TechPro GM1756142C Truck Bed Panel - Left

TechPro Truck Bed Panel for GMC Sierra

Restore the outer structure of your truck bed with this TechPro truck bed panel, part number GM1756142C. It is built for factory-style precision and durable, long-term performance on select GMC Sierra applications.

• Designed for vehicles outer panel assembly
• Factory-style fit for accurate body repair alignment
• Built from high-quality materials for durability
• Supports reliable function and long-term value
• Fits left-side truck bed outer panel applications

Fitment Details

• Fits 2019 GMC Sierra 1500 Limited, left, Std Bed
• Fits 2015-2019 GMC Sierra 2500 HD, left, Outer Panel Assy
• Fits 2015-2019 GMC Sierra 3500 HD, left, Outer Panel Assy
• Fits 2015-2018 GMC Sierra 1500, left, Outer Panel Assy
• Fits 2014 GMC Sierra 1500, left, Std Bed

This part cross-references OE number 20993959 for the same application.

Detailed Description

TechPro GM1756142C is a truck bed panel made for left-side outer panel repair on select GMC Sierra trucks. It is intended for body repair work where the outer panel assembly needs to be replaced with a component that follows factory-style dimensions and mounting precision. Common search terms for this part include GMC Sierra 1500 left truck bed panel, GMC Sierra 2500 HD outer panel assembly, and GMC Sierra 3500 HD left bed side panel replacement.

Use this panel when repairing collision damage, corrosion, or wear on the truck bed outer structure. The listed dimensions are 87 inches long, 38.7 inches wide, and 9.8 inches high, with a weight of 45 lbs. The part number GM1756142C is also useful when confirming the correct replacement during body shop ordering or catalog lookup.

What It Is Used For

• Replacing a damaged left truck bed outer panel
• Repairing collision-related body damage on GMC Sierra trucks
• Addressing rust or corrosion on the bed side structure
• Restoring the appearance and shape of the truck box outer panel
• Supporting a proper body repair on standard bed applications

Installation Notes and Tips

Verify the vehicle year, model, bed configuration, and left-side application before installation. This panel is listed for outer panel assembly use on the specified Sierra models, so compare the existing body structure and dimensions before bodywork begins. Professional body repair procedures, alignment checks, and finishing work are recommended for best results.

Quality Assurance

TechPro builds this truck bed panel with high-quality materials and factory-style precision to support durable performance in body repair applications. Part number GM1756142C is engineered for consistent fitment on the listed GMC Sierra vehicles.