2013 Chevrolet SILVERADO 1500 LT Z71 4X4 K1500 Z 71

Transmission, 4-speed automatic, electronically controlled with overdrive and tow/haul mode (On Crew Cab models, requires (L20) Vortec 4.8L V8 SFI Flex-Fuel engine. Not available on C*10953 models.)
Battery, heavy-duty 600 cold-cranking amps, maintenance-free with rundown protection and retained accessory power
Rear axle, 3.42 ratio (Refer to Engine/Axle chart for availability.) (With (LC9) Vortec 5.3L V8 Engine, Requires (K5L) heavy-duty cooling package)
Suspension, rear 2-stage multi-leaf springs, semi-elliptic
Four wheel drive
Suspension Package, Handling/Trailering, heavy-duty includes 46 mm piston monotube shocks and 36mm front stabilizer bar (Includes 36mm front stabilizer bar when (NHT) Max Trailering Pack is ordered.)
Alternator, 145 amps
Frame, fully-boxed, hydroformed front section
Engine, Vortec 4.8L Variable Valve Timing V8 SFI FlexFuel capable of running on unleaded or up to 85% ethanol (302 hp [225.2 kW] @ 5600 rpm, 305 lb-ft torque [411.8 N-m] @ 4600 rpm), iron block (Standard on all models except C*10953 Models. Not available on C*10953 models.)
SAFETY
Stolen Vehicle Assistance (Deleted when (UE0) OnStar delete is ordered.)
OnStar Turn-by-Turn Navigation (Deleted when (UE0) OnStar delete is ordered.)
Air bags, seat-mounted side-impact, driver and right-front passenger for thorax and pelvic protection (Head curtain side air bags are designed to help reduce the risk of head and neck injuries to front and rear seat outboard occupants on the near side of certain side-impact collisions. Always use safety belts and the correct child restraints for your child's age and size, even in vehicles equipped with air bags. Children are safer when properly secured in a rear seat in the appropriate infant, child or booster seat. See the Owner's Manual and child safety seat instructions for more safety information.)
OnStar, 6 months of Directions and Connections plan includes Automatic Crash Response, Emergency Services, Crisis Assist, First Assist, Injury Severity Predictor, Stolen Vehicle Assistance, Stolen Vehicle Slowdown, Remote Ignition Block, Remote Door Unlock (requires power locks), Roadside Assistance, Remote Horn and Lights, Turn-by-Turn Navigation with OnStar eNav, Destination Download (requires navigation radio), OnStar Vehicle Diagnostics, Hands Free Calling and available OnStar RemoteLink mobile app. (Visit onstar.com for details and system limitations.)
Air bags, head curtain side-impact, front outboard seating positions with rollover sensor (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.)
Air bags, frontal, driver and right-front passenger with Passenger Sensing System (Always use safety belts and the correct child restraints for your child's age and size. Even in vehicles equipped with air bags and the Passenger Sensing System, children are safer when properly secured in a rear seat in the appropriate infant, child or booster seat. Never place a rear-facing infant restraint in the front seat of any vehicle equipped with an active frontal air bag. See the Owner's Manual and child safety seat instructions for more safety information.)
Daytime Running Lamps, with automatic exterior lamp control
Air bags, frontal, driver and right-front passenger with Passenger Sensing System (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.)
Air bags, head curtain side-impact, front outboard seating positions with rollover sensor (Head curtain side air bags are designed to help reduce the risk of head and neck injuries to front and rear seat outboard occupants on the near side of certain side-impact collisions. Always use safety belts and the correct child restraints for your child's age and size, even in vehicles equipped with air bags. Children are safer when properly secured in a rear seat in the appropriate infant, child or booster seat. See the Owner's Manual and child safety seat instructions for more safety information.)
StabiliTrak, stability control system with Proactive Roll Avoidance and traction control includes electronic trailer sway control and hill start assist
Door locks, rear child security (Crew Cab models only.)
Tire Pressure Monitor System (does not apply to spare tire)
Air bags, seat-mounted side-impact, driver and right-front passenger for thorax and pelvic protection (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.)
Automatic Crash Response (Deleted when (UE0) OnStar delete is ordered.)