
Get Your Instant Estimated Trade-In Value
Type Your Year, Make, Model, VIN ...
Straightline Motor Group
155 Glendeer Circle Southeast suite lm3, Calgary, AB, T2H 2S8VIN #1GT49PE74MF283446
# stock TMF283446
AT4
AT4 luxury, off-road power, under 100,000 km
2021 GMC Sierra 2500HD AT4 – Fully Loaded, Under 100,000 km, Premium Off-Road Power
Command the road in this 2021 GMC Sierra 2500HD AT4 — a fully loaded heavy-duty truck that blends luxurious comfort with aggressive off-road capability. With under 100,000 km, this AT4 delivers high-end features, bold styling, and exceptional performance.
Key Highlights:
Under 100,000 km – low mileage and well-maintained
AT4 Off-Road Package with upgraded suspension and skid plates
Heated and ventilated front seats for year-round comfort
Leather-appointed interior with premium finishes
6.6L V8 gas or diesel (specify if known) – built for towing and hauling
Advanced trailering tech with tow/haul mode
Large touchscreen infotainment with Apple CarPlay® & Android Auto™
HD rear vision camera, parking sensors, and driver-assist features
Don’t miss your chance to own this fully equipped and trail-ready 2021 Sierra 2500HD AT4. Come in today for a closer look and test drive—you won’t be disappointed.