1. Boat Outboard Engines To Buy
  2. sku: 24121948057549604
  3. MERCURY MARINE 39058

MERCURY MARINE 39058 Lower Cover Grommet Shifter 7.5HP

fits make: Mercury.

39058 Mercury Marine Lower Cover Grommet Shifter 7.5hp And Others

( Brand: Mercury Marine ), ( Manufacturer Part Number: 39058 ), ( Part Type: Cover 5hp )

Review MERCURY MARINE Lower Cover Grommet Shifter 7.5hp And Others

The **Mercury Marine 39058 Lower Cover Grommet Shifter** is a precision-engineered component designed specifically for the **7.5 HP Mercury outboard motor**, ensuring smooth and reliable operation while maintaining the integrity of your engine s lower unit. Crafted from high-quality, durable materials, this grommet shifter serves as a critical interface between the lower cover and the shifter mechanism, providing a secure and leak-resistant seal that protects internal components from water intrusion, debris, and corrosion. Its robust construction is engineered to withstand the demands of frequent shifting, whether in calm waters or rough seas, while minimizing wear and tear on the shifting linkage. The grommet s snug fit within the lower cover housing helps prevent shifting slippage, ensuring that your throttle and shift lever respond with precision, reducing the risk of accidental engagement or disengagement during operation. This component is particularly essential for maintaining optimal performance in applications where the outboard is frequently shifted between forward, neutral, and reverse, such as in fishing boats, personal watercraft, or utility vessels. By incorporating this grommet shifter into your maintenance routine, you not only enhance the longevity of your Mercury 7.5 HP outboard but also contribute to a more efficient and trouble-free boating experience. Whether you re performing routine maintenance or addressing a specific issue with shifting responsiveness, replacing the lower cover grommet shifter with an OEM-quality part like this ensures that your engine continues to deliver the power and reliability Mercury is known for.

**Pros and Cons of buying a Mercury Marine 39058 Lower Cover Grommet Shifter for a 7.5HP Outboard Motor**

**Pros:**

1. **Compatibility and Fit:** This part is specifically designed for Mercury Marine outboard motors, ensuring a precise fit and proper functionality. The 7.5HP designation confirms it matches your engine model, reducing the risk of purchasing an incorrect or incompatible part.

2. **Durability:** Mercury Marine parts are known for their quality and durability, built to withstand the demands of marine environments, including exposure to water, salt, and varying temperatures. A well-made grommet and shifter assembly can extend the life of your motor by preventing leaks and ensuring smooth operation.

3. **Performance:** A properly functioning shifter and grommet assembly ensures that your outboard motor shifts gears smoothly and reliably. This contributes to better performance, fuel efficiency, and a more enjoyable boating experience.

4. **Ease of Installation:** Since this part is designed for your specific motor, it should fit relatively easily with minimal modifications. Mercury Marine often provides clear instructions or diagrams to guide the installation process.

5. **Warranty and Support:** Purchasing from an authorized dealer or reputable seller may include a warranty or return policy. Mercury Marine offers customer support, which can be helpful if you encounter issues with the part or installation.

6. **Preventative Maintenance:** Replacing worn or damaged parts like grommets and shifters as part of routine maintenance can prevent more costly repairs down the line. Addressing small issues early often avoids major engine problems.

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**Cons:**

1. **Cost:** Mercury Marine parts can be more expensive than generic or aftermarket alternatives. Depending on your budget, this might be a significant investment, especially if you need to replace multiple parts or if the part is not covered by insurance or warranty.

2. **Limited Availability:** Depending on where you purchase it, you might face challenges finding this specific part, particularly if you're buying from a smaller retailer or an online marketplace with limited inventory. Ensuring the seller is reputable is crucial to avoid counterfeit or damaged goods.

3. **Installation Complexity:** While designed for ease, some users may find the installation process challenging, particularly if they lack mechanical experience. Improper installation could lead to further damage or inefficiency.

4. **Potential for Counterfeit Parts:** Buying from unauthorized sellers or untrusted online platforms increases the risk of receiving counterfeit or substandard parts. These may not perform as expected and could void any warranties.

5. **Time and Effort:** Replacing this part requires removing the lower unit cover, which involves draining oil, disconnecting components, and ensuring everything is properly reassembled. This process can take time and may require tools or assistance.

6. **Opportunity Cost:** If you're not comfortable DIYing, you may need to pay a mechanic to install the part, adding to the overall cost. This could be a significant expense if labor rates are high in your area.

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**Conclusion:**

The Mercury Marine 39058 lower cover grommet shifter for a 7.5HP outboard motor is a high-quality, reliable part that can significantly improve the performance and longevity of your engine if installed correctly. Its compatibility, durability, and support from a trusted brand make it a strong choice for serious boaters who prioritize quality and performance. However, the higher cost, potential installation challenges, and risk of counterfeit parts are factors to consider carefully.

If you are experienced with mechanical work, comfortable with the installation process, and can source the part from an authorized dealer, this is a worthwhile investment. For those less experienced or on a tighter budget, weighing the cost against the potential benefits and considering whether to hire a professional for installation is essential.

**Recommendation:**

If you are confident in your ability to install the part or have access to a trusted mechanic, purchasing the genuine Mercury Marine 39058 part is highly recommended. It ensures optimal performance and reliability for your 7.5HP outboard motor. To minimize risks, buy from an authorized Mercury dealer or a reputable online retailer with a return policy. If budget is a concern, compare it with aftermarket options (ensuring they are compatible) and weigh the trade-offs between cost and quality. Regular maintenance with genuine parts will ultimately save you money in the long run by preventing costly engine failures.

Details:

All of my parts come cleaned and ready to install. Most come with hardware when pictured. Thanks and Happy Boating. Message me if you're not sure for confirmation it fits your serial number.

Shift shaft rubber grommet for the starboard side of lower cover/Cowell is off a early-mid 60s 7.5hp 2cyl but fits many other model's.

part #: 39058 price

  • $10.00

specifications ouboaen:

  • for makes: Mercury
  • brand: Mercury Marine
  • mpn: 39058
  • part type: Cover 5hp

payments ouboaen:

  • other
  • credit card: Discover
  • wallet: Google-pay

general ouboaen:

  • Boat Parts > Outboard Engines Components > Cowlings Housings
  • condition: Used

seller ouboaen:

  • rating: 100.0%
  • # reviews: 264
  • city: Vallejo, California

returns ouboaen:

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

shipping ouboaen:

  • class: Standard
  • type: Calculated
  • transit: 6-11 Days
  • service: USPS Ground Advantage
  • cost: $5.62
  • carrier: USPS

offer ouboaen:

  • sold: 0
  • quantity: 1
  • options: Ship-to-home
  • availability: In Stock
  • started: May 23, 2026
for makes: mercury, part type: cover 5hp,
category: boat parts > outboard engines components > cowlings housings, sku: 24121948057549604,
Mercury Marine 39058 Is Similar To:
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1 offer $10.00 USD
  • Used. Offer #1 priced at $10.00 + $5.62 shipping estimate = $15.62* total. Thanks and Happy Boating! Shift shaft rubber grommet for the starboard side of lower cover/cowel is off a early-mid 60s 7.5hp 2cyl but fits many other models.+$5.62 shipping

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