Specs for 2003 Dodge 2500

Changes this model year:
First year for the 3rd generation Dodge pickups in the heavy duty line (the light duties debuted on year earlier). New frames and cabs for 2003. The quad cab becomes 4 front-opening doors, replacing the previous generation's rear-hinged back doors.

Engines

Engine 5.9L V8 8.0L V10 5.9L I6 5.9L I6
Fuel Gas Gas Diesel Diesel
Valvetrain OHV 2V OHV 2V OHV 4V OHV 4V
Block composition Iron Iron Iron Iron
Head composition Iron Iron Iron Iron
Bore / Stroke 4.00 x 3.58 4.00 x 3.58 4.02 x 4.72 4.02 x 4.72
Horsepower 245hp 305hp 235hp 305hp
Horsepower (rpm) 4000rpm 4000rpm 2700rpm 2700rpm
Torque 335lb-ft 450lb-ft 460lb-ft 555lb-ft
Torque (rpm) 3200rpm 2400rpm 1600rpm 1600rpm
Notes CARB High Output
Years in common 2002 - 2003 2002 - 2003 2003 2003

Transmissions

Transmission 48RE 545RFE NV4500 NV5600
Speeds 4 5 5 6
Type Automatic Automatic Manual Manual
Gear ratio 1 2.45 3.00 5.61 5.63
Gear ratio 2 1.45 1.67 3.04 3.38
Gear ratio 3 1.00 1.00 1.67 2.04
Gear ratio 4 0.69 0.75 1.00 1.39
Gear ratio 5 0.67 0.75 1.00
Gear ratio 6 0.73
Gear ratio reverse 2.21 3.00 5.04 5.63
Notes 2nd 1.50:1 on 3-2. 5.7L V8 only.

Transfer Case

Model Type Low Range Ratio Case Material Notes
New Venture 273 Chain 2.72 Aluminum
New Venture 271 Chain 2.72 Aluminum

Axle Ratios

Engine Transmission Standard axle ratio Optional axle ratios Notes
5.7L V8 3.73 4.10
5.9L I6 3.73 4.10

Interior Dimensions

Cab Type Headroom (F/R) Hiproom (F/R) Legroom (F/R) Shoulder room (F/R) Volume (F/R)
Regular 40.9 41
QuadCab 40.9/40 41/36.4

Exterior Dimensions

Drive Cab Type Bed length (cab-to-axle for chassis cab) Wheelbase Length Width Height Liftover height Open tailgate to ground Turning circle (curb to curb) Rear axle clearance Approach angle Departure angle Ramp breakover angle Fuel capacity Base curb weight GVWR
4x2 Regular 8 ft 140.5in 229.7in 79.6in 74.3 53.3 33.4 47.0ft 7.4 17.0 23.8 16.9 35.0gal 5407lb 9000lb
4x2 Regular 8 ft 140.5in 229.7in 79.6in 74.3 53.3 33.4 47.0ft 7.4 17.0 23.8 16.9 35.0gal 5407lb 8650lb
4x2 QuadCab 6.5 ft 140.5in 227.7in 79.6in 74.8 53.2 33.3 47.0ft 7.4 17.0 24.8 16.9 34.0gal 5586lb 9000lb
4x2 QuadCab 6.5 ft 140.5in 227.7in 79.6in 74.8 53.2 33.3 47.0ft 7.4 17.0 24.8 16.9 34.0gal 5586lb 8800lb
4x4 Regular 8 ft 140.5in 229.7in 79.6in 78.4 56.6 36.6 44.2ft 7.4 24.7 27.8 25.0 35.0gal 5833lb 8650lb
4x4 Regular 8 ft 140.5in 229.7in 79.6in 78.4 56.6 36.6 44.2ft 7.4 24.7 27.8 25.0 35.0gal 5833lb 9000lb
4x4 QuadCab 6.5 ft 140.5in 227.7in 79.6in 78.9 56.5 36.6 47.5ft 7.4 24.7 28.4 25.0 34.0gal 6039lb 9000lb
4x4 QuadCab 6.5 ft 140.5in 227.7in 79.6in 78.9 56.5 36.6 47.5ft 7.4 24.7 28.4 25.0 34.0gal 6039lb 8800lb
4x2 QuadCab 8 ft 160.5in 249.7in 79.6in 74.7 53.2 33.3 44.1ft 7.4 17.1 23.7 15.7 35.0gal 5776lb 9000lb
4x2 QuadCab 8 ft 160.5in 249.7in 79.6in 74.7 53.2 33.3 44.1ft 7.4 17.1 23.7 15.7 35.0gal 5776lb 8800lb
4x4 QuadCab 8 ft 160.5in 249.7in 79.6in 78.8 56.5 36.3 47.0ft 7.4 24.7 27.7 23.5 35.0gal 6170lb 9000lb
4x4 QuadCab 8 ft 160.5in 249.7in 79.6in 78.8 56.5 36.3 47.0ft 7.4 24.7 27.7 23.5 35.0gal 6170lb 8800lb

Axles & Driveline

Drive Front axle type Front axle identifier Front GAWR (min) Front GAWR (max) Rear axle type Rear axle identifier Rear GAWR (min) Rear GAWR (max) Notes
4x2 Coil spring independent AAM 9.5" 5200lb Leaf spring solid axle AAM 10.5" 6000lb w/ 5.7L V8
4x4 Coil spring monobeam - 5200lb - - 6000lb -
4x2 Coil spring independent - 5200lb - AAM 11.5" 6000lb w/ CTD
4x4 Coil spring monobeam - 5200lb - - 6000lb

Brakes, Wheels & Tires

Front brake type Disc
Front brake diameter/size 12.90in
Front brake total swept area 313.20sq in
Rear brake type Disc
Rear brake diameter/size 13.90
Rear brake total swept area 309.60sq in
Tires, standard LT245/70 R17E
Tires, optional LT265/70 R17E
Wheel size, standard 17x7.5
Wheel size, optional 17x8.0
Notes

Towing

Engine Trans Axle ratio GCWR Max loaded trailer weight Notes
5.7L V8 3.73 15000
5.7L V8 4.10 17000
5.9L I6 48RE 3.73 17000 CARB
5.9L I6 NV4500 3.73 18000 CARB
5.9L I6 48RE 4.10 19000 CARB
5.9L I6 NV4500 4.10 20000 CARB
5.9L I6 all 3.73, 4.10 20000 5.9L H.O.