HomeBelts and Cooling > Radiators, Coolers and Related ComponentsTechPro GM1225259 Radiator Support
Part #: GM1225259

TechPro GM1225259 Radiator Support

⚙️ 28 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: Chevrolet and GMC, Avalanche 2500, Sierra 2500 HD, Sierra 2500 HD Classic, Sierra 3500, Sierra 3500 Classic, Silverado 2500 HD, Silverado 2500 HD Classic, Silverado 3500, Silverado 3500 Classic, and Suburban 2500
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Reliable Radiator Support for Chevrolet and GMC Trucks

The TechPro GM1225259 radiator support is engineered to provide sturdy and precise support for your vehicle's cooling system. Designed specifically for select Chevrolet and GMC heavy-duty trucks, this radiator support ensures proper alignment and durability for optimal radiator performance.

  • Dimensions: 63.36 inches length, 23.38 inches width, 6.57 inches height
  • Weight: 25 lbs for balanced strength and manageability
  • Compatible with Chevrolet Avalanche 2500 and GMC Sierra 2500 HD series
  • Fits Silverado 2500 HD and 3500 Classic models
  • Constructed to maintain radiator stability and reduce vibration

Product Details and Specifications

The TechPro GM1225259 radiator support measures 63.36 inches in length, 23.38 inches in width, and 6.57 inches in height, providing a precise fit for heavy-duty truck applications. Weighing 25 pounds, this component offers a solid balance between durability and ease of handling during installation. It is designed to support the radiator and related cooling components, ensuring they remain securely mounted and properly aligned under demanding driving conditions.

Compatible Vehicles and Applications

This radiator support is compatible with a range of Chevrolet and GMC trucks, including the Chevrolet Avalanche 2500, GMC Sierra 2500 HD, Sierra 2500 HD Classic, Sierra 3500, Sierra 3500 Classic, Silverado 2500 HD, Silverado 2500 HD Classic, Silverado 3500, Silverado 3500 Classic, and Suburban 2500. The part number GM1225259 corresponds directly to these models, ensuring a precise fit and reliable performance.

Common Issues Addressed by This Radiator Support

  • Prevents radiator misalignment caused by frame damage or wear
  • Reduces radiator vibration and potential damage during vehicle operation
  • Supports proper cooling system function by maintaining radiator position
  • Helps avoid overheating issues related to radiator instability
  • Replaces worn or damaged radiator supports to restore structural integrity

Installation Notes and Tips

When installing the TechPro GM1225259 radiator support, ensure the vehicle is securely lifted and the cooling system components are properly drained and disconnected. Verify the dimensions of the support match the original part to confirm compatibility. Align the radiator and support carefully to avoid stress on hoses and connections. Use appropriate tools and follow manufacturer torque specifications for mounting hardware.

Quality Assurance and Warranty

TechPro manufactures the GM1225259 radiator support to meet industry standards for durability and fitment. While specific warranty details are not provided, TechPro products typically undergo quality control inspections to ensure reliable performance in heavy-duty applications. For warranty information, refer to TechPro’s official documentation or contact the manufacturer directly.

BrandTechPro
Part NumberGM1225259
HEIGHT (In)6.57
LENGTH (In)63.36
WEIGHT (lbs)25
WIDTH (In)23.38

This part fits 28 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2007ChevroletSilverado 2500 HD Classic8.1LV8N/AOEM: 25815982
2007ChevroletSilverado 3500 Classic8.1LV8N/AOEM: 25815982
2007GMCSierra 2500 HD Classic8.1LV8N/AOEM: 25815982
2007GMCSierra 3500 Classic8.1LV8N/AOEM: 25815982
2006ChevroletAvalanche 25008.1LV8N/AOEM: 25815982
2006ChevroletSilverado 2500 HD8.1LV8N/AOEM: 25815982
2006ChevroletSilverado 35008.1LV8N/AOEM: 25815982
2006ChevroletSuburban 25008.1LV8N/AOEM: 25815982
2006GMCSierra 2500 HD8.1LV8N/AOEM: 25815982
2006GMCSierra 35008.1LV8N/AOEM: 25815982
2005ChevroletAvalanche 25008.1LV8N/AOEM: 25815982
2005ChevroletSilverado 2500 HD8.1LV8N/AOEM: 25815982
2005ChevroletSilverado 35008.1LV8N/AOEM: 25815982
2005ChevroletSuburban 25008.1LV8N/AOEM: 25815982
2005GMCSierra 2500 HD8.1LV8N/AOEM: 25815982
2005GMCSierra 35008.1LV8N/AOEM: 25815982
2004ChevroletAvalanche 25008.1LV8N/AOEM: 25815982
2004ChevroletSilverado 2500 HD8.1LV8N/AOEM: 25815982
2004ChevroletSilverado 35008.1LV8N/AOEM: 25815982
2004ChevroletSuburban 25008.1LV8N/AOEM: 25815982
2004GMCSierra 2500 HD8.1LV8N/AOEM: 25815982
2004GMCSierra 35008.1LV8N/AOEM: 25815982
2003ChevroletAvalanche 25008.1LV8N/AOEM: 25815982
2003ChevroletSilverado 2500 HD8.1LV8N/AOEM: 25815982
2003ChevroletSilverado 35008.1LV8N/AOEM: 25815982
2003ChevroletSuburban 25008.1LV8N/AOEM: 25815982
2003GMCSierra 2500 HD8.1LV8N/AOEM: 25815982
2003GMCSierra 35008.1LV8N/AOEM: 25815982

* 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:

25815982

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