1. Car & Truck Engine Radiators Deals
  2. sku: 9870501846264721
  3. GATES SX-1904

GATES SX-1904 Rear Engine Coolant Thermostat

fits model: 2500, Sierra, Classic. make: Gmc. year: 2007.

Sx-1904 Gates Rear Engine Coolant Thermostat For 2007 Gmc Sierra 2500 Hd Classic Kk

( Brand: Gates ), ( Manufacturer Part Number: SX-1904 ), ( Type: Engine Coolant Thermostat ), ( Placement On Vehicle: Belts Cooling Thermostat Housing ), ( Manufacturer Warranty: Recommended Service Interval ), ( Item Height: 2.750 ), ( Ipn: C621 16-45 ), ( Compatible Model: Sierra 2500 Hd Classic ), ( Core Charge: Free No Core Charge ), ( Position: Rear ), ( Fitment Type: Direct Replacement ), ( Bundle Description: 1 Pc Genuine Gates Engine Coolant Thermostat )

Review GATES Rear Engine Coolant Thermostat For Gmc Hd fits SIERRA CLASSIC 2500 2007

The Gates SX-1904 Rear Engine Coolant Thermostat is a crucial component for maintaining optimal cooling performance in your 2007 GMC Sierra 2500 Classic. This thermostat is specifically designed and engineered to fit and function effectively in the rear engine cooling system of your heavy-duty pickup truck.

This thermostat features a durable, corrosion-resistant housing made of high-quality materials. Its robust design ensures reliable operation even in the most demanding conditions. The housing is equipped with a built-in gasket to provide a secure seal and prevent coolant leaks.

The Gates SX-1904 Rear Engine Coolant Thermostat is designed to regulate the temperature of the coolant flowing to the rear engine. It has a temperature-sensitive valve that opens and closes based on coolant temperature. When the coolant temperature reaches a certain point, the valve opens, allowing coolant to circulate to the rear engine. This helps ensure that the engine stays at an optimal operating temperature, which is essential for its longevity and efficient performance.

The thermostat is also designed to be easy to install. It comes with clear installation instructions, and the necessary hardware is included in the package. The thermostat is a direct replacement for the original equipment manufactured (OEM) thermostat, making it a convenient and cost-effective solution for those in need of a replacement.

In summary, the Gates SX-1904 Rear Engine Coolant Thermostat is a high-quality, durable component that is essential for maintaining the cooling performance of your 2007 GMC Sierra 2500 Classic. Its robust design, easy installation, and reliable operation make it an excellent choice for those in need of a replacement thermostat.

Buying a Gates SX-1904 rear engine coolant thermostat for a 2007 GMC Sierra 2500 classic can have both advantages and disadvantages. Here are some potential pros and cons:

Pros:

1. Improved engine performance: A malfunctioning coolant thermostat can cause the engine to run too hot or too cold, which can negatively impact performance. Replacing the thermostat with a new one can help ensure optimal engine temperature, leading to better fuel efficiency and smoother operation.

2. Longer engine life: By maintaining the correct engine temperature, a new coolant thermostat can help prevent damage to the engine, leading to a longer engine life.

3. Cost-effective: A new coolant thermostat is a relatively inexpensive repair compared to other engine repairs.

4. DIY installation: The installation process for a coolant thermostat is generally straightforward, making it a good option for those who enjoy doing their own car repairs.

Cons:

1. Potential for error during installation: Installing a coolant thermostat incorrectly can lead to further issues, such as overheating or engine damage. It is important to follow the installation instructions carefully.

2. Possibility of additional repairs: Replacing a coolant thermostat may reveal other issues with the cooling system, such as a leaking radiator or a faulty water pump, which may require additional repairs.

3. Time investment: While the installation process is straightforward, it can still take several hours to complete, depending on the individual's experience and the availability of tools.

In conclusion, replacing the coolant thermostat on a 2007 GMC Sierra 2500 classic can offer several benefits, including improved engine performance and longer engine life. However, there are also potential drawbacks, such as the possibility of errors during installation and the potential for additional repairs. Ultimately, the decision to purchase and install a new coolant thermostat depends on the individual's comfort level with car repairs, the availability of time and resources, and the current condition of the cooling system. If in doubt, it may be worth considering having a professional mechanic perform the repair.

Recommendation: If you are comfortable with car repairs and have the necessary tools, purchasing and installing a new Gates SX-1904 rear engine coolant thermostat for your 2007 GMC Sierra 2500 classic can be a cost-effective way to improve engine performance and potentially prevent more significant repairs down the line. However, if you are unsure about the installation process or suspect that other issues may be present in the cooling system, it may be best to consult a professional mechanic for advice.

Details:

Gates Rear Engine Coolant Thermostat for 2007 GMC Sierra 2500 HD Classic kk: Status: In Stock.

part #: sx1904 prices

  • $34.79-$76.15

specifications radiatoranch:

  • for models: 2500, Sierra, Classic
  • for makes: Gmc
  • for years: 2007
  • brand: Gates
  • mpn: Sx-1904
  • type: Engine Coolant Thermostat
  • placement on vehicle: Belts Cooling Thermostat Housing
  • manufacturer warranty: Recommended Service Interval
  • item height: 2.750
  • ipn: C621 16-45
  • compatible model: Sierra 2500 Hd Classic
  • core charge: Free No Core Charge
  • position: Rear
  • fitment type: Direct Replacement
  • bundle description: 1 Pc Genuine Gates Engine Coolant Thermostat

offer radiatoranch:

  • quantity: 2
  • sold: 0
  • started: October 31, 2025
  • availability: In Stock
  • options: Ship-to-home

returns radiatoranch:

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

seller radiatoranch:

  • city: Indianapolis, Indiana
  • rating: 99.1%
  • # reviews: 586820

general radiatoranch:

  • Car Truck Parts Accessories > Engine Cooling Components > Radiators
  • condition: New

payments radiatoranch:

  • other
  • wallet: Paypal
  • credit card: Mastercard

shipping radiatoranch:

  • type: Fixed
  • transit: 3-5 Days
  • service: Standard, Expedited
  • cost: $0.00
  • class: Standard, Expedited
for models: 2500, sierra, classic, for makes: gmc, for years: 2007, type: engine coolant thermostat, placement on vehicle: belts cooling thermostat housing, manufacturer warranty: recommended service interval, item height: 2.750, compatible model: sierra 2500 hd classic, core charge: free no core charge, position: rear, fitment type: direct replacement, bundle description: 1 pc genuine gates engine coolant thermostat,
category: auto parts > car truck parts accessories > engine cooling components > radiators, sku: 9870501846264721,

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