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John Deere 856

The John Deere 856 is a lawn tractor produced from 1986 to 1998, built in Horicon, Wisconsin, USA. It features a 24HP Yanmar 994cc 3-cylinder liquid-cooled diesel engine with indirect injection and a shaft-driven hydrostatic transmission with infinite forward and reverse speeds. The tractor offers two- or four-wheel drive options, planetary final drives, power steering, wet disc brakes, and a two-post ROPS. It has a fuel capacity of 4.33 gallons and a hydraulic system capacity of 4.5 gallons with an open center type hydraulic system operating at 2050 psi pressure. The tractor hitch is type I with rear lift capacities of 1686 lbs at ends and 841 lbs at 24 inches. The PTO includes independent rear and mid PTOs with hydraulic disc clutch. Dimensions include a wheelbase of 86.7 inches, length of 110.3 inches, and weight of 1800 lbs. Tires are sized 23x8.50-12 front and 33x12.50-15 rear. Electrical system features a 12-volt battery with 35 amp alternator charging. The serial number plate is located on the rear below the PTO shaft.
John Deere 856lawn tractorYanmar diesel enginehydrostatic transmissiontractor specifications24HP1986-1998
Power24 hp
Founded-
Model856

Technical Specifications

Detailed specifications and technical data for John Deere 856

Engine

Type:diesel
Cooling:liquid-cooled
Starter:electric
Cylinders:3-cylinder
Rated RPM:3200
Air cleaner:dry
Fuel system:indirect injection
Displacement:994 cc (60.7 ci)
Manufacturer:Yanmar
Oil capacity:3.3 qts (3.1 L)
Operating RPM:1450-3425
Power (gross):24 hp (17.9 kW)
Starter volts:12
Coolant capacity:4 qts (3.8 L)

Capacity

Fuel:4.33 gal (16.4 L)
Hydraulic system:4.5 gal (17.0 L)

Overview

Built in:Horicon, Wisconsin, USA
Category:Lawn tractor
Production years:1986 - 1998

Electrical

Ground:negative
Battery CCA:491
Battery volts:12
Charging amps:35
Charging system:alternator

Hydraulics

Type:open center
Capacity:4.5 gal (17.0 L)
Pressure:2050 psi (141.3 bar)
Pump flow:5.6 gpm (21.2 lpm)

Mechanical

ROPS:Two-post ROPS
Drive:Two- or four-wheel drive
Brakes:Wet disc brakes
Final drives:planetary
Power steering:yes

References

Operator's Manual:756 and 856 Turf Mower Tractor Unit (OM-M72247) published in 1986 (Publication contains known errors)

Transmission

Type:shaft-driven hydrostatic
Gears:infinite forward and reverse (2-range)
Oil capacity:18 qts (17.0 L)

Tractor hitch

Rear Type:I
Rear lift (at ends):1686 lbs (764 kg)
Rear lift (at 24"/610mm):841 lbs (381 kg)

Serial Numbers

Location:Serial number plate on the rear of the tractor, below the PTO shaft.

Dimensions & Tires

Length:110.3 inches (280 cm)
Weight:1800 lbs (816 kg)
Rear tire:33x12.50-15
Wheelbase:86.7 inches (220 cm)
Front tire:23x8.50-12
Rear tread:34 to 40.1 inches (86 to 101 cm)
Front tread:36.9 inches (93 cm)
Height (ROPS):75.6 inches (192 cm)
Height (hood):52.3 inches (132 cm)
2WD Clearance (front axle):12.7 inches (32 cm)

Power Take-off (PTO)

Clutch:hydraulic disc
Mid PTO:independent
Rear PTO:independent
Mid PTO Type:2100
Rear PTO Type:540 (1.375)

Related Models

John Deere 855

Model:855