1. Antique, Vintage, Historic Motorcycle Parts For Sale
  2. sku: 22591292777888721
  3. YAMAHA 498-15381-00-00

YAMAHA 498-15381-00-00 Dt Bearing Cover 75-78

fits model: Dt400, 400. make: Yamaha.

498-15381-00-00 Yamaha 75-78 Dt400 Dt 400 Oem Bearing Cover

( Type: Bearing Cover ), ( UPC: 498153810000 )

Review YAMAHA 75-78 Dt Oem Bearing Cover fits DT400 400

The **Yamaha 498-15381-00-00** is a precision-engineered bearing cover designed specifically for the **DT400 and DT400E** outboard motors, manufactured within Yamaha s rigorous quality standards to ensure optimal performance and longevity. This high-grade component is crafted from durable, corrosion-resistant materials, engineered to withstand the demanding conditions of marine environments, including exposure to saltwater, UV radiation, and constant mechanical stress. The bearing cover plays a critical role in housing the main drive shaft bearings, which are essential for maintaining smooth and efficient power transmission from the engine to the propeller. Its robust construction minimizes friction and wear, thereby reducing the risk of premature failure and extending the operational lifespan of the outboard motor.

The **498-15381-00-00** is meticulously designed to fit seamlessly into the DT400 s lower unit, ensuring a snug and secure installation that prevents leaks and misalignment. The cover features precision-machined surfaces and tight tolerances, allowing for an airtight seal when paired with Yamaha s proprietary gaskets, which are included in the original packaging. This attention to detail not only enhances the reliability of the motor but also contributes to fuel efficiency by reducing energy loss due to internal friction. Whether used in recreational boating, fishing, or light-duty commercial applications, this bearing cover is a vital replacement part that upholds the performance integrity of Yamaha s legendary DT400 series.

For those seeking a direct, OEM-quality solution, the **498-15381-00-00** is an ideal choice, offering the same level of craftsmanship and durability as the original equipment. Its compatibility with the DT400 and DT400E models ensures that boat owners can maintain their engines with confidence, knowing they are using a part that meets Yamaha s exacting specifications. Proper installation, along with regular maintenance, will further ensure that this bearing cover continues to perform flawlessly, keeping the outboard motor running at peak efficiency for countless hours on the water.

### **Pros and Cons of buying a Yamaha 498-15381-00-00 (DT400/DT400B Bearing Cover)**

#### **Pros:**

1. **Direct Compatibility** This part is specifically designed for Yamaha DT400 and DT400B outboard motors, ensuring a perfect fit without modifications.

2. **High-Quality Material** Yamaha parts are known for durability and reliability, often built to withstand harsh marine conditions.

3. **Easy Installation** As a direct replacement, it should fit seamlessly with minimal adjustments, reducing labor time.

4. **Extended Motor Lifespan** A well-fitted bearing cover helps prevent water intrusion, reducing wear on internal components.

5. **Warranty Coverage** If purchased from an authorized dealer or Yamaha-approved seller, it may come with warranty protection.

6. **Prevents Leaks** A properly sealed bearing cover helps maintain proper lubrication and prevents oil or water leaks.

7. **Cost-Effective Long-Term Solution** Replacing a worn or damaged bearing cover early can prevent more expensive repairs down the line.

#### **Cons:**

1. **Potential Counterfeit Risk** If bought from an unauthorized seller, there s a chance of receiving a fake or low-quality replica, which could fail prematurely.

2. **Limited Availability** Older Yamaha models like the DT400 may not be as widely stocked in some regions, requiring special ordering.

3. **Replacement Difficulty (If Stuck)** If the old bearing cover is corroded or seized, removal may require additional tools or professional help.

4. **Price Sensitivity** Compared to generic aftermarket parts, Yamaha OEM components can be more expensive.

5. **No Upgrades Included** This is a direct replacement, meaning it won t offer any performance improvements beyond basic functionality.

6. **Installation Knowledge Required** While straightforward, improper sealing or torque can lead to leaks or damage if the installer lacks experience.

7. **Environmental Factors** Exposure to saltwater, UV rays, and constant vibration may still degrade the part over time, requiring eventual replacement.

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### **Conclusion:**

The **Yamaha 498-15381-00-00 bearing cover** is a reliable, high-quality replacement part for DT400/DT400B outboards, offering direct compatibility and long-term protection. However, its value depends on where and how it is purchased authentic parts from Yamaha dealers ensure longevity, while third-party sellers carry risks. If the motor is older or heavily used, consider whether the cost justifies the replacement, especially if the part is still functional.

For most boat owners, **this is a recommended purchase** if:

- The current bearing cover is damaged or leaking.

- You want a trusted, long-lasting solution.

- You re replacing it as part of routine maintenance.

If budget is a concern, a **genuine Yamaha part is still preferable** over untested aftermarket alternatives, as failure could lead to more costly repairs.

**Final Recommendation:** Buy from an **authorized Yamaha dealer or a reputable marine parts supplier** to ensure authenticity. If unsure about installation, consult a professional mechanic to avoid improper sealing or damage. Regularly inspect the bearing cover afterward to extend its lifespan.

Details:

75-78 YAMAHA DT400 dt 400 OEM BEARING COVER, This COVER is in very good condition and shows normal signs of wear. BIN #41J, Please review all pictures to assess the condition of item. Removed From 2009 KAWASAKI KX250.

part #: 498153810000 prices

  • $15.23-$20.00

specifications cyclevintagee:

  • for models: Dt400, 400
  • for makes: Yamaha
  • type: Bearing Cover
  • upc: 498153810000

seller cyclevintagee:

  • # reviews: 7386
  • city: Spokane, Washington
  • rating: 99.1%

shipping cyclevintagee:

  • cost: $0.00
  • type: Fixed
  • service: Standard
  • class: Standard
  • transit: 3-8 Days

general cyclevintagee:

  • condition: Used
  • Parts Accessories > Motorcycle Scooter Parts Accessories > Other Motorcycle Scooter Parts Accessories

returns cyclevintagee:

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

offer cyclevintagee:

  • sold: 0
  • best offers: True
  • availability: In Stock
  • quantity: 1
  • started: May 27, 2026
  • options: Ship-to-home

payments cyclevintagee:

  • other
  • wallet: Paypal
  • credit card: Visa
for models: dt400, 400, for makes: yamaha, type: bearing cover,
category: motorcycle parts > motorcycle scooter parts accessories, sku: 22591292777888721,
Yamaha 498-15381-00-00 Is Similar To:
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3 offers $15.23–$20.00 USD
  • New. Offer #1 priced at $18.99 + $6.50 shipping estimate = $25.49* total. Yamaha part number 509-15381-00-00.+$6.50 shipping
  • Used. Offer #2 priced at $20.00 + $0.00 shipping estimate = $20.00* total. This BEARING COVER is in very good condition and shows normal signs of wear.FREE SHIPPING
  • New other (see details). Offer #3 priced at $15.23 + $Calculated shipping estimate = $15.23* total. 1 MILE SOUTH OF TOWN ON M-19 NOS/OEM BEARING PLATE.+$Calculated shipping

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