2003 Chevrolet Silverado 1500 Ext Cab 157.5" WB Performance Specs

Engine Details
Fuel System SFI
Engine Order Code LM7
Displacement 5.3L/325
Engine Oil Cooler NA
SAE Net Torque @ RPM 325 @ 4000
SAE Net Horsepower @ RPM 285 @ 5200
Engine Type Gas V8
Transmission Details
Trans PTO Access NA
Trans Description Cont. Again NA
Drivetrain Rear Wheel Drive
Trans Order Code M30
Transfer Case Gear Ratio (:1), High NA
Transfer Case Model NA
Third Gear Ratio (:1) 1.00
Trans Description Cont. Automatic w/OD
Sixth Gear Ratio (:1) NA
Trans Type 4
Transfer Case Power Take Off NA
Second Gear Ratio (:1) 1.63
Fifth Gear Ratio (:1) NA
Seventh Gear Ratio (:1) NA
Trans Power Take Off NA
Transfer Case Gear Ratio (:1), Low NA
First Gear Ratio (:1) 3.06
Clutch Size (in) NA
Reverse Ratio (:1) 2.29
Fourth Gear Ratio (:1) 0.70
Brakes Details
Disc - Front (Yes or ) Yes
Drum - Rear (Yes or ) NA
Rear Drum Diam x Width (in) NA
Brake ABS System (Second Line) NA
Disc - Rear (Yes or ) Yes
Rear Brake Rotor Diam x Thickness (in) 12.8 x 0.78
Brake ABS System Four-Wheel
Brake Type Pwr
Front Brake Rotor Diam x Thickness (in) 12.0 x 1.14
Steering Details
Turning Diameter - Curb to Curb (ft) 50.4
Turning Diameter - Wall to Wall (ft) NA
Steering Ratio (:1), On Center NA
Steering Type Pwr Rack & Pinion
Steering Ratio (:1), At Lock NA
Tires Details
Spare Tire Size P235/75R16
Rear Tire Capacity (lbs) 1903
Revolutions/Mile @ 45 mph - Spare NA
Spare Tire Order Code QNF
Front Tire Size P235/75R16
Spare Tire Capacity (lbs) 1903
Revolutions/Mile @ 45 mph - Rear NA
Rear Tire Order Code QNF
Rear Tire Size P235/75R16
Revolutions/Mile @ 45 mph - Front NA
Front Tire Order Code QNF
Front Tire Capacity (lbs) 1903
Wheels Details
Rear Wheel Material Steel
Spare Wheel Size (in) 16 x 6.5
Front Wheel Size (in) 16 x 6.5
Spare Wheel Material Steel
Rear Wheel Size (in) 16 x 6.5
Front Wheel Material Steel
Suspension Details
Stabilizer Bar Diameter - Front (in) 1.42
Spring Capacity - Front (lbs) 4416
Axle Capacity - Front (lbs) 3600
Suspension Type - Front Coil Spring
Axle Capacity - Rear (lbs) 3750
Spring Capacity - Rear (lbs) 3686
Shock Absorber Diameter - Rear (mm) 32
Stabilizer Bar Diameter - Rear (in) NA
Axle Type - Front Indepdent
Axle Type - Rear Semi-Floating
Axle Ratio (:1) - Rear 3.42
Axle Ratio (:1) - Front NA
Suspension Type - Rear 2-Stage Multi-Leaf
Shock Absorber Diameter - Front (mm) 32

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