HomeBelts and Cooling > Radiators, Coolers and Related ComponentsTechPro GM1225387 Radiator Support
Part #: GM1225387

TechPro GM1225387 Radiator Support

12 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Chevrolet and GMC, Sierra 2500 HD, Sierra 3500 HD, Silverado 2500 HD, and Silverado 3500 HD
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Radiator Support for GM Trucks

TechPro GM1225387 is a radiator support component for select Chevrolet Silverado 2500 HD and 3500 HD, as well as GMC Sierra 2500 HD and 3500 HD models. It installs on the upper tie bar side with factory-style precision and is built for dependable fit and long-term service.

Key Features

  • Factory-style fit for the upper tie bar side
  • Constructed from high-quality materials for durability
  • Supports reliable radiator support function
  • Direct replacement part number GM1225387
  • Cross-reference: OEM 23483118

Detailed Description

This TechPro radiator support is made for 2017-2019 Chevrolet Silverado 2500 HD and Chevrolet Silverado 3500 HD, plus 2017-2019 GMC Sierra 2500 HD and GMC Sierra 3500 HD applications. The GM1225387 radiator support is engineered to match factory-style mounting on the upper tie bar side, helping maintain proper front-end structure and component alignment. For buyers searching for a radiator support for 2017-2019 Chevrolet Silverado 2500 HD upper tie bar or a GMC Sierra 3500 HD radiator support replacement, this part provides a direct-fit solution.

TechPro GM1225387 is also a practical OE-style replacement for vehicles using OEM part number 23483118. It is sized at 61.9 inches long, 5.1 inches wide, and 3.6 inches high, with a weight of 5.8 lbs.

What It Helps Address

  • Damaged or bent upper tie bar support structure
  • Improper radiator support alignment after front-end repair
  • Wear-related replacement needs on heavy-duty truck front structure
  • Restoration of factory-style mounting points for cooling system components

Installation Notes and Tips

Install on the upper tie bar side as specified for the listed Chevrolet Silverado HD and GMC Sierra HD applications. Verify vehicle year, model, and OEM reference before installation to confirm the correct radiator support replacement. Compare the existing support to GM1225387 and OEM 23483118 to ensure proper match.

Quality Assurance

TechPro uses high-quality materials and factory-style precision in this radiator support to support durable, consistent performance in the listed applications.

BrandTechPro
Part NumberGM1225387
HEIGHT (In)3.6
LENGTH (In)61.9
WEIGHT (lbs)5.8
WIDTH (In)5.1

This part fits 12 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2019ChevroletSilverado 2500 HD6.6LV8N/AUpper Tie Bar; OEM: 23483118
2019ChevroletSilverado 3500 HD6.6LV8N/AUpper Tie Bar; OEM: 23483118
2019GMCSierra 2500 HD6.6LV8N/AUpper Tie Bar; OEM: 23483118
2019GMCSierra 3500 HD6.6LV8N/AUpper Tie Bar; OEM: 23483118
2018ChevroletSilverado 2500 HD6.6LV8N/AUpper Tie Bar; OEM: 23483118
2018ChevroletSilverado 3500 HD6.6LV8N/AUpper Tie Bar; OEM: 23483118
2018GMCSierra 2500 HD6.6LV8N/AUpper Tie Bar; OEM: 23483118
2018GMCSierra 3500 HD6.6LV8N/AUpper Tie Bar; OEM: 23483118
2017ChevroletSilverado 2500 HD6.6LV8N/AUpper Tie Bar; OEM: 23483118
2017ChevroletSilverado 3500 HD6.6LV8N/AUpper Tie Bar; OEM: 23483118
2017GMCSierra 2500 HD6.6LV8N/AUpper Tie Bar; OEM: 23483118
2017GMCSierra 3500 HD6.6LV8N/AUpper Tie Bar; OEM: 23483118

* 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:

23483118

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