GM 55516935 Lower Engine Motor Crankcase Extension Oil Pan 55489421 2020-21 Pump

( Brand: Gm ), ( Oe/oem Part Number: 55511486 ), ( Vintage Part: No ), ( Type: Oil Pump ), ( Ipn: 55489421 ), ( Fitment Type: Direct Replacement ), ( Manufacturer Part Number: 55516935 )

Review GM 2020 21 Cadillac Engine Motor Lower Crankcase Extension Oil Pan Pump Oem fits CT4

2020-21 Cadillac CT4 Engine Motor Lower Crankcase Extension Oil Pan Pump (GM 55516935)

The GM 55516935 engine motor lower crankcase extension oil pan pump for the 2020-21 Cadillac CT4 is a crucial component of the vehicle's engine oiling system. This pump plays a significant role in maintaining the optimal lubrication of the engine by circulating oil from the oil pan to the crankshaft and internal engine components.

This pump is meticulously designed to fit seamlessly into the lower crankcase extension of the engine. It is manufactured using high-quality materials that ensure durability and reliability, allowing it to withstand the rigors of daily driving and the test of time. The pump features a robust, cast aluminum housing that resists corrosion and wear, providing long-lasting protection for the internal components.

The GM 55516935 oil pan pump for the Cadillac CT4 is engineered to meet the highest standards of performance and efficiency. It is designed to operate quietly and smoothly, minimizing unwanted noise and ensuring a comfortable driving experience. The pump utilizes a state-of-the-art impeller and rotor design, which optimizes oil flow and reduces energy loss, resulting in improved fuel economy and reduced emissions.

The installation process of this oil pan pump is straightforward and can be completed by a skilled DIY mechanic or a professional technician. The pump comes with all necessary hardware, including gaskets and seals, making the installation process as hassle-free as possible. The clear and concise instructions provided in the user manual ensure that the installation process is completed accurately and efficiently.

In summary, the GM 55516935 engine motor lower crankcase extension oil pan pump for the 2020-21 Cadillac CT4 is an essential component of the vehicle's engine oiling system. Its robust design, high-performance capabilities, and ease of installation make it an excellent choice for maintaining the optimal lubrication and longevity of your Cadillac CT4 engine.

Buying a GM 55516935 2020-21 Cadillac CT4 engine motor lower crankcase extension oil pan pump involves considering its potential advantages and disadvantages. This part is essential for maintaining the engine's oil system and ensuring proper lubrication.

1. Ensures Proper Lubrication: Replacing a worn-out or damaged oil pump ensures the engine receives the necessary oil for efficient operation.

2. Improves Engine Performance: A functional oil pump helps maintain optimal engine performance by ensuring consistent oil flow.

3. Prevents Engine Damage: Timely replacement of an oil pump can prevent costly engine damage due to oil starvation.

4. Long-Term Savings: Preventing major engine damage through regular maintenance can save money in the long run.

5. Availability: The GM 55516935 oil pump is readily available from various automotive parts suppliers and dealerships.

1. Cost: Replacing the oil pump can be a significant expense, especially when factoring in labor costs if professional installation is required.

2. Time: Installing the oil pump yourself can be time-consuming, and taking the car to a shop for repair may require several hours of downtime.

3. Complexity: The oil pump installation process can be intricate, and there is a risk of damaging other engine components during the process.

4. Potential for Unforeseen Damage: During the oil pump replacement, other engine components may be found to be damaged, increasing the overall cost of the repair.

The decision to buy and install the GM 55516935 2020-21 Cadillac CT4 engine motor lower crankcase extension oil pan pump is a necessary investment for maintaining the engine's health and preventing potential damage. While the cost and time involved can be a deterrent, the long-term savings and improved performance make it a worthwhile investment. It's essential to follow proper installation procedures to minimize the risk of damaging other components.

1. Research the installation process thoroughly before beginning the project.

2. Gather all necessary tools and equipment.

3. Consult a professional mechanic if unsure about the installation process.

4. Purchase a high-quality oil pump from a reputable supplier.

5. Replace other related components, such as the oil filter and gaskets, during the same service visit to minimize future repair costs.

Details:

COLOR: EXTERIOR BLACK ONYX GBA / 8555 41 672 WA672 U8555 WA8555 41-8555. MILEAGE: 51K MILES. TRANSMISSION: 8-SPEED AUTOMATIC 8L45. BODY TYPE: SEDAN 4-DOOR.

part #: 55516935 prices

• $169.99-$419.99

specifications pumppruner:

• for models: Ct4
• for makes: Cadillac
• brand: Gm
• oe/oem part number: 55511486
• vintage part: No
• type: Oil Pump
• interchange part number: 55489421
• fitment type: Direct Replacement
• manufacturer part number: 55516935

payments pumppruner:

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

returns pumppruner:

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

general pumppruner:

• Car Truck Parts Accessories > Engines Engine Parts > Oil Pumps Parts
• condition: Used

seller pumppruner:

• # reviews: 26176
• city: Kingsley, Michigan
• rating: 99.7%

shipping pumppruner:

• type: Fixed
• transit: 5-10 Days
• cost: $100.00
• service: Economy
• class: Economy

offer pumppruner:

• options: Ship-to-home
• started: November 7, 2025
• best offers: True
• sold: 0
• quantity: 1
• availability: In Stock

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