GMC Sierra اليفيشن 2026 New Automatic Gasoline 4WD * Key car specifications * 5300 CC 8-cylinder engine, 8 cylinders, 355 horsepower * 10-speed automatic transmission * Rear-wheel drive - Light 4WD - Heavy 4WD * Hill descent assist * Trailer towing system * Black rims * Front sensors * Rear sensors * Split tailgate * Bed lighting * Steel bumper * LED lights * Mirror lights * Digital dashboard * 360 camera * Rotary gear shifter * Smart entry * Smart start * Remote start * Power windows * Power mirrors * Electronic parking brake * Electronic dual-zone climate control * Leather-wrapped steering wheel * Steering wheel controls * Cruise control * Fabric seats * Power driver's seat * Lane keeping assist * Blind-spot monitoring * Radar * Traction control * ABS brakes * Tire pressure monitoring system