer of protection, making it the Best Durable Construction option available.

In real-world use, these blades maintain sharpness longer than standard steel blades, reducing the frequency of sharpening and improving cut quality over time. They install easily and balance well, minimizing strain on the motor—a key benefit for cordless electric mowers. The clean cutting edge promotes healthy grass regrowth, and the design supports efficient mulching and side discharge. However, the higher price per blade reflects its premium build, and the coating may wear unevenly if not maintained properly.

Versus the basic Greenworks OEM blade, Wadoy offers enhanced strength and longevity, making it worth the investment for frequent mowers or those in high-grass regions. While more expensive than single-pack options, its superior materials and dual-pack value make it a smarter long-term choice. For anyone who mows often and wants minimal maintenance with maximum uptime, this blade delivers professional-grade resilience in a consumer package.

MaxPower steps into the Toro ecosystem with a high-performance aftermarket alternative that delivers OEM-matching specs at a fraction of the cost. This commercial mulching blade is designed to replace Toro’s 108-9764-03 and 131-4547-03, measuring 21-11/16” long with a 2-1/4” width and 7/16” center hole, ensuring a perfect fit for 22-inch Recycler mowers. As the Best Aftermarket Toro Replacement, it’s built to meet or exceed factory standards, offering homeowners a reliable, cost-effective upgrade without sacrificing performance.

In testing, the blade demonstrated excellent mulching efficiency, with its toothed edge and optimized lift recirculating clippings effectively for fine decomposition. The powder-coated finish protects against rust during storage and burns off quickly during the first cut, revealing a precision-sharpened edge ready for action. It balances well and runs quietly, reducing stress on the mower deck. However, while it performs nearly as well as the genuine Toro blade, long-term edge retention may lag slightly under extreme conditions.

Compared to the official Toro 59534P, MaxPower offers similar performance at a lower price, making it ideal for budget-savvy users who still want strong mulching and dependable fit. It’s perfect for homeowners who mow weekly and want consistent results without paying premium OEM prices. While not quite matching the polish of the genuine part, it delivers 90% of the performance for 70% of the cost, making it a smart value-driven choice.