Tractorpedia.com

New Holland 7840

New Holland 7840 tractor
View Images
The New Holland 7840 is a row-crop tractor produced from 1996 to 1998 as part of the PowerStar 40 Series. It is built in Basildon, England and shares the same model as the Ford 7840. It features a Ford Genesis 6.6L 6-cylinder diesel engine, multiple transmission options including an 8-speed constant mesh and 16-speed power shift, and offers 90 hp PTO power. The tractor is available in 2WD and optional 4WD configurations with various mechanical and hydraulic features. It supports rear PTO with 540/1000 rpm and has a range of attachments including Ford 7411 and 7413 loaders. The 7840 is designed for row-crop farming with a comfortable cab option and foldable ROPS for safety.
New Holland 7840tractorspecificationsenginetransmissiondimensionshydraulicsattachmentsrow-crop tractor
Power100 hp[P]
Founded1996 - 1998
Model7840

Technical Specifications

Detailed specifications and technical data for New Holland 7840

Power

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

Engine

Type:diesel
Cooling:liquid-cooled
Idle RPM:725-2275
Cylinders:6-cylinder 12-valve
Rated RPM:2100
Bore/Stroke:4.40x4.40 inches (112 x 112 mm)
Displacement:401 ci (6.6 L)
Engine model:Ford Genesis
Firing order:1-5-3-6-2-4
Starter volts:12
Coolant capacity:21.1 qts (20.0 L), 22.7 qts (cab) (21.5 L)
Compression ratio:17.5:1
Fuel tank capacity:57.5 gal (217.6 L)
Engine oil capacity:22.1 qts (20.9 L)
Intake valve clearance:0.016 inches (cold) (0.406 mm)
Exhaust valve clearance:0.019 inches (cold) (0.483 mm)

Height

Cab:110 inches (279 cm)
Hood:70 inches (177 cm)
Exhaust:114 inches (289 cm)

Weight

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

Overview

Note:The New Holland model 7840 is the same as the Ford 7840. The following data is from the 7840 listing.
Series:PowerStar 40 Series
Built in:Basildon, England
Category:Row-Crop tractor
Original price:$35,650 (1996)
Production years:1996 - 1998

Electrical

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

Hydraulics

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

Mechanical

ROPS:Two-post foldable ROPS with flat-deck platform. Comfort Command Cab optional with air-conditioning (SL/SLE).
Drive:4x2 2WD, 4x4 MFWD 4WD (optional)
Brakes:mechanical (S), hydraulic wet disc (SL/SLE)
Final drives:inboard planetary
Power steering:yes
Differential lock:electro-hydraulic (SLE)

Attachments

Ford 7411 Loader

Breakout:5265 lbs (2388 kg)
Reach (dumped):48 inches (121 cm)
Height (at pin):134 inches (340 cm)
Clearance (dumped):99 inches (251 cm)
Lift (full at pin):3050 lbs (1383 kg)

Ford 7413 Loader

Breakout:6285 lbs (2850 kg)
Reach (dumped):39 inches (99 cm)
Height (at pin):159 inches (403 cm)
Clearance (dumped):125 inches (317 cm)
Lift (full at pin):3490 lbs (1583 kg)
Attachment overview:Ford 7411 loader, Ford 7413 loader

Transmission

Type:constant mesh
Gears:8 forward and 2 reverse
Notes: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.
Clutch:dry disc
Oil capacity:69.6 qts (65.9 L)
Transmission:EconoShift
Transmission options:8-speed constant mesh, 16-speed two-speed power shift, 12-speed synchronized, 16-speed four-speed power shift

Tractor hitch

Control:Position control and top-link draft sensing. Electronic lower-link sensing optional on 7840 SLE.
Rear Type:II
Rear lift (at 24"/610mm):6,210 lbs (SL) (2816 kg), 8,240 lbs (SL optional) (3737 kg), 6,564 lbs (SLE) (2977 kg), 8,710 lbs (SLE optional) (3950 kg)

Serial Numbers

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

Dimensions & Tires

Width:83 inches (210 cm)
Length:176 inches (447 cm)
Weight:8076 to 10274 pounds
Rear tire:18.4-34
Front tire:10.00-16
2WD Wheelbase:106 inches (269 cm)
4WD Wheelbase:103 inches (261 cm)
2WD Clearance (front axle):23 inches (58 cm)
4WD Clearance (front axle):22 inches (55 cm)

Power Take-off (PTO)

Rear PTO:independent
Rear PTO Type:540/1000