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2003 Chevy Silverado - Specs
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|
Engines |
Vortec
4300
4.3L V6
|
Vortec
4800
4.8L V8
|
Vortec
5300
5.3L V8
|
Vortec
6000
6.0L V8
|
1500 Regular Cab, Sportside Box
|
Standard
|
Optional
|
Optional*
|
-
|
1500 Regular Cab, Fleetside Short Box |
Standard
|
Optional
|
Optional*
|
-
|
1500 Regular Cab, Fleetside Long Box
|
Standard
|
Optional
|
Optional*
|
-
|
2500 Regular Cab, Fleetside Long Box |
-
|
-
|
-
|
Standard
|
1500 Extended Cab, Sportside Box |
-
|
Standard**
|
Standard
|
-
|
1500 Extended Cab, Fleetside Short Box |
Standard
|
Optional
|
Optional*
|
-
|
2500 Extended Cab, Fleetside Short Box |
-
|
-
|
-
|
Standard
|
1500 Extended Cab, Fleetside Long Box |
-
|
Standard**
|
Optional*
|
-
|
* Available
only with four-speed automatic overdrive transmission
** Vortec 5300 V8 is included with LT trim
*** Not available with LT trim |
Transmissions |
4-spd
auto OD
|
4-spd
HD auto OD
|
5-spd
man OD
|
5-spd
HD man OD
|
1500 Regular Cab, Sportside Box
|
Optional
|
-
|
Standard
|
-
|
1500 Regular Cab, Fleetside Short Box |
Optional
|
-
|
Standard
|
-
|
1500 Regular Cab, Fleetside Long Box
|
Optional
|
-
|
Standard
|
-
|
2500 Regular Cab, Fleetside Long Box |
Standard
|
Optional
|
-
|
Standard
|
1500 Extended Cab, Sportside Box |
Standard
|
-
|
-
|
-
|
1500 Extended Cab, Fleetside Short Box |
Standard
|
-
|
Standard
|
-
|
2500 Extended Cab, Fleetside Short Box |
-
|
Optional
|
-
|
-
|
1500 Extended Cab, Fleetside Long Box
|
Standard
|
-
|
Standard*
|
-
|
*** Not available with LT
trim |
Engines |
Vortec
4300
4.3L V8 (LU3)
|
Vortec
4800
4.8L V8 (L4R)
|
Vortec
5300
5.3L V8 (LM7)
|
Vortec
6000
6.0L V8 (LQ4)
|
Type |
4.3-liter V8
|
4.8-liter V8
|
5.3-liter V8
|
6.0-liter V8
|
Displacement
(cu in / cc) |
262 / 4293
|
294 / 4807
|
327 / 5328
|
364 / 5967
|
Bore & stroke
(in / mm) |
4 x 3.48 /
101.6 x 88.4
|
3.78 x 3.27 /
96.0 x 83
|
3.78 x 3.62 /
96.0 x 92
|
4 x 3.62 /
101.6 x 92
|
Block material |
cast iron
|
cast iron
|
cast iron
|
cast iron
|
Cylinder head material |
cast iron
|
cast aluminum
|
cast aluminum
|
cast aluminum
|
Valvetrain |
OHV
|
OHV
|
OHV
|
OHV
|
Ignition system |
direct composite distributor,
platinum-tipped spark plugs, low-resistance spark
plug wires
|
coil near plug, platinum-tipped
spark plugs, low-resistance spark plug wires
|
coil near plug, platinum-tipped
spark plugs, low-resistance spark plug wires
|
coil near plug, platinum-tipped
spark plugs, low-resistance spark plug wires
|
Fuel delivery |
sequential fuel injection
|
sequential fuel injection
|
sequential fuel injection
|
sequential fuel injection
|
Compression ratio |
9.2:1
|
9.5:1
|
9.5:1
|
9.4:1
|
Horsepower
(hp / kw @ rpm) |
200 / 149 @ 4600
|
270 / 201 @ 5200
|
285 / 213 @ 5200
|
300 / 224 @ 4400
|
Torque
(lb-ft / Nm @ rpm) |
260 / 353 @ 2800
|
285 / 386 @ 4000
|
325 / 441 @ 4000
|
360 / 488 @ 4000
|
Recommended fuel |
87 octane
|
87 octane
|
87 octane
|
87 octane
|
Maximum
engine speed (rpm) |
Manual |
5600
|
5600
|
5600
|
5600
|
Automatic |
5600
|
5900
|
5900
|
5600
|
Emissions controls |
three-way catalytic converter,
exhaust gas recirculation, positive crankcase ventilation,
evaporative collection system
|
three-way catalytic converter,
exhaust gas recirculation, positive crankcase ventilation,
evaporative collection system
|
three-way catalytic converter,
exhaust gas recirculation, positive crankcase ventilation,
evaporative collection system
|
three-way catalytic converter,
exhaust gas recirculation, positive crankcase ventilation,
evaporative collection system
|
Estimated
fuel economy (mpg city / highway / combined): |
C1500
Series (2WD)
|
K1500
Series (4WD)
|
auto trans, 4.3L
|
16 / 20 / 18
|
auto trans, 4.3L
|
16 / 20 / 18
|
man trans, 4.3L
|
17 / 23 / 20
|
man trans, 4.3L
|
15 / 18 / 16
|
auto trans, 4.8L
|
16 / 21 / 18
|
auto trans, 4.8L
|
15 / 18 / 16
|
man trans, 4.8L
|
16 / 20 / 18
|
man trans, 4.8L
|
15 / 19 / 17
|
auto trans, 5.3L
|
16 / 21 / 18
|
auto trans, 5.3L
|
15 / 18 / 16
|
Transmissions |
NV3500
(MG5)
|
NV4500
(MW3)
|
Hydra-Matic
4L60-E
|
Hydra-Matic
4L80-E
|
Type |
5-speed manual
|
5-speed manual
|
4-speed automatic
|
4-speed automatic
|
Gear Ratios
(:1) |
First |
4.02
|
5.61
|
3.06
|
2.48
|
Second |
2.32
|
3.04
|
1.63
|
1.48
|
Third |
1.40
|
1.67
|
1.00
|
1.00
|
Fourth |
1.00
|
1.00
|
0.70
|
0.75
|
Fifth |
0.73
|
0.75
|
-
|
-
|
Reverse |
3.55
|
5.61
|
2.29
|
2.08
|
Chassis
/ Suspension |
2003
Chevy Silverado |
Front |
1500
4WD, 2500: independent with computer-selected torsion
bars, 30mm stabilizer bar |
1500
2WD: computer-selected coil springs; gas-pressurized
shocks; 32mm stabilizer bar |
Rear |
solid axle with semi-elliptic,
variable-rate, two-stage multileaf springs; gas-pressurized
shocks |
Traction control |
2WD only |
Steering type |
1500 4WD & 2500 |
power recirculating ball |
1500 2WD |
power rack-and-pinion |
With Quadrasteer
four-wheel steering |
front: hydraulic power,
recirculating ball;
rear: electrically powered (system also uses front
steering-wheel-position sensor, steerable solid hypoid
rear axle, electric motor-drive actuator and control
unit) |
Steering ratio |
14.2:1 |
Steering wheel turns, lock-to-lock |
3 |
Turning circle,
curb-to-curb (ft / m) |
Ext. Cab Short Box with
Quadrasteer: 37.4 / 11.4 |
2WD Reg. Cab Short Box:
40.1 / 12.2 |
2WD Ext. Cab Short Box:
46.6 / 14.2 |
4WD Ext. Cab Short Box:
47.3 / 14.4 |
Brakes |
2003
Chevy Silverado |
Type |
(all)
vacuum booster, power, four-wheel disc, four-wheel
ABS, DRP |
Rotor diameter x thickness
(in / mm) |
1500 up to 6400 GVWR |
front: 12.01 x 1.14 /
305 x 29;
rear: 12.80 x 0.78 / 325 x 20 |
1500 with Quadrasteer |
front: 12.01 x 1.14 /
305 x 29;
rear: 13.00 x 1.18 / 330 x 30 |
1500 HD, 1500 HD with Quadrasteer, 2500 |
front: 12.80 x 1.50 /
325 x 38;
rear: 1300 x 1.14 / 330 x 29 |
Total swept
area (sq in / sq cm) |
1500 up to 6400 GVWR |
front: 213.6 / 1378;
rear: 211.1 / 1362 |
1500 with Quadrasteer |
front: 213.6 / 1378;
rear: 223.7 / 1443 |
1500 HD, 1500 HD with Quadrasteer, 2500 |
front: 245.5 / 1584;
rear: 236.5 / 1526 |
Wheels / Tires |
2003
Chevy Silverado |
Wheel
size & type |
Base |
standard:
16-inch steel |
optional:
16-inch chrome-styled steel |
LS |
standard:
16-inch chrome-styled steel |
optional:
16-inch cast-aluminum |
LT |
standard:
16-inch cast-aluminum |
Tire size & type |
P235/75R16 all-season
steel-belted radial |
P265/75R-16 all-season
steel-belted radial |
LT 225/75R-16 all-season
steel-belted radial |
LT 245/75R-16 all-season
steel-belted radial |
Exterior
Dimensions |
Short
Box Regular Cab
|
Long
Box
Regular Cab
|
Short
Box
Extended Cab
|
Long
Box
Extended Cab
|
Wheelbase (in / mm) |
119 / 3023
|
133 / 3378
|
143.5 / 3644
|
157.5 / 4001
|
Overall length (in / mm) |
203.1 / 5158
|
222 / 5644
|
227.6 / 5781
|
246.7 / 6261
|
Overall width (in / mm) |
Base/fleet |
78.5 / 1994
|
78.5 / 1994
|
78.5 / 1994
|
78.5 / 1994
|
With YE9 package
opt. mirrors folded |
81.5 / 2070
|
81.5 / 2070
|
81.5 / 2070
|
81.5 / 2070
|
With YE9 package
opt. mirrors extended |
93.1 / 2363
|
93.1 / 2363
|
93.1 / 2363
|
93.1 / 2363
|
Quadrasteer
models w/YE9 opt. mirrors folded |
-
|
-
|
83.5 / 2102.7
|
-
|
Overall
height (in / mm) |
2WD |
71.2 / 1808
|
71.2 / 1808
|
71.2 / 1808
|
70.8 / 1798
|
4WD |
73.8 / 1875
|
73.7 / 1872
|
73.9 / 1877
|
73.7 / 1872
|
Track (in / mm) |
All except Quadrasteer
models
|
Front |
65 / 1651
|
65 / 1651
|
65 / 1651
|
65 / 1651
|
Rear |
66 / 1676
|
66 / 1676
|
66 / 1676
|
66 / 1676
|
Quadrasteer models
|
Front |
65 / 1651
|
Rear |
71 /1804
|
Min. ground
clearance (in / mm) |
2WD |
8.1 / 205
|
8.1 / 205
|
8.1 / 205
|
8.1 / 205
|
4WD |
8.8 / 223
|
8.8 / 223
|
8.7 / 220
|
8.7 / 220
|
Ground to top of load floor (in
/ mm)
|
2WD |
31.6 / 803
|
31.6 / 803
|
31.6 / 803
|
31.6 / 803
|
4WD |
33.7 / 856
|
33.7 / 856
|
33.7 / 856
|
33.7 / 856
|
Step-in
height |
2WD |
19 / 482
|
19 / 482
|
19 / 482
|
19 / 482
|
4WD |
21.3 / 540
|
21.3 / 540
|
21.3 / 540
|
21.3 / 540
|
Approach angle |
25.4°
|
25.4°
|
25.4°
|
25.4°
|
Breakover angle |
12.4°
|
12.4°
|
12.4°
|
12.4°
|
Departure angle |
27.5°
|
27.5°
|
27.5°
|
27.5°
|
2WD pickups* |
GVW (lbs
/ kg)
|
Curb
Weight (lbs / kg)
|
Payload
(lbs / kg)
|
C15703 Reg. Cab Short Box |
6100 / 2766.4
|
4142 / 1878.5
|
1958 / 888
|
C15753 Ext. Cab Short Box |
6200 / 2811.8
|
4548 / 2062.6
|
1652 / 749.2
|
C15743 Crew Cab Short Box |
8600 / 3900.2
|
5506 / 2497.1
|
3094 / 1403.2
|
C15903 Reg. Cab Long Box |
6400 / 2902.5
|
4277 / 1939.7
|
2123 / 962.8
|
C15953 Ext. Cab Long Box |
6400 / 2902.5
|
4810 / 2181.4
|
1590 / 721.1
|
4WD pickups* |
GVW (lbs
/ kg)
|
Curb
Weight (lbs / kg)
|
Payload
(lbs / kg)
|
K15703 Reg. Cab Short Box |
6400 / 2902.5
|
4439 / 2013.2
|
1661 / 753.3
|
K15753 Ext. Cab Short Box |
6400 / 2902.5
|
4919 / 2230.8
|
1481 / 671.7
|
K15743 Crew Cab Short Box |
8600 / 3900.2
|
5817 / 2638.1
|
2783 / 1262.1
|
K15903 Reg. Cab Long Box |
6400 / 2902.5
|
4579 / 2076.6
|
1821 / 825.9
|
K2500 Ext. Cab Long Box |
6400 / 2902.5
|
5097 / 2311.6
|
1303 / 590.9
|
* Some
14 different 2WD/4WD regular cab long beds and extended
cabs, 4WD crew cabs and 2WD/4WD chassis cabs, when
equipped with alternative-fuel systems, are also available
with light-duty 8,500-pound GVWRs. |
Cargo Box |
Short
Box Sportside
|
Short
Box Fleetside
|
Long
Box Fleetside
|
Cargo volume (cu ft / liters) |
43.5 / 1231.7
|
56.9 / 1611.2
|
70.7 / 2002
|
Length at floor (in / mm) |
78.7 / 1998
|
78.7 / 1998
|
97.6 / 2479
|
Width at floor (in / mm) |
49.1 / 1247
|
60.2 / 1529
|
60.2 / 1529
|
Width at top (in / mm) |
49.1 / 1247
|
61.9 / 1572
|
61.9 / 1572
|
Width between wheelhousings (in / mm) |
50 / 1270
|
50 / 1270
|
50 / 1270
|
Tailgate width (in / mm) |
49.9 / 1267
|
60.6 / 1539
|
60.6 / 1539
|
Inside height (in / mm) |
19.5 / 495
|
19.5 / 495
|
19.5 / 495
|
Interior
Dimensions |
Regular
Cab
|
Extended
Cab
|
Front
|
Rear
|
Head room (in / mm) |
41 / 1041
|
41 / 1041
|
38.4 / 975
|
Leg room (in / mm) |
41.3 / 1049
|
41.3 / 1049
|
33.7 / 856
|
Shoulder room (in / mm) |
65.2 / 1656
|
65.2 / 1656
|
66.3 / 1684
|
Hip room (in / mm) |
61.4 / 1560
|
61.4 / 1560
|
61.5 / 1562
|
Capacities |
Short
Box Regular Cab
|
Long
Box
Regular Cab
|
Short
Box
Extended Cab
|
Long
Box
Extended Cab
|
Short
Box
Crew Cab
|
Seating |
2 / 3
|
2 / 3
|
5 / 6
|
5 / 6
|
6
|
Fuel tank
(gals / liters) |
26 / 98.4
|
34 / 128.7
|
26 / 98.4
|
34 / 128.7
|
26 /98.4
|
Capacities |
Vortec
4300
|
Vortec
4800
|
Vortec
5300
|
Vortec
6000
|
Engine oil (qts / liters) |
4.5 / 4.3
|
6 / 5.7
|
6 / 5.7
|
6 / 5.7
|
Cooling
system (qts / liters) |
Manual trans |
12.9 / 12.2
|
13.7 / 13
|
13.4 / 12.7
|
15.2 / 14.4
|
Automatic trans |
12.6 / 11.9
|
13.4 / 12.7
|
14.9 / 14.1
|
14.4 / 13.6
|
Maximum trailer
weight (lbs / kg) |
1500 Series w/Vortec
5300 |
8400
/ 3809.5 with weight-distributing hitch and sway control |
1500 Series w/Vortec 5300
& Quadrasteer |
8600 / 3900.2 with weight-distributing
hitch and sway control |
1500 HD (std. Vortec
6000) |
10,200
/ 4625 with weight-distributing hitch and sway control |
2500 Series (std. Vortec 6000) |
10,700 / 4852.6 with
weight-distributing hitch and sway control |
2WD/4WD
1500 Series models limited to 5,000-lb trailer ratings
unless equipped with Z85 Increased Capacity or ZX3
Manual
Select Damping or Z71 Off-Road Suspension Package.
Z82 Heavy Duty Trailering Package includes trailer
hitch platform, trailer electrical connector and suspension
upgrade, if necessary. |
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