EASTERN 0950-0325 Left Balance Shaft Bearing 8989

( Brand: Eastern ), ( Manufacturer Part Number: 0950-0325 ), ( Part Type: Bearing Shaft ), ( Machine Type: Street Motorcycle ), ( Oe/oem Part Number: 8989 )

Review EASTERN Left Side Balance Shaft Bearing Harley Davidson

The **Eastern 0950-0325 Left Balance Shaft Bearing (8989)** is a precision-engineered, high-performance bearing designed specifically for Harley-Davidson s classic and modern V-Twin engines, including models like the Sportster, Softail, and Dyna series. Crafted from durable, heat-resistant materials, this bearing is engineered to withstand the rigorous demands of high-speed operation and heavy loads, ensuring smooth, vibration-free performance under extreme conditions. The bearing features a robust, interference-fit design that securely locks into place within the balance shaft housing, preventing axial movement and minimizing wear on the surrounding components. Its seamless integration with the balance shaft assembly helps maintain optimal engine balance, reducing parasitic drag and enhancing overall engine efficiency while extending the lifespan of critical internal parts. Ideal for both original equipment replacement and performance upgrades, this bearing is built to meet or exceed OEM specifications, offering superior durability and reliability compared to aftermarket alternatives. Whether used in stock applications or high-performance builds, the Eastern 0950-0325 bearing delivers consistent performance, quiet operation, and long-term dependability, making it a trusted choice for Harley-Davidson enthusiasts seeking precision and longevity in their engine builds.

### **Pros and Cons of buying a Eastern 0950-0325 Left Balance Shaft Bearing (Part #8989 for Harley-Davidson)**

1. **Compatibility** This bearing is specifically designed for Harley-Davidson engines, particularly those with the **0950-0325** balance shaft assembly, ensuring a proper fit without modification.

2. **Quality Materials** Eastern Manufacturing is a reputable supplier of OEM-quality replacement parts, often using durable materials like high-grade steel or bronze for longevity.

3. **Direct Replacement** Since it is an exact match for the original equipment, installation should be straightforward, reducing the risk of compatibility issues.

4. **Warranty Coverage** Many aftermarket suppliers, including Eastern, offer warranties on their bearings, providing peace of mind against premature failure.

5. **Cost-Effective Alternative** In some cases, this bearing may be priced lower than OEM parts, offering a budget-friendly option without sacrificing quality.

6. **Ease of Installation** As a standalone bearing, it can be replaced without needing a full engine overhaul, saving labor costs if the rest of the balance shaft assembly is intact.

7. **Support for Performance** A properly functioning balance shaft bearing helps maintain smooth engine operation, reducing vibration and improving longevity of related components.

1. **Potential Counterfeit Risk** Some aftermarket bearings, even from reputable brands, may be counterfeit or mislabeled, leading to premature failure or poor performance.

2. **Limited Availability of Original Documentation** Unlike OEM parts, aftermarket bearings may not come with detailed installation instructions or torque specifications, requiring research.

3. **Compatibility with Modified Engines** If the Harley-Davidson engine has been heavily modified (e.g., forced induction, custom crankshafts), this bearing may not be ideal and could require additional adjustments.

4. **Price Variability** While often affordable, prices can fluctuate based on supplier, demand, or regional availability, potentially making it more expensive than expected.

5. **Lack of OEM Support** If issues arise, customer service or warranty claims may be less responsive compared to dealing directly with Harley-Davidson or an authorized dealer.

6. **Installation Skill Dependency** Improper installation (e.g., incorrect torque, misalignment) can lead to premature wear or failure, requiring mechanical expertise.

7. **Durability Concerns** While generally reliable, aftermarket bearings may not match the exact wear resistance of OEM parts, especially in high-mileage or performance applications.

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### **Conclusion**

The **Eastern 0950-0325 Left Balance Shaft Bearing (8989)** is a viable and often cost-effective choice for Harley-Davidson owners needing a replacement bearing. Its compatibility, quality, and ease of installation make it a practical option for routine maintenance or minor repairs. However, potential buyers should verify the authenticity of the part, ensure proper installation, and consider whether the bearing aligns with their engine s specific needs especially in modified or high-performance applications.

For engines with extensive wear or those under heavy stress (e.g., turbocharged or supercharged setups), consulting a Harley-Davidson mechanic or sourcing an OEM or high-end aftermarket bearing (e.g., from **Harley-Davidson Performance Parts** or **JE** series bearings) may be advisable to guarantee optimal performance and longevity.

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### **Recommendation**

- **For Standard or Stock Engines:** The Eastern bearing is a **solid, budget-friendly choice** with minimal risk, provided it is purchased from a trusted supplier (e.g., **Harley-Davidson dealers, RockAuto, or reputable online marketplaces**).

- **For Modified or High-Performance Engines:** Opt for a **higher-quality bearing** (e.g., **JE 8989 or OEM**) to ensure compatibility with increased stress or modifications.

- **Before Purchase:** Confirm the **exact model year and engine configuration** of the Harley-Davidson to avoid mismatches, and check for **authenticity** (e.g., look for proper packaging, part numbers, and supplier reviews).

- **Installation:** If unsure about installation, consult a **Harley-Davidson technician** to prevent damage or improper fitment.

Ultimately, the Eastern bearing is a **good general-purpose replacement** for most stock Harley-Davidson engines, but prioritize quality and compatibility for long-term reliability.

Details:

Balance shaft bearing for Softail Twin Cams 2000 -2006, OEM 8989 Drag # 0950-0325, 2000 -2006.

part #: 09500325 prices

• $36.05-$43.99

specifications bearingmotorcycleiz:

• for makes: Harley, Davidson
• brand: Eastern
• mpn: 0950-0325
• part type: Bearing Shaft
• machine type: Street Motorcycle
• oe/oem part number: 8989

general bearingmotorcycleiz:

• condition: New
• Motorcycle Scooter Parts Accessories > Engines Engine Parts > Engine Bearings

shipping bearingmotorcycleiz:

• service: USPS Ground Advantage
• cost: $8.75
• transit: 5-10 Days
• carrier: USPS
• class: Standard
• type: Calculated

offer bearingmotorcycleiz:

• options: Ship-to-home
• quantity: 2
• started: May 13, 2026
• availability: In Stock
• sold: 0

seller bearingmotorcycleiz:

• # reviews: 34
• city: Georgetown, Texas
• rating: 100.0%

returns bearingmotorcycleiz:

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

payments bearingmotorcycleiz:

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

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