John Deere
4840
Farm tractor · 1978–1982 · 200 hp
John Deere4840
The John Deere 4840 is a farm tractor manufactured from 1978 to 1982. It features a 200 hp engine, and power steering. The transmission is a full power shift type with 8 forward and 4 reverse.
Engine
| Cylinders | 6 |
|---|---|
| Cooling | liquid-cooled |
| Turbocharger Status | turbocharged intercooled diesel |
| Displacement | 466 ci (7.6 L) |
| Bore | 4.56 in (116 mm) |
| Stroke | 4.75 in (121 mm) |
| Compression Ratio | 15.5 |
| Power PTO | 180.63 hp (134.7 kW) |
| Power Drawbar | 151.21 hp (112.8 kW) |
| Air Cleaner | dual paper elements |
| Starter Volts | 12 |
| Coolant Capacity | 40 qts (37.9 L) |
| Manufacturer | John Deere |
| Rated | 2,200 RPM |
| Idle | 800-2400 RPM |
| Firing Order | 1-5-3-6-2-4 |
Transmission
| Transmission Type | full power shift |
|---|---|
| Transmission Model | PowerShift |
| Gears | 8 forward and 4 reverse |
| Transmission Description | Clutchless shift-on-the-move power shift between all eight forward and four reverse gears. Inching pedal provided for hooking up implements and other precision work. |
| Oil Capacity | 80 qts (75.7 L) |
| Available Options | 8-speed full power shift |
Hydraulics
| Type | closed center |
|---|---|
| Pump Flow | 23 gpm (87.1 lpm) |
| System Capacity | 16.5 gal (62.5 L) |
PTO
| Rear Type | independent |
|---|
Hitch
| Rear Type | III/IIIN |
|---|---|
| Rear Lift | 8,295 lbs (3,762 kg) |
Dimensions
| Length | 177 in (449 cm) |
|---|---|
| Width | 96 in (243 cm) |
| Height Cab | 117 in (297 cm) |
| Wheelbase | 118.5 in (300 cm) |
| Front Tread | 58 in (147 cm) |
| Rear Tread | 60 in (152 cm) |
Weight
| Shipping | 14,900 lbs (6,758 kg) |
|---|---|
| Operating | 18,000 lbs (8,164 kg) |
| Ballasted | 20,370 lbs (9,239 kg) |
Tires & Tracks
| Front Ag | 11.00-16, 10.00-16, 14L-16.1, 16.5L-16.1, 9.50-20 |
|---|---|
| Rear Ag | 18.4-38, 24.5-32, 30.5-32, 20.8-38, 18.4-42 |
Fuel
| Capacity | 103 gal (389.9 L) |
|---|
Steering
| Type | power |
|---|
Cab
| Cab | sound-gard |
|---|
Compatible Implements
| Model | Type | Width | Min HP |
|---|---|---|---|
| Land Pride RCP3760 | Rotary Cutters | 60" | 95 hp |
| Land Pride RCPM3760 | Rotary Cutters | 60" | 95 hp |
Checked: 3-point hitch category, PTO horsepower. Not checked: PTO speed (540/1000), hydraulic flow, 3-point lift capacity, rear remotes, ballast.
These implements meet this tractor's hitch and PTO-HP requirements — this is not a full compatibility guarantee. Confirm the remaining specs with your dealer before purchasing.
Nebraska Tests
NTTLTest #1263
November 2 to 12, 1977 Power Fuel Consumption Crank shaft Barometer Air Hp Air (kW) inch Hg speed Hp.hr/gal gal/hr dry Cooling Ib/hp.hrNebraska Tractor Test
Sound
90dB(A)
NTTLTest #1263
November 2 to 12, 1977 Power Fuel Consumption Crank shaft Barometer Air Hp Air (kW) inch Hg speed Hp.hr/gal gal/hr dry Cooling Ib/hp.hrNebraska Tractor Test
Sound
90dB(A)