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.


WhatsApp Link

Note: Images shown are for illustration purposes only and may not be an exact representation of the product.

Reviews

There are no reviews yet.

Be the first to review “21443-38010 OIL SEAL”

Your email address will not be published. Required fields are marked *

Questions and Answers

What is the primary function of the 21443-38010 OIL SEAL?
It provides a dynamic seal at the rear of the crankshaft, keeping engine oil contained within the block while the crankshaft rotates at high speeds.
Which vehicle engines utilize this specific oil seal?
It is a widely used seal for many 2.0L and 2.4L engines, as well as several V6 variants found in mid-size Hyundai and Kia SUVs and sedans.
What are the signs of a failing 21443-38010 OIL SEAL?

The most common symptom is oil dripping from the area where the engine meets the transmission, often resulting in oil spots under the vehicle after parking.

Is this component a direct replacement for the original part?

Absolutely. This part is manufactured to meet exact OE inner and outer diameter tolerances for a professional, press-fit installation on the rear main seal housing.

Why should I replace this seal during a transmission or clutch service?

Since the 21443-38010 OIL SEAL is located behind the flywheel, it is a professional best practice to replace it whenever the transmission is removed to avoid expensive future labor costs.


Still have questions?

Ask a question

Recently viewed products