budrash 942-04308 Mower Blades Fit for Cub-Cadet Troy Bilt 4 inch
✅ PROS
- Heat-treated steel holds an edge noticeably longer than OEM blades through a full season of weekly cuts
- Precision center hole and spindle pattern matches Cub Cadet/Troy Bilt 42-inch decks with zero modification needed
- Balanced out of the box — no vibration at full throttle on most mower decks
❌ CONS
- Paint finish chips off quickly in the first few cuts, which looks cosmetic but doesn't affect performance
- Not ideal for mulching — these are primarily lift-and-discharge blades despite some marketing claims
The Verdict
The Short Version: If you own a Cub Cadet or Troy Bilt with a 42-inch deck, these blades are a straight swap that cuts clean and lasts. Here’s the full breakdown.
You’re looking at replacement blades, which means your old ones are either dull, bent, or missing chunks after hitting one too many rocks. The budrash 942-04308 set is designed to replace the OEM part number 942-04308, which fits a wide range of Cub Cadet, Troy Bilt, and MTD-branded mowers with 42-inch decks. At 4.6 stars across 229 ratings, this is one of the better-reviewed aftermarket options in this category. Let’s dig into whether it actually earns that score.
What You Get
The package includes three blades — which is what you need for a 42-inch deck. Each blade measures roughly 21 inches long, 2.5 inches wide, and about 0.25 inches thick. The center hole and spindle pattern match the OEM spec exactly, which is the most important thing when you’re replacing blades. Nothing worse than getting a “compatible” part that needs grinding or drilling to fit. That’s not the case here.
The blades are made from heat-treated carbon steel. The cutting edge is hardened, and the lift wings are formed, not welded. That matters because welded wings can snap off under stress. Formed wings bend and flex without breaking.
Real-World Cutting Performance
The first thing you’ll notice after installing these is the cut quality. The blades are sharp out of the box — not “factory edge” sharp, but genuinely sharp. One reviewer noted, “Cut my thick St. Augustine grass cleanly without tearing. Much better than the blades that came with the mower.” Another said, “Balanced perfectly, no vibration at all. My deck has never run smoother.”
The lift wings provide solid suction, which means grass stands up before the cut and gets discharged properly out the side chute. If you’re bagging, these work well too — the airflow is strong enough to push clippings up into the bag without clogging, even in damp grass.
Durability and Build Quality
Here’s where these blades separate themselves from the bargain-bin options. The heat-treated steel holds an edge. Multiple reviewers report getting a full season of weekly cuts before needing to sharpen. One long-term owner said, “Replaced my OEM blades with these in April. Cut every week through October. Still cutting clean at the end of the season.” That’s real-world durability.
The downside? The paint finish is mostly cosmetic. It chips off in the first few cuts, and the blades will develop surface rust if you leave them wet. That’s normal for steel blades, but worth knowing so you don’t panic when you see orange streaks. It doesn’t affect performance, but if you’re particular about appearance, this will bother you.
Where It Falls Short
Let’s be honest about the limitations. These are not mulching blades. The design is optimized for side discharge and bagging. If you’re expecting to mulch leaves or grass clippings into fine particles, you’ll be disappointed. The blade shape just doesn’t create the internal turbulence that dedicated mulching blades do.
Also, the center hole is slightly tight on some Cub Cadet spindles. It fits, but you might need to tap it with a rubber mallet to seat it fully. This isn’t universal, but a few reviewers mentioned it. Not a dealbreaker, just something to know before you start.
Who Should Buy These
This set is ideal for the homeowner who wants OEM-equivalent quality without paying the dealer premium. If you have a 42-inch Cub Cadet, Troy Bilt, or MTD mower from the last decade, these are a safe bet. They’re also a good choice if you’re tired of cheap blades that dull after three cuts.
Skip these if you’re a mulching purist or if you mow a property with lots of rocks and debris. For that, you want a dedicated mulching blade or a thicker, more impact-resistant option.
FAQ
Q: Will these fit my specific Cub Cadet model? A: They fit any mower that uses OEM part 942-04308. That covers most Cub Cadet, Troy Bilt, and MTD models with 42-inch decks built after 2010. Check your owner’s manual or the old blade itself to confirm the part number.
Q: Do I need to sharpen these before first use? A: No. They come sharp and balanced. Install them and mow. You’ll need to sharpen them after roughly 20-25 hours of use, which is standard for any steel blade.
Q: Are these blades balanced? A: They’re balanced from the factory, and most reviewers report no vibration. If you hit something hard, re-check the balance before reinstalling.
The Verdict: 4.6/5
Buy it if: You need reliable, sharp replacement blades for a 42-inch Cub Cadet or Troy Bilt and want a true drop-in fit with OEM-level durability.
Skip it if: You’re looking for dedicated mulching performance or you need blades thick enough to survive repeated rock strikes.
At roughly $30-40 for a set of three, these undercut dealer prices by a meaningful margin while delivering equal or better cutting performance. The 4.6-star rating is earned. For the majority of homeowners with these mowers, this is the right call.
Where to Buy
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Last updated: 2026-08-06. Ratings and prices current as of review date. Verify on Amazon before purchasing.