3 Pack 942-04053 Lawn Mower Blades High Lift with 712-0417A Nuts for MTD/Cub Cadet 50" LT1050 LTX1050 I1050 RZT50 Replace 50" Mower Blades 742-04053 742-04056 942-04056 742-04384

What It Is

This is a 3-pack of high-lift replacement blades for 50-inch cutting decks on select MTD and Cub Cadet lawn tractors and zero-turn mowers. The high-lift design increases airflow under the deck for better bagging and discharge performance, making it ideal for thick or damp grass.

Fitment & Compatibility

Before buying, confirm your mower has a 50-inch deck (not 46 or 54). This set fits MTD/Cub Cadet models like the LT1050, LTX1050, I1050, and RZT50. Check your current blade’s part number: these replace OEM numbers 742-04053, 942-04053, 742-04056, 942-04056, and 742-04384. Measure the blade length (should be roughly 20.5 inches), center hole diameter (typically 1 inch), and ensure the three-point star pattern matches your spindle. The set includes 712-0417A nuts—verify these match your blade bolt thread size (usually 5/8-18 or 3/8-24). If you have a different deck brand (e.g., John Deere, Husqvarna), these will not fit.

Key Things to Know

• Quality: Aftermarket blades; may not be as thick or durable as OEM Cub Cadet blades. One review indicates average performance—expect shorter lifespan in rocky or sandy soil.
• Installation: Simple bolt-on with included nuts, but use a torque wrench (typically 45-55 ft-lbs). Never reuse old nuts or bolts—they can loosen.
• Gotcha: High-lift blades increase engine load and may cause more vibration if the deck is not balanced. Check blade balance after mounting.
• Gotcha: These blades are not designed for mulching. If you need a mulching kit, look for low-lift or gator-style blades.

Should You Buy It

If you own a compatible 50-inch MTD/Cub Cadet and need a budget-friendly 3-pack for frequent bagging or clipping discharge, this is a reasonable choice. However, for heavy-duty use or longer life, consider OEM blades (742-04053) at a higher price. The low review count and average rating suggest it’s a basic, no-frills option—fine for occasional use, but not a premium upgrade.