Ford 7840 Tractor (1995)

Manufacturer:Ford

Price:35,650(USD)

Series:PowerStar 40 Series

Model:7840

Equipment Type: Row-Crop Tractors

Factory:Basildon, England

Full Specifications

VARIANTS

7840S
8-speed economy
7840SL
12-speed
7840SLE
16-speed premium

NEBRASKA TRACTOR TEST 163

Description
Diesel 16-speed 4WD September 1992 - 1992, PTO performance Drawbar performance
Power at rated engine speed
90.4hp / 67.4kW
Fuel use
5.9gal/hour / 22.3l/hour
Max power
75.2hp / 56.1kW

FORD 7840 POWER

PTO (claimed)
90hp / 67.1kW
Drawbar (tested)
75.2hp / 56.1kW
PTO (tested)
90.4hp / 67.4kW

ENGINE DETAIL

Description
Ford Genesis diesel 6-cylinder 12-valve liquid-cooled
Displacement
401ci / 6.6L
Bore/Stroke
4.40x4.40inches / 112x 112mm
Compression
17.5:1
Rated RPM
2100
Idle RPM
725-2275
Firing order
1-5-3-6-2-4
Starter volts
12
Coolant capacity
21.1qts / 20.0L 22.7qts / 21.5L (cab)
Intake valve clearance
0.016inches / 0.406mm (cold)
Exhaust valve clearance
0.019inches / 0.483mm (cold)

ENGINE OIL

Oil capacity
22.1qts / 20.9L

FORD 7840 ENGINE

Description
Ford 6.6L 6-cyl diesel
Fuel tank
57.5gal / 217.6L

TRANSMISSIONS OVERVIEW

Description
8-speed constant mesh 16-speed two-speed power shift 12-speed synchronized 16-speed four-speed power shift

TRANSMISSION 1

Transmission
EconoShift
Type
constant mesh
Gears
8 forward and 2 reverse
Clutch
dry disc
Oil capacity
69.6qts / 65.9L
Description
Four gears (1-4), plus reverse, in two ranges (L/H). Optional creeper provided a third range. Tractor must be stopped and clutch used to shift gears or range. The eight-speed transmission was only used on the 7840S

SPEEDS 1

Description
With 16.9-34 rear tires

TRANSMISSION 2

Transmission
Dual Power
Type
two-speed power shift
Gears
16 forward and 4 reverse
Clutch
dry disc
Oil capacity
69.6qts / 65.9L
Description
Dual Power adds a two-speed power shift between direct drive and the lower Dual Power range to the basic eight-speed transmission. The Dual Power range is engaged by a switch on the dashboard. Dual Power was an option on the 7840S

SPEEDS 2

Description
With 16.9-34 rear tires

TRANSMISSION 3

Transmission
SynchroShift
Type
synchronized
Gears
12 forward and reverse
Clutch
dry disc
Description
Four gears (1-4) in three ranges (L/M/H) with right-hand shuttle lever. Gear shifts are synchronized. Shifts between medium and high ranges are synchronized, but the tractor should be stopped to shift to or from low range. Sychronized shuttle shifting. The 12-speed SynchroShift was standard on the 7840 SL. Dual power was an option with the SynchroShift, turning it into a 24-speed transmission

SPEEDS 3

Description
With 16.9-38 rear tires

TRANSMISSION 4

Transmission
ElectroShift/Pulse Command
Type
four-speed power shift
Gears
16 forward and reverse
Clutch
wet disc
Oil capacity
64qts / 60.6L
Description
Four power shift gears arranged in two synchronized ratio groups (1-4 and 5-8). Two synchronized ranges (low/high) and right-hand shuttle. Clutch must be used to shift range or move between the lower (1-4) and higher (5-8) gear ratio groups. Push-button power shifting between the four gears in a ratio group. Push-button de-clutching on the shuttle lever allow shifting without the foot clutch. The 16 power shift was standard on the 7840 SLE

SPEEDS 4

Description
With 16.9-38 rear tires

MECHANICAL

Chassis
4x2 2WD/4x4 MFWD 4WD (optional)
Final drives
inboard planetary
Differential lock
electro-hydraulic (SLE)
Steering
hydrostatic power
Brakes
mechanical (S)/hydraulic wet disc (SL/SLE)
Cab
Two-post foldable ROPS with flat-deck platform. Comfort Command Cab optional with air-conditioning (SL/SLE)
Transmissions
8-speed constant mesh 16-speed two-speed power shift 12-speed synchronized 16-speed four-speed power shift

HYDRAULICS

Type
open center (S/SL)/closed center load sensing (SLE)
Valves
1 to 4
Pump flow
17.4gpm / 65.9lpm 20gpm / 75.7lpm (SLE)
Steering press.
2100psi / 144.8bar

TRACTOR HITCH

Rear Type
II
Control
Position control and top-link draft sensing. Electronic lower-link sensing optional on 7840 SLE.
Rear lift (at 24
6,210lbs / 2816kg (SL) 8,240lbs / 3737kg (SL optional) 6,564lbs / 2977kg (SLE) 8,710lbs / 3950kg (SLE optional)

POWER TAKE-OFF (PTO)

Rear PTO
independent
Rear RPM
540/1000

FORD 7840 TIRES

Ag front
10.00-16
Ag rear
18.4-34

DIMENSIONS

2WD Wheelbase
106inches / 269cm
4WD Wheelbase
103inches / 261cm
Length
176inches / 447cm
Width
83inches / 210cm
2WD Clearance (front axle)
23inches / 58cm
4WD Clearance (front axle)
22inches / 55cm

FORD 7840 WEIGHT

2WD ROPS Shipping
8,076lbs / 3663kg
4WD ROPS Shipping
9,134lbs / 4143kg
2WD Cab Shipping
9,215lbs / 4179kg
4WD Cab Shipping
10,274lbs / 4660kg

FORD 7840 HEIGHT

Hood
70inches / 177cm
Cab
110inches / 279cm
Exhaust
114inches / 289cm

DIMENSIONS & TIRES

2WD Wheelbase
106inches / 269cm
4WD Wheelbase
103inches / 261cm
Weight
8076 to 10274 pounds
Front tire
10.00-16
Rear tire
18.4-34

FORD 7411 LOADER

Height (to pin)
134inches / 340cm
Clearance, dumped bucket
99inches / 251cm
Dump reach
48inches / 121cm
Breakout force (lift)
5265lbs / 2388kg
Lift to full height (at pin)
3050lbs / 1383kg

FORD 7413 LOADER

Height (to pin)
159inches / 403cm
Clearance, dumped bucket
125inches / 317cm
Dump reach
39inches / 99cm
Breakout force (lift)
6285lbs / 2850kg
Lift to full height (at pin)
3490lbs / 1583kg

7840 SERIAL NUMBERS

Location
Data plate inside hood
1991
BC68791
1992
BD02865
1993
BD35935
1994
BD65544
1995
BD98440
1996
022132B

ELECTRICAL

Ground
negative
Charging system
alternator
Charging amps
55 (ROPS)/100 (cab)
Batteries
1 (ROPS)/2 (cab)
Battery CCA
800
Battery volts
12

About Ford Tractor

The 7840 model tractor belongs to the Ford PowerStar 40 Series. The 7840 is a type of Row-Crop Tractors and that is mostly used for Agriculture Tractors production. The engine of the 7840 tractors is impressive. This configuration is more practical in the real world.

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