Diesel PowrQuad 4WD May 19 - June 4, 1993 Link: OCED Tractor Test 1668 file PTO performance Drawbar performance
Max power
131.99hp / 98.4kW
Fuel use
8.7gal/hour / 32.9l/hour
Power at rated engine speed
147.08hp / 109.7kW
Max pull
19,052lbs / 8641kg
OCED TRACTOR TEST 1669 2
Description
Diesel power shift 4WD May 6 - July 19, 1993 Link: OCED Tractor Test 1669 file PTO performance Drawbar performance Gear 9 used for power test Gear 5 used for pull test
Max power
124.12hp / 92.6kW
Fuel use
8.5gal/hour / 32.2l/hour
Power at rated engine speed
146.73hp / 109.4kW
Max pull
18,921lbs / 8582kg
JOHN DEERE 7800 POWER
Engine (net)
170hp / 126.8kW
PTO (claimed)
145hp / 108.1kW
Drawbar (tested)
131.99hp / 98.4kW
PTO (tested)
158.97hp / 118.5kW
ENGINE DETAIL
Description
John Deere turbocharged diesel 6-cylinder liquid-cooled
Displacement
466ci / 7.6L
Bore/Stroke
4.5625x4.75inches / 116x 121mm
Rated Power (ECE R24)
170hp / 126.8kW
Air cleaner
dual dry element
Compression
15.5:1
Rated RPM
2100
Firing order
1-5-3-6-2-4
Starter volts
12
Coolant capacity
27.5qts / 26.0L
JOHN DEERE 7800 ENGINE
Description
John Deere 7.6L 6-cyl diesel
TRANSMISSIONS OVERVIEW
Description
16-speed partial power shift 19-speed full power shift
TRANSMISSION 1
Transmission
John Deere PowrQuad
Type
partial power shift
Gears
16 forward and 12 reverse
Clutch
wet disc
Description
The PowrQuad was the standard transmission on the Deere 7800. It consists of four speeds (1-4) in four ranges (A-D)
TRANSMISSION 2
Transmission
John Deere PowerShift
Type
full power shift
Gears
19 forward and 7 reverse
Clutch
wet disc
MECHANICAL
Chassis
4x2 2WD/4x4 MFWD 4WD
Final drives
inboard planetary
Differential lock
electro-hydraulic rear
Steering
power
Brakes
differential hydraulic wet disc
Cab
ComfortGard cab standard with air-conditioning
Transmissions
16-speed partial power shift 19-speed full power shift
CAPACITY
Fuel
91gal / 344.4L
Hydraulic system
22.9gal / 86.7L
HYDRAULICS
Type
closed center
Capacity
22.9gal / 86.7L
Pressure
2900psi / 200.0bar
Valves
2 to 3
SCV flow
25.4gpm / 96.1lpm
TRACTOR HITCH
Rear Type
IIIN/II
Control
position and draft control
Rear lift
8925lbs / 4048kg 10050lbs / 4558kg with four-wheel drive
POWER TAKE-OFF (PTO)
Rear PTO
independent
Rear RPM
540/1000
DIMENSIONS
2WD Wheelbase
114.4inches / 290cm
4WD Wheelbase
110.2inches / 279cm
Length
187.2inches / 475cm
Height (cab)
118.4inches / 300cm
Shiping weight
13,910lbs / 6309kg
Operating weight
15,560lbs / 7058kg (4WD)
Rear axle
Rack-and-pinion: 3.62 by 118inches / 91by 2997mm
Rear tread
60 to 108.3inches / 152to 275cm
DIMENSIONS & TIRES
2WD Wheelbase
114.4inches / 290cm
4WD Wheelbase
110.2inches / 279cm
Weight
13910 to 15560 pounds
JOHN DEERE 725 LOADER
Height (to pin)
162inches / 411cm
Rollback angle
12°
Breakout force (lift)
6209lbs / 2816kg
Lift to full height (at pin)
4677lbs / 2121kg
JOHN DEERE 740 LOADER
Height (to pin)
164inches / 416cm
Rollback angle
19°
Breakout force (lift)
6021lbs / 2731kg
Lift to full height (at pin)
3965lbs / 1798kg
7800 SERIAL NUMBERS
Location
Serial number tag on the right side of the 7800 tractor frame, above the front axle
1993
2329
1994
5701
1995
10495
1996
15001
ELECTRICAL
Ground
negative
Charging system
alternator
Charging amps
140
Battery volts
12
About John Deere Tractor
The 7800 model tractor is one of John Deere's 9R line of tractors. The 7800 is a Row-Crop Tractors type, that is used mostly in the Agriculture Tractors. A engine runs the 7800 tractor. This setup improves usability in the real world scenario.