GMC Sierra 1500 Tailgate Slide Extender

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GMC Sierra 1500 - The Official GMC Website - Sierra Information
https://www.gmc.com › Sierra
AdSee the World's First 6-Function GMC MultiPro™ Tailgate, Available on the 2025 GMC Sierra. Available Duramax® 3.0L Turbo Diesel, With Estimated 305 Horsepower & 495 lb-ft Torque.

GMC Sierra 1500 - The Official GMC Website - Sierra Information