2008 GMC Sierra 1500 SLT

Engine, Vortec 5.3L V8 SFI with Active Fuel Management (315 hp [234.9 kW] @ 5200 rpm, 338 lb-ft of torque [456.3 N-m] @ 4400 rpm), aluminum block (Requires TK10543 models.)
Alternator, 145 amps
Tires, P265/70R17 all-season, blackwall (Requires 4WD models. Not available with (PDL) Z71 Off-Road Package or (L76) Vortec 6.0L V8 SFI engine.)
Engine, vortec 5.3L V8 SFI with active fuel management (315 hp [234.9 kw] @ 5200 rpm, 338 lb-ft of torque [456.3 n-m] @ 4400 rpm), iron block (Standard on T*10953 Models.)
Tailgate protection, top of tailgate protection cap
Spare tire lock, keyed cylinder lock that utilizes same key as ignition and door
Suspension, front independent, coil over shock
Four wheel drive
Wheels, 4 - 17" x 7.5" (43.2 cm x 19.1 cm) 6-lug polished cast aluminum (spare wheel will not cosmetically match the other 4 wheels) (Upgradeable to (P60) 4 - 20" x 8.5" (50.8 cm x 21.6 cm) 6-spoke machined aluminum wheels.)
Pickup box, Wideside
Tools, mechanical jack and wheel wrench located in back of cab
Suspension Package, Handling/Trailering, heavy-duty, includes 46 mm piston monotube shocks and 34mm front stabilizer bar (Includes 36mm front stabilizer bar when (NHT) Max Trailering Pack is ordered.)
Steering, power, rack-and-pinion
Engine, Vortec 5.3L V8 SFI with Active Fuel Management (315 hp [234.9 kW] @ 5200 rpm, 338 lb-ft of torque [456.3 N-m] @ 4400 rpm), iron block (Not available with TK10543 Models. Standard on T*10953 Models.)
Transfer case, electronic Autotrac with rotary dial controls (Requires 4WD models.)
Exhaust, aluminized stainless-steel muffler and tailpipe
Transmission, 4-speed automatic, electronically controlled with overdrive and tow/haul mode
Battery, heavy-duty 600 cold-cranking amps, maintenance-free with rundown protection and retained accessory power
Rear axle, 3.73 ratio (Refer to Engine/Axle chart for availability.)
Recovery hooks, front, frame-mounted (Standard on 4WD Models.)
PACKAGE
Suspension package, handling/trailering, heavy-duty includes 46 mm piston monotube shocks and 34mm front stabilizer bar (Includes 36mm front stabilizer bar when (NHT) Max Trailering Pack is ordered.)
SAFETY
Tire Pressure Monitoring System (does not apply to spare tire)
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. Children are safer when properly secured in a rear seat. See the vehicle's Owner's Manual and child safety seat instructions for more safety information.)
Daytime Running Lamps, with automatic exterior lamp control
Stabilitrak, stability control system with proactive roll avoidance (Requires T*10753 or T*10543 models. Standard on T*10543 models. Required with (NHT) Max Trailering Pack.)
Remote vehicle starter prep package, includes Remote Keyless Entry (To enable remote start capability, new key fobs and vehicle reprogramming are required. Please see dealer for details. Remote Keyless Entry does not lock/ unlock tailgate when (PDF) EZ-Lift Tailgate Package is ordered.)
OnStar, 1-year of Safe and Sound plan. Includes Automatic Notification of Air Bag Deployment, Stolen Vehicle Location Assistance, Emergency Services, Roadside Assistance, Remote Door Unlock (requires power locks), OnStar Vehicle Diagnostics, Hands-Free Calling, AccidentAssist and Remote Horn & Lights (OnStar services require vehicle electrical system (including battery), wireless service and GPS satellite signals to be available and operating for features to function properly. OnStar acts as a link to existing emergency service providers. OnStar Vehicle Diagnostics available on most 2004 MY and newer GM vehicles. Diagnostic capability varies by model. Visit onstar.com for system limitations and details. Not available with a ship-to of Puerto Rico or the Virgin Islands. Remote Door Unlock requires (AU3) power door locks.)
Brakes, 4-wheel antilock, front disc/rear drum