TechPro GM1200633 Grille

OE-Style Replacement Grille for GMC HD Trucks

Restore the front-end appearance of your truck with this TechPro grille assembly. Built to match OEM fit and finish, it is designed for a clean, factory-style look on 2011-2014 GMC Sierra 2500 HD and 2011-2014 GMC Sierra 3500 HD models.

Part number GM1200633 is made from high-quality materials for durability and consistent performance. It installs without modifications, making it a direct replacement for vehicles originally equipped with OEM part number 20966059.

Key Features

• Premium replacement grille assembly with OEM-style fit and finish
• Direct fit for 2011-2014 GMC Sierra 2500 HD and GMC Sierra 3500 HD
• Built from high-quality materials for lasting durability
• Helps restore the front-end appearance of the vehicle
• Quick installation with no modifications required
• TechPro GM1200633 cross-references OEM 20966059 for the same application

Detailed Description

This TechPro grille assembly is a practical replacement for damaged, worn, or missing front grille components on GMC Sierra HD trucks. It is engineered to match the original fit and finish, helping maintain the factory look of the vehicle while providing dependable everyday performance. The GM1200633 grille is a direct replacement for 2011-2014 GMC Sierra 2500 HD and 2011-2014 GMC Sierra 3500 HD applications, including vehicles that use OEM 20966059.

With dimensions of 46.02 inches long, 16.38 inches wide, and 6.24 inches high, this grille assembly is built for the front-end opening on compatible GMC Sierra HD models. The TechPro GM1200633 part number is a useful reference when verifying the correct grille for your truck.

What This Grille Helps Address

• Cracked or broken grille assembly
• Missing or faded front grille appearance
• Front-end damage from road debris or minor impact
• Mismatch between replacement body parts and factory styling
• Need for a direct-fit grille replacement on GMC Sierra 2500 HD and GMC Sierra 3500 HD trucks

Installation Notes and Tips

Fits 2011-2014 GMC Sierra 2500 HD, N/A. Fits 2011-2014 GMC Sierra 3500 HD, N/A. Verify OEM reference 20966059 and compare the grille opening, mounting points, and overall dimensions before installation. This assembly is designed for straightforward installation with no modifications required.

Quality Assurance

TechPro builds this grille assembly with high-quality materials and OEM-style fitment standards to support durable, long-term use. Part number GM1200633 is intended as a direct replacement for the listed GMC Sierra HD applications and is referenced against OEM 20966059 for fit verification.