Troy-Bilt 490-100-Y142, 21 in. Mower Blade with S-Shaped Center Hole 742-05643, 742P05643
Key item features
- Patented Design: Patented design ensures the blade is mounted properly for a high-quality cut.
- 21-Inch Blade: 21-inch 3-in-1 blade suitable for cutting deck mowers with S style center hole.
- Heat Dipped: Blades are heat dipped for strength and flexibility, providing durability.
- Single Coil Edge: Blade edge milled from a single coil for a smooth, even cut.
- Optimal Performance: Precisely designed length, lift, and cutting edge for optimal performance.
- Versatile Use: Fits walk-behind, push, and self-propelled mowers with a 21-inch deck.
- Recyclable Clippings: Ideal for finely cutting grass clippings into recyclable material to fertilize your lawn.
- Includes One Blade: Package includes one Troy-Bilt Genuine Parts blade.
Generated by AI
Specs
- Cutting width21 in
- Lawn mower blade typeMulching Blades
- CompatibilityTroy-Bilt
- Weight1.4 lb
- Model490-100-Y142
- Height1.37 in
Current price is USD$16.97
Price when purchased online
Free 90-day returns
How do you want your item?
Columbus, 43215
Arrives by Tomorrow
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Sold by Supply Mode LLC|Pro Seller
Fulfilled by Walmart
4.702702702702703 stars out of 5, based on 185 seller reviews(4.7)185 seller reviews
Free 90-day returns
Other sellers
$16.97
+Free shippingShipping, arrives by tomorrow to Columbus, 43215
Sold by sle1017
Fulfilled by Walmart
Free 90-day returns
About this item
Product details
Troy-Bilt Genuine Parts blades are heat dipped for strength and flexibility, with the blade edge milled from a single coil to help provide a smooth, even cut. The length, lift and cutting edge are precisely designed to provide optimal performance. When you choose Troy-Bilt Genuine Parts, you can be confident knowing you're choosing the right parts for your equipment. Patented design to help ensure the blade is mounted properly for a high-quality cut. Factory tested and approved to provide a precise fit, strength, durability and performance This versatile 3-in1 blade is ideal for finely cutting grass clippings into recyclable material to fertilize your lawn This blade fits walk-behind, push, and self-propelled mowers with a 21 in deck with “S” style center hole
- TROY BILT 21IN S Mower Blade
- Part number: 490-100-Y142 / 742-05643 /742P05643
- Patented design
- 21in 3-in-1 blade
- For 21in cutting deck mowers with “S” style center hole
- Includes one Blade
info:
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Warranty
Warranty information
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Warnings
WARNING: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.govSimilar items you might like
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Showing 1-3 of 9 reviews
Jul 30, 2025
marjorie
5 out of 5 stars review
Verified Purchase
troy bilt lawn mower blade
I was scared that this would be a cheap blade but it's not. I saved about 5 dollars by going to walmart online to get this. I am happy with this blade
Helpful?5IFT4DTSG17N9823052619
Jan 14, 2026
Gina
5 out of 5 stars review
Verified Purchase
Yard work
It was easy to put on. Now the lawn mower runs great again.
Incentivized Review
Helpful?5IFT4DTSG17N9823052619
Dec 21, 2025
Janhworth
5 out of 5 stars review
Verified Purchase
Great blades!
These blades fit perfectly. No slack.
Incentivized Review
Helpful?5IFT4DTSG17N9823052619
