2015 GMC Sierra 2500HD Double Cab Standard Box SLT 4WD

Air cleaner, high-capacity
Transfer case, electronic shift with rotary dial controls (Requires 4WD models.)
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
Trailer brake controller, integrated (Standard with (E63) pickup box.)
Frame, fully-boxed, hydroformed front section
Cargo tie downs (4), movable upper (Requires (E63) pickup box.) (Not available with (ZW9) pickup box delete.)
Steering, Recirculating Ball
Exhaust, aluminized stainless-steel muffler and tailpipe
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EXTERIOR
Wheel, 18" x 8" (45.7 cm x 20.3 cm) full-size, steel spare Spare not included with (ZW9) pickup box delete unless a spare tire is ordered. (Requires 18" or 20" wheels and tires.)
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.)
Wheelhouse liners, rear (Deleted with (ZW9) pickup box delete.) (Deleted when (ZW9) pickup box delete is ordered.)
Bumper, front chrome
CornerStep, rear bumper (Requires (E63) pickup box.)
Bumper, rear chrome with bumper CornerSteps (Requires (E63) pickup box.)
Moldings, bodyside, chrome
Grille surround, chrome
Headlamps, halogen projector with LED signature
Lamps, cargo area, cab mounted with switch on center switch bank
LED Lighting, cargo box with switch on center switch bank (Deleted when (ZW9) pickup box delete is ordered.) (Deleted with (ZW9) pickup box delete.)
Mirror caps, chrome
Door handles, chrome
Tailgate and bed rail protection caps, top
Tailgate, locking, utilizes same key as ignition and door (Deleted with (ZW9) pickup box delete.) (Deleted when (ZW9) pickup box delete is ordered.)
Tailgate, EZ-Lift and Lower (Deleted with (ZW9) pickup box delete.)
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ENTERTAINMENT
6-speaker audio system
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INTERIOR
Instrumentation, 6-gauge cluster featuring speedometer, fuel level, engine temperature, tachometer, voltage and oil pressure
Driver Information Center, 4.2-inch diagonal color display includes driver personalization, warning messages and vehicle information
Power outlet, 110-volt AC
Assist handle, front passenger and driver on A-pillars
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Differential:Differential, heavy-duty locking rear
Trailering:Trailering equipment Trailering hitch platform 2.5" with a 2.0" insert for HD, 7-wire harness with independent fused trailering circuits mated to a 7-way sealed connector to hook up parking lamps, backup lamps, right and left turn signals, an electric brake lead, battery and a ground, The trailer connector also includes the 4-way for use on trailers without brakes - park, brake/turn lamps (Deleted when (ZW9) pickup box delete or (9J4) rear bumper delete is ordered.)