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VEHICLE RESEARCH

2026 GMC Sierra 1500: Engines, Hybrid/EV & Drivetrain

Source-governed model-year information. Equipment can vary by trim and exact configuration.

Powertrain

The 2026 GMC Sierra 1500 powertrain record includes versions such as AT4 ICE 4WD 10-speed automatic 495 lb-ft, AT4X ICE 4WD 10-speed automatic 495 lb-ft, Denali ICE RWD 10-speed automatic, Denali Ultimate ICE 4WD 10-speed automatic 420 hp, Elevation ICE 4WD 8-speed automatic 310 hp, and Pro ICE 4WD 8-speed automatic 310 hp. Use the exact version details whenever output, drivetrain, transmission, fuel type, or electrification changes within the lineup.

The documented powertrain combinations to compare are AT4 ICE 4WD 10-speed automatic 495 lb-ft, AT4X ICE 4WD 10-speed automatic 495 lb-ft, Denali ICE RWD 10-speed automatic, Denali Ultimate ICE 4WD 10-speed automatic 420 hp, Elevation ICE 4WD 8-speed automatic 310 hp, and Pro ICE 4WD 8-speed automatic 310 hp. Engine or motor type, transmission, drivetrain, and electrification remain tied to the applicable 2026 GMC Sierra 1500 version.

Documented details

  • AT4 ICE 4WD 10-speed automatic 495 lb-ft
  • AT4X ICE 4WD 10-speed automatic 495 lb-ft
  • Denali ICE RWD 10-speed automatic
  • Denali Ultimate ICE 4WD 10-speed automatic 420 hp
  • Elevation ICE 4WD 8-speed automatic 310 hp
  • Pro ICE 4WD 8-speed automatic 310 hp
  • SLE ICE RWD 8-speed automatic 310 hp 430 lb-ft
  • SLT ICE RWD 10-speed automatic 355 hp 383 lb-ft

Questions about Engines, Hybrid/EV & Drivetrain

Which powertrain combinations are recorded for the 2026 GMC Sierra 1500?

Recorded 2026 GMC Sierra 1500 versions include AT4: ICE, 10-speed automatic, 4WD, AT4X: ICE, 10-speed automatic, 4WD, Denali: ICE, 10-speed automatic, RWD, Denali Ultimate: ICE, 10-speed automatic, 4WD, and Elevation: ICE, 8-speed automatic, 4WD. Engine type, transmission and drivetrain apply to their listed versions, not necessarily every trim.

Vehicle specifications, pricing and equipment may vary by trim, configuration, market and time. Verify the exact vehicle before purchase.