GM 55495259 Upper Crankshaft Bearing

( Brand: Gm ), ( Part Type: Bearing Crankshaft ), ( Manufacturer Part Number: 55495259 ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Make: Cadillac ), ( Year: 2020 2021 2022 2023 ), ( Parts Included: Only Part Reference 25 On The Diagram Is Included )

Review GM Genuine Crankshaft Upper Bearing fits 2020–2023

GM 55495259 Crankshaft Upper Bearing

The GM 55495259 Crankshaft Upper Bearing is an essential component in the powertrain system of various General Motors vehicles. This part is specifically designed to support the crankshaft and ensure a smooth and efficient operation of the engine.

This crankshaft upper bearing is engineered using high-quality materials, including a durable inner race and an outer race made of steel for enhanced strength and longevity. The rolling elements, or balls, are made of chrome steel, offering excellent load-carrying capacity and resistance to wear. The retainer is designed to keep the balls in place and prevent them from coming into contact with each other, reducing friction and noise.

The GM 55495259 Crankshaft Upper Bearing is designed to fit specifically in various GM engines, ensuring a precise fit and optimal performance. The dimensions of this bearing are meticulously engineered to provide a snug fit, preventing any potential vibrations or excessive play that could lead to damage or engine failure.

Installation of this crankshaft upper bearing is typically a straightforward process, although it may require the use of specialized tools and techniques to ensure proper alignment and seating. Proper installation is crucial to ensure the longevity and effectiveness of the bearing.

In the event that this crankshaft upper bearing needs to be replaced, it's important to use a genuine GM replacement part, such as the GM 55495259, to maintain the performance and reliability of your engine. Using an aftermarket or inferior quality part could lead to premature failure and increased maintenance costs in the future.

In summary, the GM 55495259 Crankshaft Upper Bearing is a critical component in the powertrain system of various GM vehicles, designed to support the crankshaft and ensure a smooth and efficient operation of the engine. This high-quality part is engineered using durable materials and precise dimensions to provide optimal performance and longevity. Proper installation and the use of genuine GM replacement parts are essential to maintain the reliability and effectiveness of your engine.

Pros and Cons of Buying a GM Crankshaft Upper Bearing (55495259)

The crankshaft upper bearing is a crucial component in an internal combustion engine. In the case of General Motors (GM), the part number for this component is 55495259. This article discusses the potential advantages and disadvantages of purchasing this specific crankshaft upper bearing from GM.

1. OEM (Original Equipment Manufacturer) part: By purchasing the GM crankshaft upper bearing directly from the manufacturer, you can be assured of its compatibility and quality, as it's designed specifically for your GM engine.

2. Reliable: GM is a well-established automobile manufacturer with a strong reputation for producing high-quality parts. Buying an OEM part like the crankshaft upper bearing from them is likely to result in a reliable and long-lasting component.

3. Warranty: GM usually offers a warranty on their parts, which can provide peace of mind and protection against manufacturing defects or failures.

4. Availability: GM parts are widely available at dealerships, auto parts stores, and online retailers, ensuring convenience and ease of purchase.

1. Cost: OEM parts, including the GM crankshaft upper bearing, tend to be more expensive than aftermarket alternatives due to the brand name and the manufacturing costs involved.

2. Longer delivery times: In some cases, purchasing an OEM part like the GM crankshaft upper bearing from a dealership or directly from GM may result in longer delivery times compared to aftermarket options.

3. Limited customization: Since GM's crankshaft upper bearing is designed for a specific engine and application, it may not offer the same level of customization as aftermarket alternatives.

When considering the purchase of a GM crankshaft upper bearing (55495259), it's essential to weigh the advantages and disadvantages carefully. The OEM part's reliability, compatibility, and warranty are significant pluses, but the higher cost and potential longer delivery times are worth noting. Ultimately, the decision depends on your priorities, budget, and the urgency of the repair. If you value the peace of mind that comes with an OEM part and the warranty it offers, then purchasing the GM crankshaft upper bearing is a solid choice. However, if you're looking for a more cost-effective alternative with potentially quicker delivery, exploring aftermarket options may be worth considering.

If you prioritize reliability and compatibility, and you have the budget for it, purchasing the GM crankshaft upper bearing (55495259) directly from the manufacturer is a recommended choice. However, if you're looking to save money and are willing to accept the potential risks of purchasing an aftermarket part, consider exploring options from reputable aftermarket manufacturers. Always make sure to verify the compatibility of the aftermarket part with your specific engine model before making a purchase.

Details:

Function: Upper crankshaft/main bearing to support crank journal and maintain oil clearance. Quality: Engineered and tested to GM factory standards. Applications: Notes reference Silverado/Sierra; upper, journal 4 numbers provided in service notes. Found a Better Price.

Also Known As: Bearing Set. Just Didn't Like it. Changed My Mind.

part #: 55495259 prices

• $7.50-$32.49

specifications engibearing:

• for years: 2020-2023
• brand: Gm
• part type: Bearing Crankshaft
• manufacturer part number: 55495259
• genuine oem: Yes
• manufacturer warranty: 1 Year
• fitment type: Direct Replacement
• make: Cadillac
• year: 2020 2021 2022 2023
• parts included: Only Part Reference 25 On The Diagram Is Included

shipping engibearing:

• transit: 4-10 Days
• type: Fixed
• class: Standard
• service: FedEx Ground / FedEx Home Delivery
• carrier: FedEx
• cost: $0.00

seller engibearing:

• rating: 96.5%
• city: Garland, Texas
• # reviews: 2004 9

returns engibearing:

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

offer engibearing:

• started: September 9, 2025
• options: Ship-to-home
• quantity: 4
• availability: In Stock
• sold: 0

payments engibearing:

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

general engibearing:

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

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