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John Deere 3020 Tractor
The
John Deere 3020 is a New Generation series row crop tractor. This model was
manufactured from 1964 to 1972. The JD 3020 tractor is powered by 270 cubic
inches (4.4 L) John Deere 4-cylinder water cooled diesel engine with a rated
power of 77 hp (57 kW), or 227 cubic inches (3.7 L) John Deere 4-cylinder water
cooled gasoline engine with a rated power of 76 hp (56.3 kW).
The John Deere 3020 was fitted with 2 types of transmission. Type 1: 8x2
syncro-range partially synchronized transmission. Type 2: Powershift
transmission with 8 forward and 4 reverse gears.
The maximum forward speed - 19.5 mph (31.4 km/h), max. reverse speed -
6.2 mph (10 km/h). The closed center hydraulic system includes a gear
pump with rated capacity of 14 gpm (53 lpm). The hydraulic system
pressure is 145 bar (2100 psi). The tractor was equipped with 6.00x16 or
7.50x15 front tires and 13.6x38 or 15.5x38 rear tires. The wheelbase is
90" (2280 mm).
The John Deere 3020 is compatible with JD 48 loader with a liftting
capacity to full height of 2400 lbs (1088 kg), or
JD 148 loader with a
lifting capacity to full height of 3100 lbs (1406 kg).
Engine Model |
John Deere |
Engine Type |
4-Cycle four-cylinder water cooled diesel |
Number of Cylinders |
3 |
Displacement, cu in (L) |
270 (4.40) |
Engine Bore, in (mm) |
4.25 (108.0) |
Engine Stroke, in (mm) |
4.75 (121.0) |
Rated Engine Power, hp (kW) |
77.0 (57.0) |
Rated Engine Speed, rpm |
2500 |
Idle Speed, rpm |
1500 |
Compression |
16.5:1 |
Firing Order |
1-3-4-2 |
Air Cleaner |
Oil bath |
Fuel Tank Capacity, gal (L) |
29.0 (110.0) |
Oil Capacity, qts (L) |
8.0 (7.6) |
Valve Clearance, in (mm) |
0.018 (0.46) |
Electrical System Rating, Volts |
24 |
Engine Model |
John Deere |
Engine Type |
4-Cycle four-cylinder water cooled gasoline |
Number of Cylinders |
4 |
Displacement, cu in (L) |
227 (3.70) |
Engine Bore, in (mm) |
4.25 (108.0) |
Engine Stroke, in (mm) |
4.00 (102.0) |
Rated Engine Power, hp (kW) |
76.0 (56.3) |
Rated Engine Speed, rpm |
2500 |
Idle Speed, rpm |
1500 |
Compression |
7.5:1 |
Firing Order |
1-3-4-2 |
Air Cleaner |
Oil bath |
Sparkplug Gap, in (mm) |
0.025 (0.635) |
Point Gap, in (mm) |
0.022 (0.559) |
Intake Valve Clearance, in (mm) |
0.015 (0.381) |
Exhaust Valve Clearance, in (mm) |
0.028 (0.711) |
Fuel Tank Capacity, gal (L) |
29.0 (110.0) |
Oil Capacity, qts (L) |
8.0 (7.6) |
Electrical System Rating, Volts |
12 |
PTO Operational Type |
Independent |
PTO Horsepower, hp (kW) |
71.0 (52.6) |
Rear PTO Speed, rpm |
540/1000 |
Mid PTO Speed, rpm |
1000 |
PTO/Engine Speed, rpm |
540/2100 |
PTO/Engine Speed, rpm |
1000/2100 |
Transmission Type |
Syncro-Range |
Gearbox Type |
8F/2R, partially synchronized |
Number of Forward Gears |
8 |
Number of Reverse Gears |
2 |
Clutch Type |
Dry disc |
Oil Capacity, qts (L) |
32.7 (30.9) |
Maximum Forward Speed, mph (kph) |
17.6 (28.3) |
Maximum Reverse Speed, mph (kph) |
6.2 (10.0) |
Transmission Type |
Powershift |
Gearbox Type |
8F/4R, full power shift |
Number of Forward Gears |
8 |
Number of Reverse Gears |
4 |
Clutch Type |
Hydraulic wet disc |
Oil Capacity, qts (L) |
44.0 (41.5) |
Maximum Forward Speed, mph (kph) |
19.5 (31.4) |
Maximum Reverse Speed, mph (kph) |
6.2 (10.0) |
Drive Wheels |
2WD 4x2 |
Steering Configuration |
Front Steer |
Steering System |
Power assist |
Brake Type |
Differential hydraulic wet disc |
Front Tire Size (Std) |
6.00x16 |
Rear Tire Size (Std) |
13.6x38 |
Front Tire Size (Opt) |
7.50x15 |
Rear Tire Size (Opt) |
15.5x38 |
Hydraulic System Type |
Closed center |
Implement Pump Flow, gpm (Lpm) |
14.0 (53.0) |
Hydraulic Pressure, Bar (psi) |
145 (2100) |
Hydraulic Fluid Capacity (Syncro-Range), gal (L) |
8.0 (30.5) |
Hydraulic Fluid Capacity (Power Shift), gal (L) |
11.0 (41.5) |
Number of Standard Remote Valves |
1 |
3-Point Hitch Category |
2 |
Wheelbase, in (mm) |
90 (2280) |
Length, in (mm) |
138.5 (2270) |
Height (Steering Wheel), in (mm) |
75.5 (1910) |
Height (Exhaust), in (mm) |
87.5 (2220) |
Overall Width, in (mm) |
89.6 (2270) |
Shipping Weight (Gas), lb (kg) |
7140 (3240) |
Shipping Weight (Diesel), lb (kg) |
7340 (3330) |
Operating Weight (Gas), lb (kg) |
7695 (3490) |
Operating Weight (Diesel), lb (kg) |
7945 (3600) |
Loader Type |
John Deere 148 |
Height (to pin), in (mm) |
126 (3200) |
Clearance with Dumped Bucket, in (mm) |
102 (2590) |
Dump Reach, in (mm) |
32 (810) |
Dump Angle, deg |
38 |
Clearance with Level Bucket, in (mm) |
121 (3070) |
Rollback Angle, deg |
11 |
Breakout Force, lb (kg) |
4700 (2130) |
Lift to Full Height (at pin), lb (kg) |
3100 (1406) |
Bucket Capacity, cu.yd (cu.m) |
0.50 (0.40) |
Bucket Width, in (mm) |
60 (1520) |
Loader Weight, lb (kg) |
1350 (612) |
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Farm Tractors Technical Specifications |