VEHICLE RESEARCH
2026 GMC Sierra 1500: Performance & Driving
Source-governed model-year information. Equipment can vary by trim and exact configuration.
Performance
published performance-related specifications for 2026 GMC Sierra 1500 include AT4 495 lb-ft 4WD 10-speed automatic, AT4X 495 lb-ft 4WD 10-speed automatic, Denali RWD 10-speed automatic, Denali Ultimate 420 hp 4WD 10-speed automatic, Elevation 310 hp 4WD 8-speed automatic, and Pro 310 hp 4WD 8-speed automatic. AutoUnite keeps output and hardware tied to the supported version and does not invent acceleration or handling claims when they are not governed.
The governed output figures to compare are AT4 ICE 4WD 10-speed automatic 495 lb-ft, AT4X ICE 4WD 10-speed automatic 495 lb-ft, 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, and SLE ICE RWD 8-speed automatic 310 hp 430 lb-ft. Horsepower and torque stay attached to the documented 2026 GMC Sierra 1500 version and do not establish unrecorded acceleration or handling claims.
Documented details
- AT4 ICE 4WD 10-speed automatic 495 lb-ft
- AT4X ICE 4WD 10-speed automatic 495 lb-ft
- 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 Performance & Driving
What horsepower or torque figures are documented for the 2026 GMC Sierra 1500?
The documented engine output by version is AT4: 495 lb-ft, AT4X: 495 lb-ft, Denali Ultimate: 420 hp, Elevation: 310 hp, and Pro: 310 hp. These figures do not establish an acceleration time or a rating for other versions.
Vehicle specifications, pricing and equipment may vary by trim, configuration, market and time. Verify the exact vehicle before purchase.