Description
21443-38010 OIL SEAL: Rear Crankshaft Guide
Main Crankshaft Seal | Santa Fe, Sonata, Sorento & Optima
The 21443-38010 OIL SEAL is the essential engine component designed to restore the lubrication integrity of your Hyundai or Kia series engine. This professionally engineered unit ensures maximum oil containment, providing a dry transmission housing and superior structural integrity.
21443-38010 OIL SEAL Fitment
- Hyundai Santa Fe: 2.4L / 2.7L / 3.5L
- Hyundai Sonata: 2.0L / 2.4L / 2.7L
- Kia Sorento: 2.4L / 3.5L Engines
- Kia Optima / Magentis: 2.0L / 2.4L
- OE Part Number: 21443-38010
Technical Material Specs
- Position: Rear Main (Crankshaft)
- Material: High-Grade FKM / Viton
- Design: Metal-Reinforced Casing
- Resilience: Extreme Temperature Stable
- Standard: OE Precision Grade
Leak Prevention & Drivetrain Protection
Choosing this specific component is vital for protecting your vehicle’s clutch or torque converter from oil contamination. Selecting a premium 21443-38010 OIL SEAL ensures that your engine remains clean and efficient, preventing costly secondary repairs. We strongly recommend browsing our Engine Gasket Sets and Transmission Filters to ensure a complete and professional maintenance cycle.
Check Fitment Verification
To ensure this oil seal is the perfect fit for your specific engine code and production year, please contact us for professional verification using your chassis number.
Note: Images shown are for illustration purposes only and may not be an exact representation of the product.












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