Specs

Research 2003 Chevrolet Silverado 1500 specs for the trims available. Choose the desired trim / style from the dropdown list to see the corresponding specs.

2WD Regular Cab Standard Box

Brakes

Drum - Rear (Yes or )
Front Brake Rotor Diam x Thickness (in) 12.0 x 1.14
Rear Drum Diam x Width (in)
Disc - Rear (Yes or ) Yes
Brake Type Pwr
Brake ABS System Four-Wheel
Brake ABS System (Second Line)
Disc - Front (Yes or ) Yes
Rear Brake Rotor Diam x Thickness (in) 12.8 x 0.78

Cargo Area Dimensions

Cargo Box Width @ Top, Rear (in) 49.1
Cargo Box Length @ Floor (in) 78.6
Ext'd Cab Cargo Volume (ft³)
Cargo Volume (ft³) 56.9
Cargo Volume (ft³) 43.5
Tailgate Width (in) 63.8
Tailgate Width (in) 49.1
Cargo Box (Area) Height (in) 19.5
Cargo Box Width @ Floor (in) 49.1
Cargo Box Width @ Top, Rear (in) 63.8
Cargo Box Length @ Floor (in) 78.7
Cargo Box (Area) Height (in) 19.7
Cargo Box Width @ Wheelhousings (in) 50.0
Cargo Box Width @ Floor (in) 64.8

Cooling System

Total Cooling System Capacity (qts) 11.7
Total Cooling System Capacity (qts) 14.4
Total Cooling System Capacity (qts) 13.6

Electrical

Cold Cranking Amps @ 0° F (Primary) 600
Maximum Alternator Capacity (amps) 145
Maximum Alternator Capacity (amps) 105
Maximum Alternator Watts
Cold Cranking Amps @ 0° F (2nd)

Engine

Displacement 5.3L/325
Displacement 4.3L/262
Fuel System SFI
Fuel System MFI
SAE Net Horsepower @ RPM 270 @ 5200
SAE Net Horsepower @ RPM 285 @ 5200
SAE Net Horsepower @ RPM 200 @ 4400
SAE Net Torque @ RPM 285 @ 4000
SAE Net Torque @ RPM 325 @ 4000
SAE Net Torque @ RPM 260 @ 2800
Engine Oil Cooler
Engine Order Code LR4
Engine Order Code LM7
Engine Order Code L59
Engine Order Code LU3
Engine Type Gas V8
Engine Type Gas/Ethanol V8
Engine Type Gas V6
Displacement 4.8L/293

Exterior Dimensions

Height, Overall (in) 71.2
Ground to Top of Load Floor (in) 31.3
Cab to End of Frame (in) 78.7
Cab to Axle (in) 41.9
Front Bumper to Back of Cab (in) 114.0
Overhang, Rear w/o bumper (in) 47.3
Overhang, Front (in) 36.9
Ground to Top of Frame (in)
Width, Max w/o mirrors (in) 78.5
Length, Overall w/o rear bumper (in) 203.2
Wheelbase (in) 119.0
Ground Clearance, Front (in) 8.0
Ground Clearance, Rear (in) 8.5
Frame Width, Rear (in) 42.0

Frame

Frame Type Ladder

Fuel Tank

Fuel Tank Location LH
Aux Fuel Tank Capacity, Approx (gal)
Fuel Tank Capacity, Approx (gal) 26
Aux Fuel Tank Location

Interior Dimensions

Front Head Room (in) 41.0
Passenger Capacity 3
Front Hip Room (in) 61.4
Front Shoulder Room (in) 65.2
Front Leg Room (in) 41.3

Mileage

EPA Fuel Economy Est - City (MPG) 15
EPA Fuel Economy Est - City (MPG) 11
EPA Fuel Economy Est - City (MPG) 16
EPA Fuel Economy Est - Hwy (MPG) 21
EPA Fuel Economy Est - City (MPG) 15
EPA Fuel Economy Est - Hwy (MPG) 12
EPA Fuel Economy Est - Hwy (MPG) 19
EPA Fuel Economy Est - Hwy (MPG) 20

Steering

Steering Type 4-Wheel Steering
Turning Diameter - Wall to Wall (ft)
Turning Diameter - Curb to Curb (ft) 40.7
Steering Ratio (:1), At Lock
Steering Ratio (:1), On Center
Steering Type Pwr Rack & Pinion

Summary

Vehicle Name Chevrolet Silverado 1500
Body Style Reg Cab 6.5' Sportside
Body Style Reg Cab 6.5' Fleetside
Body Code E62
Body Code E63

Suspension

Stabilizer Bar Diameter - Front (in) 1.42
Stabilizer Bar Diameter - Rear (in)
Suspension Type - Front Coil Spring
Suspension Type - Rear 2-Stage Multi-Leaf
Spring Capacity - Front (lbs) 3476
Spring Capacity - Rear (lbs) 3686
Axle Type - Front Indepdent
Axle Type - Rear Semi-Floating
Axle Capacity - Front (lbs) 3150
Axle Capacity - Rear (lbs) 3750
Axle Ratio (:1) - Front 3.73
Axle Ratio (:1) - Front 4.10
Axle Ratio (:1) - Front 3.42
Axle Ratio (:1) - Rear 3.73
Axle Ratio (:1) - Rear 4.10
Axle Ratio (:1) - Rear 3.42
Shock Absorber Diameter - Front (mm) 36
Shock Absorber Diameter - Front (mm) 46
Shock Absorber Diameter - Front (mm) 32
Shock Absorber Diameter - Rear (mm) 36
Shock Absorber Diameter - Rear (mm) 46
Shock Absorber Diameter - Rear (mm) 32

Tires

Front Tire Size P235/75R16
Spare Tire Size P255/70R16
Spare Tire Size P255/75R16
Spare Tire Size P235/75R16
Front Tire Capacity (lbs) 1853
Front Tire Capacity (lbs) 1723
Rear Tire Capacity (lbs) 2064
Rear Tire Capacity (lbs) 1903
Spare Tire Capacity (lbs) 1853
Spare Tire Capacity (lbs) 1723
Revolutions/Mile @ 45 mph - Front
Revolutions/Mile @ 45 mph - Rear
Revolutions/Mile @ 45 mph - Spare
Front Tire Order Code QCC
Front Tire Order Code QCJ
Front Tire Order Code QNF
Rear Tire Order Code QCC
Rear Tire Order Code QCJ
Rear Tire Order Code QNF
Spare Tire Order Code QCC
Spare Tire Order Code QCJ
Spare Tire Order Code QNF
Front Tire Size P255/70R16
Rear Tire Size P255/70R16
Rear Tire Size P235/75R16

Trailering

Fifth Wheel Hitch - Max Trailer Wt. (lbs) N/A
Dead Weight Hitch - Max Tongue Wt. (lbs) 600
Fifth Wheel Hitch - Max Tongue Wt. (lbs) N/A
Fifth Wheel Hitch - Max Tongue Wt. (lbs) 1500
Fifth Wheel Hitch - Max Trailer Wt. (lbs) 9600
Wt Distributing Hitch - Max Trailer Wt. (lbs) 8100
Wt Distributing Hitch - Max Trailer Wt. (lbs) 9100
Wt Distributing Hitch - Max Trailer Wt. (lbs) 5200
Wt Distributing Hitch - Max Tongue Wt. (lbs) 1000
Wt Distributing Hitch - Max Tongue Wt. (lbs) 520
Fifth Wheel Hitch - Max Trailer Wt. (lbs) 8000
Dead Weight Hitch - Max Trailer Wt. (lbs) 5000

Transmission

Seventh Gear Ratio (:1)
Transfer Case Gear Ratio (:1), Low
Transfer Case Gear Ratio (:1), High
Transfer Case Model
Trans PTO Access
Trans Power Take Off
Clutch Size (in)
Reverse Ratio (:1) 3.55
Reverse Ratio (:1) 2.29
Sixth Gear Ratio (:1)
Fifth Gear Ratio (:1) 0.73
Fifth Gear Ratio (:1)
Fourth Gear Ratio (:1) 1.00
Fourth Gear Ratio (:1) 0.70
Third Gear Ratio (:1) 1.40
Third Gear Ratio (:1) 1.00
Second Gear Ratio (:1) 2.32
Second Gear Ratio (:1) 1.63
First Gear Ratio (:1) 4.02
First Gear Ratio (:1) 3.06
Trans Description Cont. Again
Trans Description Cont. Manual w/OD
Trans Description Cont. Automatic w/OD
Trans Type 5
Trans Type 4
Trans Order Code MG5
Trans Order Code M30
Drivetrain Rear Wheel Drive
Transfer Case Power Take Off

Weight Information

Gross Combined Wt Rating (lbs) 9500
Gross Combined Wt Rating (lbs) 10,000
Gross Combined Wt Rating (lbs) 9000
Gross Vehicle Weight Rating Cap (lbs) 6100
Curb Weight - Rear (lbs) 1676
Curb Weight - Front (lbs) 2347
Gross Axle Wt Rating - Rear (lbs) 3686
Gross Axle Wt Rating - Front (lbs) 3150
Gross Combined Wt Rating (lbs) 8500
Gross Combined Wt Rating (lbs) 12,000
Gross Combined Wt Rating (lbs) 13,000
Gross Combined Wt Rating (lbs) 11,000
Gross Combined Wt Rating (lbs) 12,000
Gross Combined Wt Rating (lbs) 9000
Gross Combined Wt Rating (lbs) 10,000

Wheels

Rear Wheel Material Steel
Front Wheel Material Steel
Front Wheel Material Chrome
Spare Wheel Size (in) 16 x 6.5
Rear Wheel Size (in) 16 x 6.5
Rear Wheel Size (in) 16 x 7.0
Front Wheel Size (in) 16 x 6.5
Front Wheel Size (in) 16 x 7.0
Spare Wheel Material Steel
Rear Wheel Material Chrome