Description
91-251 – Oregon 17″ High-Lift Mower Blade for Gravely (Premium Replacement Blade)
The Oregon 91-251 High-Lift Mower Blade is a premium replacement blade designed for compatible Gravely commercial and residential lawn mowers. Measuring 17 inches in length with a 5/8-inch center hole, this heavy-duty blade is engineered to deliver superior lifting power, making it an excellent choice for bagging and side-discharge mowing applications.
Featuring Oregon’s aggressive high-lift blade design, the 91-251 generates increased airflow beneath the mower deck to efficiently lift grass, improve cutting quality, and propel clippings into the collection system or discharge chute. Manufactured from heat-treated high-carbon steel, this blade offers exceptional durability, edge retention, and resistance to wear under demanding mowing conditions.
Product Details
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Part Number: 91-251
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Previous Part Number: 91251
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Brand: Oregon
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Part Type: High-Lift Mower Blade
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Blade Length: 17 in.
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Center Hole: 5/8 in.
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Material: Heat-Treated High-Carbon Steel
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Blade Style: High-Lift
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OEM Status: Premium Oregon Replacement Blade
Key Features
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Premium Oregon replacement blade
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17-inch cutting blade
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5/8-inch center mounting hole
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Aggressive high-lift design for maximum airflow
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Excellent for bagging and side discharge
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Heat-treated steel for extended durability
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Precision-balanced for smooth operation
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Enhanced hardening for longer edge retention
Function
The 91-251 High-Lift Blade creates powerful airflow beneath the mower deck, lifting grass upright before cutting and efficiently moving clippings into the bagging system or discharge chute. The result is a cleaner cut, improved collection performance, and a more professional-looking finish.
Compatible Equipment
The Oregon 91-251 fits selected Gravely lawn mowers requiring a 17-inch blade with a 5/8-inch center hole.
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Fits numerous Gravely commercial and residential mower models
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Requires three (3) blades for 50-inch cutting decks
Always verify your mower model, deck size, blade length, center hole diameter, and OEM part number before ordering to ensure proper compatibility.
Who Is This For?
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Commercial landscapers
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Lawn care professionals
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Property maintenance crews
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Homeowners with large properties
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Golf course maintenance teams
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Gravely mower owners
Recommended Property Size
Ideal for:
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Large residential properties
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Commercial landscapes
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Parks
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Schools
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Sports complexes
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Municipal grounds
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Professional mowing operations
Pros
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Premium Oregon quality
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Aggressive high-lift design
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Excellent bagging performance
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Superior side-discharge capability
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Heat-treated high-carbon steel
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Enhanced edge retention
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Precision-balanced for reduced vibration
Cons
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High-lift blades are optimized for bagging and side discharge rather than fine mulching
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Requires three blades for compatible 50-inch mower decks
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Blade should be sharpened and balanced periodically for optimum performance
Comparison – Oregon 91-251 High-Lift Blade vs Standard Mower Blades
Oregon 91-251 High-Lift Blade
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Increased airflow for cleaner cutting
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Excellent bagging performance
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Improved side discharge
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Enhanced hardened cutting edge
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Professional-grade durability
Standard Lift Blades
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Lower airflow
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Reduced bagging efficiency
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Standard discharge performance
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Typically shorter edge life
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Better suited for general-purpose mowing
Why Buy from Barry’s Power Equipment?
Barry’s Power Equipment supplies premium Oregon replacement blades and genuine OEM outdoor power equipment parts trusted by professional landscapers, municipalities, contractors, and homeowners.
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Premium Oregon replacement blades
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Fast nationwide shipping
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Competitive pricing
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Expert technical support
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Extensive inventory for Oregon, Gravely, STIHL, Scag, Wright, Toro, Exmark, Ariens, Ferris, Kawasaki, Kohler, Honda, Briggs & Stratton, Cub Cadet, and John Deere equipment.
