2026 GMC Sierra 2500HD AT4 - Tech & Max Trailering Package
Turbocharged Diesel V8 powerhouse with advanced safety and luxury.
Highlights
- Powertrain: 6.6L Turbocharged Diesel V8 (401 hp / 975 lb-ft torque) paired with a 10-speed automatic transmission.
- Drivetrain: 4x4 (4WD) with Auto-Lock rear differential.
- Interior: Leather bucket seats with heated steering wheel, heated front seats, ventilated driver seat, premium Bose 7-speaker audio, navigation, wireless Apple CarPlay/Android Auto, Wi-Fi hotspot.
- Safety: Adaptive Cruise Control, Lane Departure Warning, Forward Collision Alert, Automatic Emergency Braking, StabiliTrak with ProActive Roll Avoidance, Trailer Side Blind Zone Alert, multiple airbags, seat belts, and OnStar services.
- Technology: 13.4” GMC Infotainment with Google apps, USB ports, wireless charging, power outlets, heated mirrors, power sunroof (AT4 Preferred Package), cargo bed step, and trailer prep provisions.
- Exterior: Black 4x4 crew cab, LED signature DRLs, cornerstep bumper, cargo tie-downs, bedliner, and 20” gloss black aluminum wheels.
- Price: $11,109,700 CAD (original MSRP $12,301,800 CAD).
- Condition: New (stock #TF342524).
- Fuel: Diesel (carFuelType).
- Drive Type: 4WD (drivetrain).
- VIN: 1GT4UPEY1TF342524.
This is a dealer listing for a brand‑new GMC Sierra 2500HD AT4 equipped with the Tech and Max Trailering packages, ideal for heavy‑duty towing and daily luxury.
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