Details

• Brand:

  

• SKU:

  31048AA020

• Other Names:

  O Ring-Sensor

• Description:

  
  

  Engine Crankshaft Position Sensor Seal – Subaru (31048AA020)

  The Engine Crankshaft Position Sensor Seal – Subaru (31048AA020) is a genuine OEM component, crafted to Subaru’s exacting specifications to ensure perfect fit, durability, and performance. This vital seal is designed to protect the crankshaft position sensor from oil leaks, contamination, and temperature-related degradation. Whether you're a professional mechanic or a DIY enthusiast, this seal ensures your vehicle maintains precise engine timing and optimal operation.

  Engineered from high-quality, oil-resistant materials, this seal is built to endure extreme thermal cycles and continuous engine loads. Its robust construction prevents oil from seeping into the sensor area, which protects electronic components and ensures consistent engine performance. Subaru’s stringent manufacturing standards guarantee that this seal meets all original factory tolerances for dependable service life.

  For professional technicians in busy service environments, installing the 31048AA020 seal reduces the risk of repeat repairs and warranty callbacks. For home mechanics, its precise design and reliable compatibility ensure smooth installation — no need for modifications or guesswork. Keeping the crankshaft position sensor properly sealed also helps maintain accurate engine timing, which supports smoother idling, better fuel economy, and reliable starting.

  Choosing this OEM seal over aftermarket alternatives safeguards your engine’s sensor integrity. With a quality seal in place, you avoid issues such as misfires, check engine lights, or erratic performance. The 31048AA020 is an easy, cost-effective way to maintain engine health and save both time and money down the road.

  Key Features and Benefits:

  • Genuine Subaru OEM seal ensures exact fit and compatibility

  • Made from oil-resistant materials designed for engine temperature extremes

  • Protects the crankshaft position sensor from oil leaks and contamination

  • Simplifies installation—ideal for both professional and DIY use

  • Helps maintain engine timing, fuel efficiency, and smooth operation

  • Reduces risk of sensor faults, engine misfires, and check-engine alerts

  With the Engine Crankshaft Position Sensor Seal (31048AA020), you’re investing in Subaru-grade reliability and precision. It’s a small part with a major role — critical to preserving engine performance, sensor accuracy, and overall vehicle longevity.

• Condition: New

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