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Description
121222 – Toro Cotter Pin .09" x .75" | Genuine OEM Toro Part
The Toro 121222 Cotter Pin is a genuine OEM retaining pin designed to securely lock linkages, control rods, and brake components in place across a wide range of Toro tractors, walk-behind units, and attachments.
This external pressure square-cut cotter pin provides reliable retention in steering, brake, transmission, and hydraulic systems, helping prevent loosening due to vibration during operation.
Product Details
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Manufacturer Part Number: 121222
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Brand: Toro
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Part Type: Cotter Pin
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Pin Size: .09" diameter x .75" length
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Style: External Pressure, Square Cut
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Finish: Yellow Zinc (YWZ)
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OEM Status: Genuine Toro replacement part
Function
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Secures linkage pins, rods, and shafts
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Prevents fasteners from backing out due to vibration
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Used in steering, brake, transmission, and hydraulic systems
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Provides quick installation and reliable retention
Compatible Toro Equipment (Common Applications)
This cotter pin is used extensively across many Toro platforms, including:
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Toro Wheel Horse® & Professional Tractors
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Commercial & Residential Lawn Tractors
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Steering Brake Kits
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Transmission & Direction Control Systems
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Hydraulic Lift & Control Assemblies
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Mower Deck Drive Systems
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Snow Blowers, Tillers, and Attachments
⚠️ Due to the extremely wide range of applications and model variations, always confirm compatibility using your equipment’s model and serial number before ordering.
Installation Notes
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Designed for quick external installation
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Always replace cotter pins when removed
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Ensure proper pin diameter and length for application
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Do not reuse bent or fatigued pins
Signs the Cotter Pin Should Be Replaced
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Bent or distorted pin
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Corrosion or fatigue
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Loose linkage or excessive play
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Pin missing or broken
The Toro 121222 Cotter Pin (.09" x .75") is a small but critical fastener that ensures safe, reliable operation across a wide range of Toro equipment and attachments.
