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Description
6479 – Rotary Mower Blade 21" x 2-1/2" (Replaces John Deere TCU15881, M128485, M133381 & Windsor 50-3035)
The Rotary 6479 Mower Blade is a premium OEM-quality replacement blade engineered for compatible John Deere and Windsor commercial mower decks. Measuring 21 inches long with a 0.904-inch (113/125") center hole, this heavy-duty blade delivers clean, consistent cutting performance while providing exceptional durability for demanding residential and commercial mowing applications.
Manufactured from heat-treated, high-strength steel, the Rotary 6479 is precision balanced to minimize vibration, improve cutting efficiency, and extend the service life of mower deck components.
Product Details
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Part Number: 6479
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Brand: Rotary
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Part Type: Mower Blade
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Blade Length: 21 Inches
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Blade Width: 2-1/2 Inches
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Center Hole Diameter: 113/125 Inch (0.904")
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Blade Thickness: 0.2950 Inch
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Material: Heat-Treated High-Strength Steel
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OEM Replacement Quality
Replaces OEM Part Numbers
John Deere
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M128485
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TCU15881
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M133381
Windsor
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50-3035
Key Features
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Heavy-duty OEM-quality replacement blade
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Precision-balanced for smooth operation
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Heat-treated steel construction for long service life
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Produces a clean, professional-quality cut
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Excellent wear and impact resistance
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Direct-fit replacement for compatible mower decks
Function
The Rotary 6479 Mower Blade delivers a precise, even cut while efficiently lifting and discharging grass clippings for superior mowing performance. Its precision-balanced design reduces vibration, protects spindle assemblies, and helps maintain consistent cutting quality.
Compatible Equipment
The Rotary 6479 is designed for compatible John Deere and Windsor commercial and residential mower decks using the listed OEM blade part numbers.
Always verify your mower model, blade dimensions, center hole size, and OEM part number before ordering.
Who Is This For?
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Commercial landscapers
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Lawn care professionals
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Grounds maintenance crews
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Property managers
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Homeowners with compatible John Deere or Windsor equipment
Recommended Property Size
Ideal for residential lawns, estates, commercial properties, parks, schools, municipalities, golf courses, and professional turf maintenance operations.
Pros
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OEM-quality replacement
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Heavy-duty heat-treated steel construction
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Precision-balanced for reduced vibration
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Excellent cutting performance
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Long service life
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Direct replacement for John Deere and Windsor blades
Cons
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Fits only compatible mower deck applications
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Blade should be replaced if bent, cracked, or excessively worn
Comparison – Rotary 6479 vs Standard Replacement Blades
Rotary 6479
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Precision OEM-quality manufacturing
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Heavy-duty steel construction
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Superior balance and cutting performance
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Longer service life
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Reliable fit and durability
Generic Replacement Blades
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May have inconsistent balance
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Lower-quality steel
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Faster cutting edge wear
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Reduced cutting consistency
Why Buy from Barry's Power Equipment?
Barry's Power Equipment supplies premium Rotary replacement mower blades trusted by professional landscapers and property owners.
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High-quality OEM replacement parts
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Fast nationwide shipping
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Competitive pricing
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Expert parts support
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Extensive inventory for John Deere, Windsor, Rotary, and other leading outdoor power equipment brands.
