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John Deere 4850

John Deere 4850 tractor
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The John Deere 4850 is a row-crop tractor produced from 1983 to 1988 as part of the 50 Series. It features a powerful 7.6L 6-cylinder intercooled turbocharged diesel engine delivering 207.9 hp, with a 15-speed full power shift transmission. Available in two- or four-wheel drive, it includes hydraulic wet disc brakes, power steering, and a Sound-Gard cab. The tractor has a fuel capacity of 102 gallons and a hydraulic system capacity varying by drive type. It supports a category III rear hitch with a lift capacity of 9,599 lbs and an independent 1000 RPM rear PTO. Dimensions vary between 2WD and 4WD models, with a wheelbase around 118 inches and operating weight up to 18,720 lbs. The 4850 supports front-end loader attachments with significant lift and breakout forces, making it versatile for various farm tasks.
John Deere 4850tractorspecificationsenginetransmissionpowerdimensionshydraulicsattachmentsfarm tractor
Power207 hp
Founded1983 - 1988
Model4850

Technical Specifications

Detailed specifications and technical data for John Deere 4850

Power

Engine:207.9 hp (155.0 kW)
PTO (tested):192.99 hp (143.9 kW)
PTO (claimed):190 hp (141.7 kW)
Drawbar (tested):164.73 hp (122.8 kW)
Drawbar (claimed):162 hp (120.8 kW)

Tires

Ag rear:18.4-38, 18.4R38, 20.8R38, 18.4-42, 18.4R42
2WD Standard tires (ag):Front: 11.00-16. Rear: 20.8-38
4WD Standard tires (ag):Front: 18.4-26. Rear: 20.8-38

Engine

Power:207.9 hp (155.0 kW)
Detail:intercooled turbocharged diesel, 6-cylinder, liquid-cooled
Rated RPM:2200
Air cleaner:dry
Bore/Stroke:4.56x4.75 inches (116 x 121 mm)
Compression:15:1
Displacement:466 ci (7.6 L)
Engine model:John Deere 7.6L 6-cyl diesel
Firing order:1-5-3-6-2-4
Oil capacity:21 qts (19.9 L)
Starter volts:12
Coolant capacity:32 qts (30.3 L)

Capacity

Fuel:102 gal (386.1 L)
Hydraulic system:18.6 gal (2WD) (70.4 L), 21.6 gal (4WD) (81.8 L)

Dimensions

Width:118 inches (standard axle) (299 cm), 85 inches (optional axle) (215 cm), 108 inches (optional axle) (274 cm)
Height:117.8 inches (299 cm)
Length:179.7 inches (2WD) (456 cm), 184.8 inches (4WD) (469 cm)
2WD Wheelbase:118.5 inches (300 cm)
4WD Wheelbase:117.1 inches (297 cm)
Shipping weight:17,457 lbs (7918 kg)
Ground clearance:14.92 inches (37 cm)
Operating weight:18,720 lbs (2WD) (8491 kg)
Rack-and-pinion rear axle:3.94 by 96 inches (100 by 2438 mm), 3.94 by 108 inches (100 by 2743 mm), 3.94 by 118 inches (100 by 2997 mm)

Electrical

Ground:negative
Batteries:2
Battery volts:6, 12 Optional
Charging amps:90
Charging system:alternator

Hydraulics

Type:closed center
Valves:2 or 3
Capacity:18.6 gal (2WD) (70.4 L), 21.6 gal (4WD) (81.8 L)
Pressure:2277 psi (157.0 bar)
Pump flow:29.5 gpm (111.7 lpm)

Mechanical

Cab:Sound-Gard cab standard. Optional four-post Roll-Gard ROPS.
Drive:Two- or four-wheel drive
Brakes:Hydraulic wet disc brakes
Final drives:inboard planetary
Power steering:Yes
Differential lock:hydraulic rear

Production

Type:Row-Crop tractor
Series:50 Series
Built in:Waterloo, Iowa, USA
Original price:$70,800 (1983 2WD), $81,605 (1983 4WD)
Years produced:1983 - 1988

Attachments

Weight:2795 lbs (1267 kg)
Dump angle:44°
Bucket width:85 inches (215 cm), 97 inches (246 cm)
Boom cylinder:3.5 inches (8 cm)
Lift capacity:3718 lbs lift (full at pin) (1686 kg)
Breakout force:5126 lbs breakout (2325 kg)
Reach (dumped):26 inches (66 cm)
Rollback angle:41°
Bucket cylinder:3.125 inches (7 cm)
Height (at pin):178 inches (452 cm)
front-end loader:280 Loader
Clearance (level):173 inches (439 cm)
Clearance (dumped):152 inches (386 cm)

Transmission

Note:Full (clutchless) power shift can be made between gears, forward and reverse.
Type:full power shift
Gears:15 forward and 4 reverse
Clutch:Perma-Clutch wet disc
Oil capacity:74.4 qts (2WD) (70.4 L), 86.4 qts (4WD) (81.8 L)
Transmission:John Deere Power Shift

Tractor hitch

Control:lower-link draft sensing
Rear Type:III
Rear lift:9,599 lbs (4354 kg)

Power Take-off (PTO)

Clutch:hydraulic wet disc
Rear PTO:independent
Engine RPM:1000@2200
Rear PTO Type:1000

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