2017 Chevrolet Silverado 2500HD

4WD Double Cab 158.1" Work Truck Rear axle, 4.10 ratio Suspension Package, Standard includes 51mm twin tube shock absorbers and 33mm front stabilizer bar Pickup box GVWR, 9500 lbs. Transfer case, with floor-mounted shifter (Included with 4WD models only.) Cooling, external engine oil cooler Cooling, auxiliary external transmission oil cooler Battery, heavy-duty 720 cold-cranking amps/80 Amp-hr, maintenance-free with rundown protection and retained accessory power Alternator, 150 amps Frame, fully-boxed, hydroformed front section Capless Fuel Fill (Gas engine only. Not available with (ZW9) pickup box delete.) Exhaust, aluminized stainless-steel muffler and tailpipe --- EXTERIOR Wheels, 17" (43.2 cm) steel includes 17" x 7.5" (43.2 cm x 19.1 cm) steel spare wheel. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door (Not included when (ZW9) pickup box delete or (9J4) rear bumper delete is ordered.) Bumper, front chrome CornerStep, rear bumper (Requires (E63) pickup box.) Bumper, rear chrome with bumper CornerSteps (Requires (E63) pickup box.) Grille surround, chrome Headlamps, halogen projector-beam Lamps, cargo area, cab mounted with switch on center switch bank Mirrors, outside manual, Black Glass, solar absorbing, tinted Door handles, Black Tailgate and bed rail protection caps, top Tailgate, locking, utilizes same key as ignition and door (Not available with (AQQ) Remote Keyless Entry.) --- ENTERTAINMENT XM Satellite Radio, delete 6-speaker audio system (Standard on Crew Cab and Double Cab models and Included and only available on Regular Cab models with (IOB) 7" diagonal color touch screen display radio with Chevrolet MyLink) --- INTERIOR Floor covering, Graphite-colored rubberized-vinyl Steering wheel Instrumentation, 6-gauge cluster featuring speedometer, fuel level, engine temperature, tachometer, voltage and oil pressure Driver Information Center, 3.5-inch diagonal monochromatic display provides warning messages and basic vehicle information Assist handle, front passenger and driver on A-pillars --- Differential:Differential, heavy-duty locking rear