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Description
24 153 21-S Oil Cooler O-Ring Kohler – Genuine OEM Replacement Part
The Kohler 24 153 21-S Oil Cooler O-Ring is a genuine OEM replacement sealing component designed for Kohler small engines equipped with an oil cooler system. This O-ring provides a secure, leak-free seal between the oil cooler and engine components, helping prevent oil leaks and maintaining proper lubrication and cooling performance.
Manufactured to Kohler factory specifications, this part ensures the correct fit, durability, and dependable sealing for outdoor power equipment applications.
Product Details
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Manufacturer Part Number: 24 153 21-S
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Brand: Kohler
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Part Type: Oil Cooler O-Ring Seal
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Application: Engine Lubrication / Oil Cooler System Seal
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OEM Status: Genuine OEM Replacement Part
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Condition: New
Function
The Kohler 24 153 21-S Oil Cooler O-Ring is designed to:
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Provide a tight, leak-free seal in the oil cooler assembly
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Prevent oil leakage between cooler and engine connections
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Support proper oil circulation and cooling efficiency
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Replace worn, cracked, or hardened oil cooler seals
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Restore factory oil cooler system performance
Compatibility
This OEM oil cooler O-ring fits select Kohler small engine models commonly used in:
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Riding mowers
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Lawn tractors
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Zero-turn mowers
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Commercial outdoor power equipment with oil cooler systems
⚠️ Always verify your exact engine model and serial number before ordering to ensure proper fit.
Installation / Usage
The O-ring installs at the oil cooler connection point within the engine lubrication system. Replacement is recommended whenever the oil cooler is removed or serviced to ensure a proper seal.
For best results:
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Clean sealing surfaces before installation
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Replace O-rings anytime the oil cooler system is serviced
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Use only genuine OEM Kohler replacement parts
Maintenance Tips
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Inspect oil cooler seals during routine engine maintenance
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Replace O-rings showing flattening, cracking, or wear
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Maintain proper oil levels and clean engine oil
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Always use OEM sealing components for correct fit and durability
