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  3. GM 10408957

GM GENUINE PARTS 10408957 Automatic Transmission Fluid Inlet Cooler Line

fits year: 1997–1999.

10408957 Gm Genuine Parts New Oem Automatic Transmission Fluid Cooler Inlet Line

( Brand: Gm Genuine Parts ), ( Manufacturer Part Number: 10408957 ), ( Part Type: Fluid Line Transmission Cooler ), ( Year: 1997 1998 1999 ), ( Genuine Oem: Yes ), ( Make: Chevrolet ), ( Universal Fitment: Direct Replacement ), ( Transmission Type: Automatic )

Review GM GENUINE PARTS New Oem Automatic Transmission Fluid Cooler Inlet Line fits 1997–1999

The GM 10408957 Automatic Transmission Fluid Cooler Inlet Line is an essential component in the cooling system of your vehicle, designed specifically for use with General Motors automatic transmissions. This inlet line facilitates the circulation of transmission fluid, drawing it from the transmission pan and directing it through the cooler to be cooled before being returned to the transmission.

Manufactured from high-quality materials, this inlet line is engineered to provide superior durability and resistance to the harsh conditions encountered within a vehicle's engine compartment. The line is constructed with a reinforced, flexible design, allowing it to withstand the vibrations and stresses that can occur during normal operation.

Measuring approximately 23 inches in length, this GM transmission fluid cooler inlet line features an inlet connection size of 13/16 inches and an outlet connection size of 11/16 inches. The inlet end of the line is equipped with a male threaded fitting, while the outlet end features a female threaded fitting. These connections ensure a secure and leak-free connection to the transmission fluid cooler and the transmission pan.

The GM 10408957 Automatic Transmission Fluid Cooler Inlet Line is designed to meet or exceed the original equipment manufacturer's specifications for fit, form, and function. By using this genuine GM replacement part, you can ensure the continued performance and longevity of your vehicle's automatic transmission cooling system.

In summary, the GM 10408957 Automatic Transmission Fluid Cooler Inlet Line is a crucial component in the cooling system of your General Motors automatic transmission vehicle. Engineered from durable materials and designed to meet OEM specifications, this inlet line provides reliable and leak-free operation to ensure the optimal performance of your transmission.

Buying a GM 10408957 automatic transmission fluid cooler inlet line involves considering both its advantages and disadvantages. Here's a detailed analysis:

Advantages:

1. Ensures Proper Cooling: This part ensures that the automatic transmission fluid (ATF) remains at an optimal temperature. Proper cooling helps prevent damage to the transmission system and ensures smooth operation.

2. Improves Transmission Performance: A faulty or damaged inlet line can lead to transmission issues like hard shifting, slipping gears, and overheating. Replacing the line with a new one can improve the overall performance of the transmission system.

3. Long-Lasting: A high-quality aftermarket transmission fluid cooler inlet line, like the GM 10408957, can last longer than the OEM part.

4. Cost-Effective: In some cases, replacing the inlet line may be more cost-effective than repairing or replacing the entire transmission system.

Disadvantages:

1. Installation Complexity: Installing a transmission fluid cooler inlet line can be a complex process, especially for those without mechanical skills. It may require specialized tools and knowledge.

2. Cost: The cost of replacing a transmission fluid cooler inlet line can vary significantly depending on the make, model, and year of the vehicle. For some vehicles, the cost may be higher than expected.

3. Availability: Finding the correct transmission fluid cooler inlet line for your specific vehicle make and model can be challenging. It may require some research and effort to locate a reputable supplier.

Conclusion:

Buying a GM 10408957 automatic transmission fluid cooler inlet line can offer several advantages, including proper cooling, improved transmission performance, long-lastingness, and cost-effectiveness. However, it also comes with some disadvantages, such as installation complexity, cost, and availability. Ultimately, the decision to buy this part depends on the individual's vehicle needs, mechanical skills, and budget.

Recommendation:

If you believe that replacing the transmission fluid cooler inlet line is the best option for your vehicle, I would recommend purchasing a high-quality aftermarket part, such as the GM 10408957, from a reputable supplier. Ensure that you have the necessary tools and skills to install the line or consider hiring a professional mechanic to do the job. It's also essential to follow the recommended installation instructions carefully to avoid any potential complications.

Details:

part #: 10408957 price

  • $60.00

specifications othellodrivetrain:

  • for years: 1997-1999
  • brand: Gm Genuine Parts
  • mpn: 10408957
  • part type: Fluid Line Transmission Cooler
  • year: 1997 1998 1999
  • genuine oem: Yes
  • make: Chevrolet
  • universal fitment: Direct Replacement
  • transmission type: Automatic

seller othellodrivetrain:

  • city: Lockport, Illinois
  • # reviews: 5608
  • rating: 99.9%

general othellodrivetrain:

  • condition: New
  • Car Truck Parts Accessories > Transmission Drivetrain > Other Transmission Drivetrain

shipping othellodrivetrain:

  • class: Standard
  • service: Standard
  • cost: $0.00
  • transit: 3-5 Days
  • type: Fixed

offer othellodrivetrain:

  • availability: In Stock
  • started: January 9, 2026
  • best offers: True
  • quantity: 1
  • options: Ship-to-home
  • sold: 0

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returns othellodrivetrain:

  • policy: Returns Accepted
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  • time: 30 Days
for years: 1997-1999, part type: fluid line transmission cooler, year: 1997 1998 1999, genuine oem: yes, universal fitment: direct replacement, transmission type: automatic,
manufacturer: chevrolet, category: auto parts > car truck parts accessories > transmission drivetrain, sku: 11753491978936772,

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