https://hotrodhotline.com/forsale/vehicles/gmc/suburban/1981 1981 GMC Suburban for sale on Hotrodhotline https://hotrodhotline.com/forsale/vehicles/gmc/suburban/1981/listing/240663 1981 GMC Sierra Classic 2500 – 454, TH400, Trailering Special, Dual A/C This GMC Sierra Classic 2500 is a solid heavy-duty pickup with strong big-block power and desirable factory options. Highlights 454 V8 Turbo 400 automatic transmission 2-wheel drive Power windows Power brakes Dual A/C (front and rear system) Trailering Special package Runs and drives Overall A dependable Sierra 2500 with a big-block drivetrain and tow-ready options—great for hauling, projects, or classic truck enthusiasts. 1981 GMC Suburban