CHRYSLER 4892361AA Crankshaft Thrust Bearing

( Manufacturer Part Number: 4892361AA ), ( Part Type: Bearing Crankshaft ), ( Storedescription: Chrysler Corporation Researches, Designs, Manufactures, Assembles )

Review CHRYSLER Crankshaft Thrust Bearing New Oem

The **Chrysler 4892361AA Crankshaft Thrust Bearing** is a precision-engineered component designed to provide critical support and stability to the crankshaft in high-performance and heavy-duty Chrysler V8 engines, including those found in classic muscle cars, trucks, and marine applications. This thrust bearing is specifically crafted to withstand the intense lateral forces generated by the reciprocating motion of the crankshaft, ensuring smooth operation and preventing excessive wear or catastrophic failure. Constructed from high-grade, oil-impregnated bronze or a specialized composite material, the bearing is engineered to maintain optimal lubrication under extreme conditions, reducing friction and heat buildup while extending the lifespan of the engine s internal components. Its robust design incorporates a split configuration, allowing for easy installation and removal without disturbing the crankshaft s alignment, a feature that simplifies maintenance and overhaul procedures. The bearing s precise fit within the crankshaft s thrust surfaces ensures minimal axial movement, which is essential for maintaining proper valve timing, piston-to-cylinder alignment, and overall engine balance. Whether used in a restored 1960s-era Chrysler Hemi, a modern diesel-powered truck, or a high-output marine engine, this thrust bearing delivers reliable performance, making it an indispensable part of any engine rebuild or maintenance project. Its compatibility with a wide range of Chrysler applications, including but not limited to the 318, 360, 426 Hemi, and 440/460 series engines, ensures versatility for both enthusiasts and professional mechanics seeking dependable aftermarket solutions.

The **Chrysler 4892361AA crankshaft thrust bearing** is a critical component for maintaining proper crankshaft alignment and reducing wear in certain Chrysler engines, particularly those with the **318, 360, or 400 cubic inch V8 configurations** (e.g., in the **Dodge Charger, Chrysler 300, or Jeep Grand Cherokee**). Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.

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### **Pros of buying a Chrysler 4892361AA Crankshaft Thrust Bearing**

1. **Direct OEM Fitment**

- This is an **original equipment manufacturer (OEM) part**, meaning it is designed to match the exact specifications of Chrysler s original design. This ensures proper fitment, performance, and longevity compared to aftermarket alternatives that may not be as precise.

2. **High-Quality Materials**

- Chrysler s OEM bearings are typically made from **high-grade steel with a robust plating (often tin or copper-lead)** to resist wear, corrosion, and heat. This improves durability, especially in high-performance or heavy-duty applications.

3. **Reliability and Durability**

- Since these bearings are used in production vehicles, they are built to withstand the stresses of normal driving conditions, including towing, hauling, and high-RPM operation. This reduces the risk of premature failure compared to cheaper aftermarket parts.

4. **Compatibility with Aftermarket Upgrades**

- If you plan to modify your engine (e.g., forced induction, performance camshafts, or increased compression), an OEM thrust bearing can often handle the additional stress better than a generic aftermarket bearing, provided it is the correct part number.

5. **Ease of Installation**

- OEM bearings are designed to be installed using standard tools and procedures, making them accessible for DIY mechanics. Chrysler provides clear installation instructions, reducing the risk of improper fitting.

6. **Warranty Coverage**

- Purchasing directly from Chrysler or an authorized dealer may include a **limited warranty**, offering some recourse if the bearing fails prematurely due to a manufacturing defect.

7. **Prevents Crankshaft Damage**

- A failing thrust bearing can cause the crankshaft to move laterally, leading to **seized bearings, rod bearing failure, or even crankshaft damage**. Replacing it proactively can save thousands in repair costs down the line.

8. **Mainstream Availability**

- This part is widely available through **Chrysler dealerships, online retailers (e.g., RockAuto, Mopar Parts, Amazon), and salvage yards**. This makes it easier to source, even for less common applications.

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### **Cons of buying a Chrysler 4892361AA Crankshaft Thrust Bearing**

1. **Higher Cost Compared to Aftermarket**

- OEM parts are typically **more expensive** than aftermarket alternatives. For example, the 4892361AA may cost **$50 $120**, whereas a comparable aftermarket bearing could range from **$20 $60**. This can be a significant expense if multiple bearings or related components need replacement.

2. **Potential for Counterfeit Parts**

- Purchasing from **unauthorized sellers** (e.g., eBay, Craigslist, or unscrupulous online marketplaces) increases the risk of receiving **counterfeit or reconditioned parts**. These may fail prematurely or not fit correctly. Always buy from **reputable dealers or verified sellers**.

3. **Limited Customization**

- Unlike aftermarket bearings, which may offer **performance-enhancing coatings (e.g., molybdenum, ceramic), or different load capacities**, the OEM part is standardized. If you need a bearing with **higher load-bearing capacity** (e.g., for turbocharging or supercharging), you may need to upgrade to a specialized aftermarket option.

4. **Mixed Reviews on Longevity in Aggressive Applications**

- While OEM bearings are durable, **extreme modifications (e.g., forced induction, nitrous oxide, or high-mileage engines with poor maintenance)** can still cause premature wear. Some owners report that aftermarket bearings with **enhanced coatings** last longer in these scenarios.

5. **Installation Complexity for Inexperienced Mechanics**

- Replacing a crankshaft thrust bearing often requires **removing the engine from the vehicle** or at least the oil pan and main caps. This is a **time-consuming and technically demanding** job that may require **specialized tools** (e.g., crankshaft puller, torque wrench). DIYers without mechanical experience may struggle.

6. **Potential for Overkill in Mild Applications**

- If your engine is **low-mileage and well-maintained**, the OEM bearing may **outlast its usefulness**, making the cost unjustified. In such cases, a **high-quality aftermarket bearing** could suffice at a lower price.

7. **Limited Availability in Some Regions**

- While widely available in North America, **international buyers** may face **shipping delays or higher costs** due to import restrictions or limited stock. Always verify availability before purchasing.

8. **Risk of Incorrect Part Selection**

- Chrysler uses **different thrust bearing designs** across engine families (e.g., **318 vs. 400 vs. 426 Hemi**). Purchasing the wrong part (e.g., a **4892361AB** instead of **4892361AA**) can lead to **poor fitment or failure**. Double-check the **engine application** before buying.

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### **Conclusion**

The **Chrysler 4892361AA crankshaft thrust bearing** is a **reliable, high-quality OEM component** that offers **direct fitment, durability, and peace of mind** for stock or mildly modified Chrysler engines. It is the **best choice for owners who prioritize longevity, warranty coverage, and exact specifications** over cost savings.

However, if you are on a **tight budget** or plan **aggressive engine modifications**, an **aftermarket bearing with enhanced coatings** (e.g., from **Fel-Pro, Moroso, or Clevite**) may be a more cost-effective alternative. Additionally, if you lack **mechanical experience**, consider **hiring a professional mechanic** to ensure proper installation, as incorrect fitting can lead to **seized bearings or crankshaft damage**.

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### **Final Recommendation**

- You need **OEM-level reliability** for a stock or lightly modified engine.

- You are **replacing a failed bearing** in a high-mileage or towing application.

- You want **warranty coverage** and **direct fitment** without compromising on quality.

- You are **comfortable with installation** or have access to a mechanic.

- You are **modifying the engine aggressively** (e.g., forced induction, nitrous, or high-performance camshafts).

- You want to **save money** without sacrificing quality (look for **Fel-Pro, Moroso, or Clevite bearings**).

- Your engine is **low-mileage and well-maintained**, making the OEM part an unnecessary expense.

- **Verify the correct part number** for your specific engine application.

- **Purchase from a reputable dealer** (avoid counterfeit parts).

- **Follow proper installation procedures** to prevent damage.

- **Monitor oil pressure and engine behavior** post-installation for any signs of issues.

For most **stock or mildly modified Chrysler V8 applications**, the **4892361AA is the safest and most reliable choice**. However, weigh the **cost vs. benefit** against aftermarket options if budget or performance needs dictate otherwise.

Details:

Buyer should verify this is the exact part needed before purchasing.

part #: 4892361aa prices

• $70.96-$73.81

specifications cranshafengin:

• for makes: Chrysler
• mpn: 4892361aa
• part type: Bearing Crankshaft
• storedescription: Chrysler Corporation Researches, Designs, Manufactures, Assembles

shipping cranshafengin:

• type: Fixed
• transit: 3-6 Days
• service: Standard
• cost: $0.00
• class: Standard

seller cranshafengin:

• rating: 99.7%
• # reviews: 23942
• city: Beaver Dam, WI

general cranshafengin:

• Car Truck Parts Accessories > Engines Engine Parts > Crankshafts
• condition: New

payments cranshafengin:

• wallet: Apple-pay
• credit card: Visa
• other

returns cranshafengin:

• time: 30 Days
• policy: Returns Accepted
• paid by: Seller

offer cranshafengin:

• best offers: True
• sold: 0
• availability: In Stock
• started: May 17, 2026
• options: Ship-to-home

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