GMC Sierra SLE 2026 Automatic Gasoline 4WD Engine and Performance: 5.3-liter V8 engine with a 10-speed automatic transmission, or a high-performance 2.7-liter turbo engine with 310 horsepower and 583 Nm of torque. Exterior Design: 18 or 20-inch aluminum wheels, front grille with chrome or black accents, and LED lights. Cabin and Technology: 13.4-inch touchscreen infotainment screen, 12.3-inch driver information center screen, wireless compatibility with Apple CarPlay and Android Auto. Comfort: Electrically adjustable front seats with options Contact number ( Phone number appears when clicking the contact button )