Body  
Generic TypeSUV
Vehicle SizeMedium
Rear Roof ProfileWagon
No Side Doors4
Powertrain  
PowertrainInternal Combustion
Engine  
Engine Designation CodeVortec 4.2L I-6 (LL8)Vortec 5.3L V-8 (LH6)6.0L V-8 (LS2)
ConfigurationIV
Head Materialcast aluminum
Block Materialcast aluminum
Cylinders68
Fuel TypeGasoline
Displacement (l)4.25.36.0
Bore (mm)9396101.6
Stroke (mm)10292
Max. Power (bhp)285300390
Max. Power @RPM600052006000
Max. Torque (lbft)276321395
Max. Torque @RPM48004000
Compression Ratio10.39.910.9
Transmission  
Transmission TypeAutomatic
Forward Gears4
Driveline  
Driven WheelsRWD4WDRWD4WDRWDAWD
Chassis  
Chassis TypeBody-on-Frame
Engine PositionFront
Suspension  
Front Suspension - TypeDouble A-arm
Rear Suspension - TypeSolid axle
Brakes  
Front Brakes - TypeVented Disc
Rear Brakes - TypeVented Disc
Diameter - Front (in)12.012.8
Diameter - Rear (in)12.8
Steering  
Steering TypeRack-and-Pinion
Steering Ratio20.416
Turns Lock-to-Lock3.823
Turning Circle (ft)36.4
Wheels / Tires  
Tire Size F (,R)245/65R17255/50R20
Exterior Dimensions  
Curb Weight (lb)435645234356452344964662
Wheelbase (in)113
Height - Body (in)74.567.8
Width - Body (in)74.6
Length (in)191.8
Front Track (in)63.1
Rear Track (in)62.1
Seating  
Rows of Seats2
Max. Passenger Capacity5
Interior Dimensions  
Head Room - 1st Row (in)40.2
Head Room - 2nd Row (in)39.6
Shlder Room - 1st Row (in)58.5
Shlder Room - 2nd Row (in)58.5
Hip Room - 1st Row (in)56
Hip Room - 2nd Row (in)58.2
Leg Room - 1st Row (in)46.9
Leg Room - 2nd Row (in)37
Seating Positions - 1st Row2
Seating Positions - 2nd Row3
Cargo Volume (cu ft)41
Cargo Volume + 1 (cu ft)80.1
Fuel Economy  
EPA City (mpg)141312
EPA Hwy (mpg)201916