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Description
140-5134-03 – Toro 17.50" 2RX Replacement Blade (OEM-Spec)
The Toro 140-5134-03 17.50" 2RX Blade is a genuine Toro replacement mower blade engineered to meet OEM standards for cutting performance, airflow, and durability. Featuring a 17.50-inch cutting length and a 2-point mounting pattern, this 2RX-style blade is designed for enhanced air movement within the mower deck, delivering improved grass lift, efficient discharge, and clean, professional cutting results. Built to Toro’s exact specifications, the 140-5134-03 blade helps restore original cutting quality and reliable performance on compatible Toro lawn and turf equipment.
Product Details
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Manufacturer Part Number: 140-5134-03
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Brand: Toro
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Part Type: Mower Blade
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Blade Length: 17.50 inches
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Blade Style: 2RX (enhanced airflow)
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Mounting Type: Dual-point (2RX/2PT configuration)
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Application: Lawn & garden equipment, Toro mowers (model specific)
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Material: Hardened steel
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OEM Status: Genuine Toro replacement
Function
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Provides clean, consistent cutting performance
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Enhances airflow for superior grass lift and discharge
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Improves mulching and clipping processing
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Maintains balanced blade rotation to reduce vibration
Compatible With
The Toro 140-5134-03 17.50" 2RX Blade is used on select Toro residential and commercial mowing equipment, including:
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Toro mowers requiring a 17.50-inch blade with a 2-point mounting pattern
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Toro equipment specified to use blade part number 140-5134-03
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Models designed for enhanced airflow and cutting performance
Exact compatibility depends on mower model and serial number. Always verify blade length, mounting configuration, and deck type prior to ordering.
How It’s Used
This replacement blade installs onto the mower spindle in place of the existing blade. Typical installation steps include:
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Disconnect the spark plug or power source before servicing.
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Raise and safely secure the mower deck.
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Remove the blade retaining hardware.
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Install the Toro 140-5134-03 blade with the cutting edge facing the correct direction.
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Torque fasteners to Toro-recommended specifications.
Proper installation ensures safe operation, improved airflow, and consistent cutting quality.
Suggested Maintenance
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Inspect blades regularly for dullness, bends, or cracks
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Sharpen or replace blades when cutting performance declines
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Check mounting hardware for proper torque
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Replace blades as part of scheduled seasonal maintenance
The Toro 140-5134-03 17.50" 2RX Replacement Blade is a dependable OEM-spec solution designed to deliver enhanced airflow, efficient cutting performance, and long service life—ideal for keeping compatible Toro mowing equipment operating at peak performance.




