TENGMUJX 48-Inch High-Lift Lawn Mower Blade for John Deere 48" Decks — Hardened Steel, Corrosion Resistant

TENGMUJX high-lift blade for 48-inch decks is a direct-fit replacement for specified John Deere models, engineered to restore cutting performance and lift clippings for cleaner bagging and discharge.

This heavy-duty replacement blade fits 48" decks on a wide range of John Deere lawn tractors and garden tractors. Machined to the OEM specifications listed, this TENGMUJX blade offers a high-lift profile designed to pull grass into the deck for improved clipping control. Built from hardened steel and finished for corrosion resistance, it’s intended for homeowners who need an affordable, reliable way to restore their mower’s cutting efficiency without buying a new deck or tractor.

Which John Deere models and OEM numbers does this blade replace?

This blade is manufactured to match several common John Deere OEM parts and model fitments so installation is straightforward. It replaces OEM numbers and fits a variety of 48" deck applications on older and current John Deere tractors.

• Replaces John Deere OEM: GY20852, GX21786, GX21784, AM137757, AM141035
• Compatible models include: 100 series and select LX/LA/D/X/E/S/Z tractors (see product list)
• Designed specifically for 48" decks requiring a high-lift blade profile

What are the exact blade dimensions and mounting type?

Dimensions and mounting match common OEM specs so the blade seats and secures like the original. Verify your spindle and center-hole pattern before ordering to ensure a perfect fit.

• Overall length: 17-1/8" (435 mm); width: 2-3/4" (70 mm)
• Thickness: 5/32" (4 mm); lift height: 1-3/16" (30 mm)
• Center hole: 7-point star pattern for direct OEM compatibility

How will this high-lift blade affect mowing performance?

The high-lift shape increases airflow under the deck to lift grass for cleaner cuts and better bagging. Expect improved clipping evacuation and a neater discharge, especially in regular lawn mowing and bagging setups.

• Higher suction helps pull clippings into the bag or chute for efficient collection
• Sharp, hardened edges provide consistent cutting and easier maintenance
• Balanced design reduces vibration and helps extend spindle bearing life

Is installation or maintenance difficult for a homeowner?

Installation is straightforward with common hand tools and a safe workspace; you can replace the blade at home following manufacturer torque specs. Routine inspection and sharpening keep the blade performing well season after season.

• Simple bolt-on replacement using existing hardware (verify torque and orientation)
• Inspect blades periodically for nicks, bends, and balance; sharpen as needed
• Follow safety steps: disconnect spark plug and support deck before changing blades

Who is this for: This TENGMUJX 48" high-lift blade is aimed at homeowners, landscapers, and small-property managers who own compatible John Deere tractors and need a cost-effective, OEM-compatible replacement. It’s a practical choice if you want to restore bagging performance, improve discharge, or replace worn or damaged blades with a rugged, factory-dimensioned component.