MECHANICAL Rear axle, 3.42 ratio (Requires CG33503 or CG33803 model and (L20) Vortec 4.8L V8 SFI engine or (L96) Vortec 6.0L V8 SFI engine and (C4M) 9900 lbs. (4490 kg) GVWR or (JFF) 10,100 lbs. (4581 kg) GVWR.) Body, standard GVWR, 9900 lbs. (4490 kg) (Standard on the CG33503 model. Available on the CG33803 model. Requires (R04) single rear wheel configuration. Not available with (R05) dual rear wheel configuration. Reference the Engine/Axle page for availability.) Transmission oil cooler, external Battery, 600 cold-cranking amps maintenance-free with rundown protection and retained accessory power Alternator, 145 amps Frame, ladder-type Incomplete vehicle certification Suspension, front independent with coil springs and stabilizer bar Suspension, rear hypoid drive axle with multi-leaf springs Fuel tank capacity, mid-frame and approximately 33 gallons (124.9L) Exhaust, aluminized stainless-steel muffler and tailpipe --- EXTERIOR Wheel configuration, rear, single (Standard on CG33503 model. Available on CG33803 model. Not available with (9N2) 10,050 lbs. (4559 kg.), (C7N) 12,300 lbs. (5579 kg.) GVWR or (C7I) 14, 200 lbs. (6441 kg) GVWR.) Bumper, front painted Black with step-pad (Deleted when (ZR7) Chrome Appearance Package or (YF1) RV Package is ordered.) Grille, Black composite with single rectangular halogen headlamps (Not available with (ZR7) Chrome Appearance Package.) Flasher, heavy duty light emitting diode (LED), formerly known as SEO (8H9) Mirrors, outside delete (Not available with (5Q7) Upfitter option Blank Sail Panel Delete when ordered with (YF2) Ambulance Package.) License plate kit, front --- INTERIOR Cup holders, 3 on the engine console cover Floor covering, Black rubberized-vinyl front Instrumentation, analog with speedometer, odometer with trip odometer, fuel level, voltmeter, engine temperature and oil pressure Warning tones, headlamp on and key-in-ignition Oil life monitor Headliner, cloth, over driver and passenger Visors, driver and front passenger, cloth, padded Assist handles, driver and right-front passenger Lighting, interior with dome light and door handle-activated switches --- SAFETY Brake/transmission shift interlock for automatic transmissions --- AutoStockImages:http://media.chromedata.com/autoBuilderData/stockPhotos/15879.jpg Drivetrain:Rear wheel drive Steering:Steering, power Brakes:Brakes, 4-wheel antilock, 4-wheel disc Convenience:Theft-deterrent system, vehicle, PASS-Key III Window:Heater and defogger with front and side window defoggers Safety Features:Daytime Running Lamps Air Bag - Frontal:Air bag deactivation switch, frontal, passenger-side (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 monitor spare tires) (Required with (C4M) 9900 lbs. (4490 kg) GVWR and (R04) single rear 4 - 16" x 6.5" (40.6 cm x 16.5 cm) wheels. Not available with CG33803 models or CG33903 models.)