MERCURY MARINER QUICKSILVER 31-38146A1 Bearing .mercury LM72849 LM72810

( Brand: Mercury Mariner Quicksilver ), ( Part Type: Bearing ), ( Manufacturer Part Number: 31-38146A1 )

Review MERCURY MARINER QUICKSILVER .mercury 31-38146a Bearing

The Mercury Mariner QuickSilver 31-38146A1 and 31-38146A are part numbers for the LM72849 and LM72810 bearings, respectively, which are essential components of the Mercury Mariner outboard motor. These bearings play a crucial role in ensuring the smooth operation of the motor by reducing friction and wear between moving parts.

The LM72849 and LM72810 bearings are specifically designed for Mercury Mariner outboard motors and are engineered to meet the highest standards of performance and durability. They are precision-machined from high-quality materials, such as steel and bronze, to ensure a perfect fit and optimal performance.

The LM72849 bearing is a thrust bearing, which is responsible for transferring the thrust load from the motor to the drive shaft. It is designed with multiple rows of rollers and cages to provide maximum load capacity and durability. The bearing also features a sealed design to keep out water and debris, ensuring a long service life.

The LM72810 bearing is a journal bearing, which supports the crankshaft and transmits power from the engine to the drive shaft. It is designed with a precision-machined surface to provide a perfect fit and minimize friction. The bearing also features a labyrinth seal design, which keeps out water and debris while allowing lubrication to flow freely.

Installing these bearings is a critical task that requires attention to detail and precise installation techniques. It is recommended that they be installed by a certified Mercury Marine technician to ensure proper alignment and lubrication. Proper installation and maintenance of these bearings will help ensure the longevity and optimal performance of your Mercury Mariner outboard motor.

In summary, the Mercury Mariner QuickSilver 31-38146A1 and 31-38146A bearings (LM72849 and LM72810) are essential components of the Mercury Mariner outboard motor that ensure smooth operation and durability. They are precision-machined from high-quality materials to meet the highest standards of performance and durability, and are designed specifically for Mercury Mariner outboard motors. Proper installation and maintenance of these bearings are crucial for the longevity and optimal performance of your motor.

The Mercury Mariner QuickSilver 31-38146A1 and 31-38146A bearing set, specifically the LM72849 and LM72810 bearings, are essential components of the Mariner outboard motor's lower unit. Here are some pros and cons that may help you make an informed decision about purchasing these bearings:

1. OEM Parts: These bearings are original equipment manufacturer (OEM) parts, ensuring a perfect fit and optimal performance for your Mercury Mariner outboard motor.

2. High-Quality Material: The bearings are made of high-quality materials, such as steel and bronze, ensuring durability and resistance to wear and corrosion.

3. Reduced Noise: Replacing worn-out bearings can significantly reduce the noise level of your outboard motor, making your boating experience more enjoyable.

4. Improved Efficiency: Worn-out bearings can negatively impact the efficiency of your outboard motor, leading to decreased performance and increased fuel consumption. Replacing them can help restore the motor's optimal performance.

5. Long-Term Savings: Investing in high-quality OEM bearings can save you money in the long run, as they are less likely to fail prematurely and require fewer repairs or replacements compared to aftermarket parts.

1. Cost: OEM bearings, such as the Mercury Mariner QuickSilver 31-38146A1 and 31-38146A bearing set, can be more expensive than aftermarket parts. However, the long-term savings and improved performance may justify the initial investment.

2. Installation Complexity: Installing bearings in an outboard motor's lower unit can be a complex process, requiring specialized tools and expertise. It may be best to have a professional mechanic perform the installation to ensure proper alignment and sealing.

3. Potential for Downtime: Replacing bearings can result in downtime, preventing you from using your boat during the installation process. It's essential to plan for this and factor it into your boating schedule.

The Mercury Mariner QuickSilver 31-38146A1 and 31-38146A bearing set, specifically the LM72849 and LM72810 bearings, are high-quality OEM parts that offer several advantages, such as improved performance, reduced noise, and long-term savings. However, they can be more expensive than aftermarket parts, and the installation process can be complex and time-consuming. Ultimately, investing in these bearings can help ensure the optimal performance and longevity of your Mercury Mariner outboard motor.

If you're looking to replace the bearings in your Mercury Mariner outboard motor, we recommend purchasing the OEM Mercury Mariner QuickSilver 31-38146A1 and 31-38146A bearing set to ensure a perfect fit, optimal performance, and long-term savings. It's essential to consider the installation complexity and potential downtime and factor these factors into your decision. If you're not comfortable performing the installation yourself, we recommend having a professional mechanic do it to ensure proper alignment and sealing.

part # 3138146a1 prices

• $60.98-$84.99

specifications dorycontrol:

• for makes: Mercury
• brand: Mercury Mariner Quicksilver
• part type: Bearing
• manufacturer part number: 31-38146A1

payments dorycontrol:

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

offer dorycontrol:

• quantity: 1
• sold: 0
• started: January 20, 2026
• availability: In Stock
• options: Ship-to-home

returns dorycontrol:

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

seller dorycontrol:

• # reviews: 1960
• rating: 99.3%

shipping dorycontrol:

• service: USPS Ground Advantage
• type: Calculated
• class: Standard
• carrier: USPS
• transit: 4-11 Days
• cost: $6.46

general dorycontrol:

• Parts Accessories > Boat Parts > Controls Steering
• condition: New other see details

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