Paint: Metallic paint.

PTO control type: Fast idle switch PTO controls. PTO control provision location: Interior PTO control provision.

Engine Location: Front mounted engine. Fuel Type: Diesel. Ignition: Compression ignition system. Engine Mounting direction: Longitudinal mounted engine. Engine block material: Iron engine block. Cylinder head material: Aluminum cylinder head. Alternator Type: Alternator. Battery type: Dual lead acid batteries. Battery type: Heavy-duty lead acid battery. Battery run down protection: Battery run down protection. Block heater: Engine block heater. Engine retarder: Engine retarder system. Emissions: Federal emissions. Capless fuel filler: Capless fuel filler. Accessory power: Retained accessory power. DEF fluid gauge: Diesel exhaust fluid (def) gauge. Low level warnings: Low level warning for oil, coolant, fuel, washer fluid, brake fluid and diesel exhaust fluid (DEF). Engine: Duramax 6.6L V-8 direct injection, intercooled turbo, diesel, engine with 470HP. Engine Short: Duramax 6.6L V-8. Engine Configuration: Duramax V8. Compressor: Intercooled turbo. Valves per cylinder: 4. Displacement liters: 6.6 L. Bore: 4.06". Stroke: 3.9". Compression ratio: 16.0. Horsepower: 470 HP @2800 RPM. Alternator Amps: 170 A. Alternator Amps: 220 A. Battery rating: 1460 CCA. Battery rating: 720 CCA. Battery Amps: 70 Ah. Battery Amps: 80 Ah. Axle ratio: 3.42. Axle ratio: 3.73. DEF capacity: 26.50 litres. GVWR: 4,921 kg. GVWR: 5,148 kg. GAWR front: 2,540 kg. Towing capacity: 8,391 kg. Max gross combined weight rating: 12,474 kg. Fifth-wheel towing capacity: 8,210 kg. Gooseneck towing capacity: 8,210 kg. Torque: 1323.8 Nm @ 1600 RPM. Engine Cylinders: 8. Displacement cubic inch: 402.7 cu.in.. Standard curb weight: 3681.8 kg. Standard payload: 1449.2 kg. Fuel economy fuel type: Diesel. Injection Type: Direct injection. Transmission: Allison 10-speed automatic. Overdrive transmission: Overdrive transmission. Lock-up transmission: Lock-up transmission. Transmission Type: Automatic. First gear ratio: 4.54. Second gear ratio: 2.86. Third gear ratio: 2.06. Fourth gear ratio: 1.72. Fifth gear ratio: 1.48. Sixth gear ratio: 1.26. Reverse gear ratio: 4.54. Seventh gear ratio: 1. Eighth gear ratio: 0.85. Ninth gear ratio: 0.68. Tenth gear ratio: 0.63. Transmission Speeds: 10. GAWR front: 2,722 kg.

First-row sunroof: First-row sliding and tilting glass sunroof with power 1-touch activation sunshade.

Clearance lights: Cab clearance lights.

Front mounted engine. Regular unleaded. Spark ignition system. Longitudinal mounted engine. Iron engine block. Aluminum cylinder head. Alternator. Heavy-duty lead acid battery. Battery run down protection. Allison 10-speed automatic. Overdrive transmission. Standard ride suspension. Running boards. Power open and close tailgate. Chevytec spray-in pickup bed liner. Standard style pickup box. 2 front tow hooks. Chrome door handles. Wheel hub covers. Auto-dimming rear view mirror. Bucket front seats. Heated driver and front passenger seats. Ventilated driver and front passenger seats. Driver seat with 8-way directional controls. Driver seat with 2-way power lumbar. Front passenger seat with 8-way directional controls. Front passenger seat with 2-way power lumbar. Fixed rear seats. Front beverage holders. Split-bench rear seat. Heated rear seats. Fold-up rear seat cushion. 60-40 folding rear seats. Leather front seat upholstery. Full carpet floor covering. Carpet front and rear floor mats. Memory settings include: door mirrors. 2 memory settings. Full floor console. Covered floor console storage. 2 seatback storage pockets. Rear under seat tray. 3 month satellite trial subscription. Bose speakers. Amplifier. Steering wheel mounted audio controls. Voice activated audio controls. Bluetooth wireless audio streaming. 13.4 inch primary display. Primary monitor touchscreen. OnStar Turn-by-Turn Navigation. Cruise control with steering wheel mounted controls. Garage door opener. OnStar and Chevrolet connected services capable vehicle integrated emergency SOS system. Bluetooth handsfree wireless device connectivity. Wi-Fi Hotspot capable mobile hotspot internet access. 1 interior 120V AC power outlet. Apple CarPlay/Android Auto smart device wireless mirroring. Front wireless smart device charging. Power door locks with 2 stage unlocking. Keyless Open and Start with hands-free access and push button start. Tailgate/power door lock. Compass. Pickup box camera. Service interval indicator. Rear Cross Traffic Alert collision warning. Stolen Vehicle Assistance vehicle tracker with vehicle slowdown. Security system. Leatherette steering wheel. Manual tilting steering wheel. Manual telescopic steering wheel. Heated steering wheel. Trailering Assist Guidelines vehicle and trailer reverse assist with visual graphic guidance only. Power first-row windows. Power second-row windows. Front and rear one-touch down windows. Deep tinted windows. Driver and passenger one-touch up windows. Rain detecting wipers. Rear window defroster. Power rear windshield. 20 x 8.5-inch front and rear polished aluminum wheels. LT275/65SR20 AT BSW front and rear tires. HD Rear Vision Camera w/Hitch View rear mounted camera. UltraSonic front and rear parking sensors. Rear seat centre armrest. Front seat centre armrest. Rear beverage holders. Stainless steel single exhaust with polished tailpipe finisher. Chrome door mirrors. Driver seat power reclining, lumbar support, cushion tilt, fore/aft control and height adjustable control. Passenger seat power reclining, lumbar support, cushion tilt, fore/aft control and height adjustable control. Trailer light test. Trailer light malfunction warning. Trailer theft alarm. Lock-up transmission. LED front fog lights. 6.6L V-8 direct injection, variable valve control, regular gasoline, engine with 401HP. 6.6L V-8. V8. Full floor coverage. Automatic. Hitch Guidance vehicle to trailer hitching assist. AM/FM/SiriusXM with 360Lsatellite. LED in-box lighting. Smart device remote start. Push-button.

Axle ratio: 3.42.

Towing wiring harness: Trailer wiring harness. Towing prep: 5th wheel and gooseneck prep.