2003 Chevrolet Suburban LS/LT Quadrasteer
GENERAL
Location of final assembly Janesville, Wis.
Body style4-door, 7-pass
EPA size classMultipurpose
Drivetrain layoutFront engine, 4WD
AirbagsFront driver/pass
POWERTRAIN
Engine typeV-8, iron block, aluminum heads
Bore x stroke, in4.00 x 3.62
Displacement, ci/l364/6.0
Compression ratio9.4:1
Valve gearOHV, 2 valves/cyl
Fuel inductionSequential fuel injection
SAE horsepower, hp @ rpm320 @ 5000
SAE torque, lb-ft @ rpm360 @ 4000
Transmission type4L80-E
1st2.48:1
2nd1.48:1
3rd1.00:1
4th0.75:1
Reverse2.08:1
Axle ratio3.42:1
Final-drive ratio2.57:1
Rpm @ 60 mph2100
Recommended fuel Unleaded regular
DIMENSIONS/CAPACITIES
Wheelbase, in130.0
Length, in219.3
Width, in79.8
Height, in76.5
Headroom, f/m/r, in40.7/39.0/38.6
Legroom, f/m/r, in41.3/39.1/36.1
Shoulder room, f/m/r, in65.2/65.1/64.4
Total cargo-area volume, cu ft149.5
Ground clearance, in7.1
Approach & departure angle, deg25/22
Load lift height, in31.8
Ride height, in32.5Base curb weight, lb5796
Payload capacity, lb2840
GVWR, lb8600
GCWR, lb20,300
Towing capacity, lb12,000
Fuel capacity, gal37.5
CHASSIS
Suspension, f/rIFS, torsion bars;
live axle, leaf springs
Steering typeRecirculating ball, power assist
Ratio16.2:1 overall
Turns, lock to lock3.2
Turning circle, ft35.0
Brakes, f/rVented disc; vented disc
Wheels16 x 6.5-in forged alloy
TiresLT245/75R16
Load ratingE
PERFORMANCE
Acceleration (sec)
0-30 3.59
0-40 5.32
0-50 7.39
0-60 10.26
0-70 13.12
0-80 16.34
Standing quarter mile, sec/mph17.28/83.87
Braking 60-0, ft 148
Speed through 600-ft slalom, mph 57.70
EPA fuel economy, city/hwy13/17
PRICE
Base price$38,683
Price as tested $44,899