MECHANICAL Rear axle, 3.73 ratio Suspension Package, Handling/Trailering, heavy-duty includes 35mm twin tube shock absorbers and 36mm front stabilizer bar Air cleaner, high-capacity Cooling, auxiliary external transmission oil cooler heavy-duty air-to-oil Cooling, external engine oil cooler heavy-duty air-to-oil, integral to driver side of radiator tank Battery, heavy-duty 600 cold-cranking amps, maintenance-free with rundown protection and retained accessory power Alternator, 125 amps Frame, fully-boxed, hydroformed front section Suspension, front independent, torsion bar Suspension, rear 4+1 multi-leaf springs Exhaust aluminized stainless-steel muffler and tailpipe --- EXTERIOR Pickup box, Fleetside Tire carrier, outside spare, winch-type mounted under frame at rear (Orders with (ZW9) Pickup box delete will not include a Spare Tire Carrier unless a spare tire is ordered) Spare tire lock keyed cylinder lock that utilizes same key as ignition and door (Not included when (ZW9) pickup box delete or (VF7) rear bumper delete is ordered.) Bumper, front chrome includes chrome bumper end caps Bumper, rear chrome, step-style with pad (Not available with (ZW9) pickup box delete.) Moldings, bodyside, body-colored (Moldings are deleted if any SEO paint is ordered.) Grille, chrome surround Lamps, dual cargo area lamps Door handles, Black --- ENTERTAINMENT Audio system feature, speaker system (Includes 4 speakers on Regular Cab and 6 speakers on Extended and Crew Cab Models.) --- INTERIOR Instrumentation, analog with speedometer, fuel level, engine temperature, tachometer, voltmeter and oil pressure indicators Driver Information Center with odometer, trip odometer and message center (monitors numerous systems depending on vehicle equipment level including low fuel, turn signal "on", transmission temperature and oil change notification) (Driver Information Center controls are operated through the trip odometer button unless (UK3) steering wheel mounted audio controls is ordered. On 1LT and 1LZ, includes 8-point compass and outside temperature.) Warning tones headlamp on, key-in-ignition, driver and passenger buckle up reminder and turn signal on Cup holders, front (Also includes rear cupholders on Extended and Crew Cab models) Mirror, inside rearview manual day/night Assist handle, front passenger (Also includes rear assist handles in the headliner on Extended and Crew Cab models) Coat hooks, rear driver and passenger side --- Drivetrain:Rear wheel drive Steering:Steering, power, recirculating ball Brakes:Brakes, 4-wheel antilock, 4-wheel disc Safety Features:Door locks, rear child security (Crew Cab models only.) Convenience:Lighting, interior with dome and reading lights, illuminated entry feature and backlit instrument panel switches Window:Windows, power with driver Express-Down Seats:Seat, rear 60/40 folding bench (folds up), 3-passenger, folding (includes child seat top tether anchor) (Requires Extended or Crew Cab Models.) Mirrors:Visors, driver and front passenger, sliding with clip and illuminated vanity mirror on driver and passenger-side, Opal Gray-colored Air Bag - Frontal:Air bags, frontal, driver and right-front passenger (Always use safety belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner's Manual for more information.) Tires:Tire Pressure Monitor System (does not apply to spare tire)