This Chevrolet Silverado 2500HD delivers a Gas V8 6.6L/400 engine powering this Automatic transmission. Z71 OFF-ROAD PACKAGE includes (Z71) Off-Road suspension with off-road tuned twin tube Rancho shocks, (JHD) Hill Descent Control and (NZZ) skid plates (transfer case and oil pan), TRANSMISSION, 6-SPEED AUTOMATIC, HEAVY-DUTY (STD), TECHNOLOGY PACKAGE includes (DRZ) Rear Camera Mirror and (UV6) 15 Diagonal Head-Up Display. This Chevrolet Silverado 2500HD Features the Following Options SNOW PLOW PREP/CAMPER PACKAGE includes (KW5) 220-amp alternator, includes increased front GAWR on Heavy Duty models, (NZZ) skid plates (transfer case and oil pan), pass through dash grommet hole and roof emergency light provisions., SAFETY PACKAGE II includes (UEU) Forward Collision Alert, (UFL) Lane Departure Warning, (UHY) Automatic Emergency Braking, (TQ5) IntelliBeam headlamps, (UE4) Following Distance Indicator and (HS1) Safety Alert Seat, GOOSENECK/5TH WHEEL PREP PACKAGE Hitch platform to accept Gooseneck or 5th Wheel hitch. Includes hitch platform with tray to accept ball, stamped bed holes with removable caps installed and bed mounted 7-pin trailer harness (similar to UY2 harness)., SUNROOF, POWER ON CREW CAB MODELS, SKID PLATES protect the oil pan, front axle and transfer case, SAFETY ALERT SEAT, REAR CAMERA MIRROR, INSIDE REARVIEW AUTO-DIMMING with full camera display, REAR AXLE, 3.73 RATIO, MULTI-COLOR 15 DIAGONAL HEAD-UP DISPLAY, LICENSE PLATE KIT, FRONT.