13990027 – Wright Clutch Washer, ZK (Genuine Wright OEM Part)
The Wright 13990027 is a genuine OEM clutch washer, manufactured to ZK specification and engineered for precise spacing and secure load distribution within clutch and PTO drive assemblies on compatible Wright lawn and turf equipment. This washer is a critical component that helps maintain proper clutch alignment, consistent engagement, and reliable power transfer during operation.
Manufactured to Wright original equipment specifications, the clutch washer is produced from high-strength steel with an OEM-approved protective finish, designed to withstand heat, vibration, and repeated clutch engagement cycles common in commercial mowing applications. Using a genuine Wright clutch washer ensures correct stack height, proper fitment, and factory-approved clutch system performance.
Product Details
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Manufacturer Part Number: 13990027
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Brand: Wright
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Part Type: Clutch Washer
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Specification: ZK
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System: Clutch / PTO drive system
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Function: Provides spacing, load distribution, and alignment in clutch assemblies
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Material: High-strength steel with OEM protective finish
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OEM Status: Genuine Wright OEM replacement
Function
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Maintains correct clutch stack height
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Distributes load evenly across clutch components
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Supports smooth and reliable clutch engagement
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Helps prevent premature wear of clutch components
Compatible With
The Wright 13990027 Clutch Washer is used on select Wright equipment, including:
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Wright stand-on mowers
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Wright commercial lawn and turf equipment
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Wright PTO and electric clutch assemblies requiring ZK-spec washers
(Exact compatibility depends on the specific Wright model and clutch configuration.)
How It’s Used
This washer installs within the clutch assembly, positioned as specified in Wright service diagrams to ensure proper spacing and alignment. Correct placement is essential for consistent clutch engagement and long service life.
Always follow Wright assembly order and torque specifications when installing clutch components.
Suggested Maintenance
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Inspect clutch washers during clutch service or replacement
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Replace washers showing heat discoloration, wear, or deformation
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Verify correct washer specification (ZK) during reassembly
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Maintain proper clutch air gap according to Wright specifications
The Wright 13990027 ZK Clutch Washer is used in OEM-specified Wright clutch systems where durability, precise spacing, and reliable PTO engagement are essential.
