Description
21421-33144 OIL SEAL: Front Crankshaft Guide
Front Main Seal | Sonata, Santa Fe, Optima & Magentis
The 21421-33144 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 timing environment and superior structural integrity.
21421-33144 OIL SEAL Fitment
- Hyundai Sonata: 2.0L / 2.4L / 2.7L
- Hyundai Santa Fe: 2.4L / 2.7L V6
- Kia Optima: 2.4L / 2.5L / 2.7L
- Kia Sportage: 2.0L / 2.7L Models
- OE Part Number: 21421-33144
Technical Material Specs
- Position: Front Main (Crankshaft)
- Material: Polyacrylate / Viton Compound
- Feature: Integrated Dust Lip
- Resistance: High-Heat & Oil Stable
- Standard: OE Precision Grade
Timing System Protection
Choosing this specific component is vital for protecting your vehicle’s timing belt or drive belts from oil degradation. Selecting a premium 21421-33144 OIL SEAL ensures that your engine’s front end remains dry and functional, preventing catastrophic belt failure. We strongly recommend browsing our Timing Belt Kits and Crankshaft Pulleys to ensure a complete and professional engine service.
Check Fitment Verification
To ensure this oil seal is the perfect fit for your specific engine code and production date, 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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