Part #: 2731C

Global Parts 2731C Radiator

⚙️ 4 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Cadillac, CTS
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Overview of Global Parts Radiator for Cadillac CTS

The Global Parts radiator part number 2731C is engineered specifically for Cadillac CTS models. Designed with durable aluminum core material and plastic tanks, this radiator ensures efficient engine cooling and reliable performance under various driving conditions.

  • Core thickness: 1.13 inches (28.7 mm)
  • Aluminum core for effective heat dissipation
  • Plastic tank construction for corrosion resistance
  • Includes transmission oil cooler with quick connect fittings
  • Transmission oil cooler fitting distance: 14.76 inches
  • Down flow core design with 64 fins per 4 inches
  • Inlet diameter: 1.38 inches (35.05 mm), outlet diameter: 1.4 inches (35.56 mm)
  • Single core row for optimized cooling

Detailed Product Description

The Global Parts 2731C radiator is built with a 1.13-inch thick aluminum core that provides efficient heat transfer to maintain optimal engine temperature. The plastic tanks reduce weight and resist corrosion, extending the radiator's service life. This radiator features a down flow design with a single core row and 64 fins every 4 inches, enhancing airflow and cooling capacity. It also includes an integrated transmission oil cooler with quick connect fittings spaced 14.76 inches apart, facilitating easy connection and reliable transmission fluid cooling. The inlet and outlet diameters are precisely sized at 1.38 inches and 1.4 inches respectively, ensuring proper fitment and fluid flow for Cadillac CTS vehicles.

Compatible Vehicles and Applications

  • Compatible with Cadillac CTS models requiring part number 2731C
  • Designed to replace original equipment radiators with integrated transmission oil coolers
  • Ideal for addressing engine overheating and transmission fluid temperature regulation
  • Suitable for vehicles experiencing radiator leaks or reduced cooling efficiency
  • Can resolve issues related to transmission overheating due to inadequate cooling

Installation Notes and Tips

When installing the Global Parts radiator 2731C on a Cadillac CTS, ensure all connections, especially the quick connect fittings for the transmission oil cooler, are securely fastened to prevent leaks. Verify the inlet and outlet hose diameters match the vehicle’s specifications. Properly bleed the cooling system after installation to avoid air pockets that can impair cooling performance. It is recommended to inspect related cooling system components such as hoses and clamps during installation.

Quality Assurance and Warranty

Global Parts manufactures this radiator to meet or exceed OEM standards for fit, form, and function. The use of aluminum core and plastic tanks balances durability and corrosion resistance. While specific warranty details are not provided, Global Parts products typically come with manufacturer-backed quality assurance to support reliable operation in Cadillac CTS vehicles.

BrandGlobal Parts
Part Number2731C
Core Thickness1.13
Core Thickness28.7
Core MaterialAluminum
Tank MaterialPlastic
Transmission Oil Cooler IncludedYes
Transmission Oil Cooler Distance between Fittings14.76
Transmission Oil Cooler Fitting TypeQuick connect
Core Row Quantity1
Inlet Diameter1.38
Inlet Diameter35.05
Outlet Diameter1.4
Outlet Diameter35.56
Engine Oil Cooler IncludedNo
Transmission Oil Cooler Fitting Diameter0.37
Down Flow Or Cross Flow TypeDown flow
Core Fin Quantity64 (every 4")

This part fits 4 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2007CadillacCTS2.8LV6N/A
2006CadillacCTS2.8LV6N/A
2005CadillacCTS2.8LV6N/A
2004CadillacCTS3.6LV6N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

19129908191299831912998419129985192586271925945621494221-939423462731357141-2731412731434014801273188987622890224789628ACU2731GM3010454GM3010494NR2731BRA2731C

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.