This GMC Sierra 2500HD boasts a Turbocharged Diesel V8 6.6L/ engine powering this Automatic transmission. WHITE FROST TRICOAT, TRANSMISSION, ALLISON 10-SPEED AUTOMATIC (STD), 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. Contact GM Upfitter Integration at www.gmupfitter.com for plow installation details and assistance. Note: if ordered for Camper usage, recommend ordering (UY2) Trailering wiring provisions.*This GMC Sierra 2500HD Comes Equipped with These Options *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). , ENGINE, DURAMAX 6.6L TURBO-DIESEL V8, B20-DIESEL COMPATIBLE (470 hp [350.5 kW] @ 2800 rpm, 975 lb-ft of torque [1322 Nm] @ 1600 rpm) (STD), DENALI ULTIMATE PREFERRED EQUIPMENT GROUP includes standard equipment, ALPINE UMBER, FULL GRAIN LEATHER SEAT TRIM, Wireless Phone Projection for Apple Carplay and Android Auto, Wireless charging, Wipers, front rain-sensing, Winter Grille Cover, Windows, power rear, express down, Windows, power front, drivers express up/down.*Know You're Making a Reliable Purchase *According to Carfax's history report: No Damage Reported, No Accidents Reported, 7 Service Records.