UPFITTER SWITCH KIT, (5) Provides 3-30 amp and 2-20 amp configurable circuits to facilitate installation of aftermarket electrical accessories. Kit with all required parts will be shipped loose with the truck for installation by the dealer or upfitter at customer expense. Installation instructions and technical assistance available at www.gmupfitter.com., TRANSMISSION, ALLISON 10-SPEED AUTOMATIC, SUNROOF, POWER, 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 (Includes (KW5) 220-amp alternator, REAR AXLE, 3.42 RATIO, GVWR, 12,100 LBS. (5488 KG) WITH SINGLE REAR WHEELS, 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) (Includes (K05) engine block heater.), DENALI PREFERRED EQUIPMENT GROUP includes standard equipment, Wireless Phone Projection for Apple Carplay and Android Auto. This GMC Sierra 3500HD has a powerful Turbocharged Diesel V8 6.6L/ engine powering this Automatic transmission.* Experience a Fully-Loaded GMC Sierra 3500HD Denali *Windows, power rear, express down, Window, power, rear sliding with rear defogger, Window, power front, passenger express up/down, Window, power front, drivers express up/down, Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.), Wheels, 20" (50.8 cm) Ultra-bright machined wheels with bright chrome inserts with Black painted pockets (Requires single rear wheels.), Wheelhouse liners, rear (Not available with dual rear wheel models.), USB Ports, 2, Charge/Data ports located inside centre console, USB Ports, 2 (first row) located on console, USB ports, (2) charge-only, rear, Universal Home Remote, Transfer case, two-speed active electronic Autotrac with push button control, Trailer Side Blind Zone Alert, Trailer Camera Provisions and trailer viewing software, Trailer brake controller, integrated, Tires, LT275/65R20 all-terrain, blackwall (Requires single rear wheels.), Tire, spare LT275/70R18 all-terrain, blackwall (Included and only available with (QF9) LT275/65R20 all-terrain, blackwall tires on single rear wheel models.), Tire Pressure Monitoring System auto learn, includes Tire Fill Alert (does not apply to spare tire), Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door, Theft-deterrent system, unauthorized entry.* Stop By Today *For a must-own GMC Sierra 3500HD come see us at Steele Valley Chevrolet Buick GMC Cadillac, 9184 Commercial Street, New Minas, NS, NS B4N3V9. Just minutes away!*Disclaimer*Please verify all information with a Steele Valley representative.