John Deere

John Deere 8770

The John Deere 8770 is a four-wheel drive (4WD) tractor produced from 1993 to 1996 as part of the 8070 Series. Built in Waterloo, Iowa, USA, it features a John Deere 10.1L 6-cylinder turbocharged aftercooled diesel engine producing 300 hp gross. The tractor offers multiple transmission options including 12-speed partially synchronized, 24-speed two-speed power shift, and 12-speed full power shift. It has a wheelbase of 134 inches, weighs up to 32,960 lbs, and includes advanced hydraulics and PTO capabilities. The 8770 is known for its robust mechanical features such as inboard planetary final drives, hydrostatic power steering, and hydraulic wet disc brakes, with a Sound-Gard cab as standard.

Power300 hp

Founded1993 - 1996

Model8770

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Technical Specifications

Detailed specifications and technical data for John Deere 8770

Power

PTO (tested)	259.31 hp (193.4 kW)
PTO (claimed)	256 hp (190.9 kW)
Engine (gross)	300 hp (223.7 kW)
Drawbar (tested)	242.52 hp (180.8 kW)

Tires

Ag rear	24.5R-32, 18.4R-38, 20.8R-38, 710/70R38, 18.4R-42, 20.8R-42, 18.4R-46
Ag front	24.5R-32, 18.4R-38, 20.8R-38, 710/70R38, 18.4R-42, 20.8R-42, 18.4R-46

Engine

Type	turbocharged aftercooled diesel
Cooling	liquid-cooled
Cylinders	6-cylinder
Rated RPM	2100
Air cleaner	dual paper elements with aspirator
Bore/Stroke	5.12x5.00 inches (130 x 127 mm)
Compression	15.75:1
Displacement	619 ci (10.1 L)
Manufacturer	John Deere
Oil capacity	33.8 qts (32.0 L)
Power (gross)	300 hp (223.7 kW)
Starter volts	12
Coolant capacity	58 qts (54.9 L)

Capacity

Fuel	220 gal (832.7 L)
Hydraulic system	38 gal (143.8 L)

Dimensions

Length	268.9 inches (683 cm)
Weight	32,960 lbs (14950 kg)
Rear axle	3.937 by 120 inches (99 by 3048 mm)
Wheelbase	134 inches (340 cm)
Front axle	3.937 by 120 inches (99 by 3048 mm)
Shipping weight	31,438 lbs (14260 kg)

Electrical

Ground	negative
Batteries	2
Battery CCA	925
Battery volts	12

Hydraulics

Type	closed center pressure compensated
Capacity	38 gal (143.8 L)
Pressure	2530 psi (174.4 bar)
SCV flow	33.3 gpm (126.0 lpm)
Pump flow	44.8 gpm (169.6 lpm)
Rear valves	3 to 5

Mechanical

Cab	Sound-Gard cab standard
Drive	Four-wheel drive
Brakes	Hydraulic wet discs brakes
Steering	hydrostatic power
Final drives	inboard planetary

Production

Type	Four-wheel Drive (4WD) tractor
Series	8070 Series
Built in	Waterloo, Iowa, USA
Original price	$114,945
Years produced	1993 - 1996

Transmission

Options	12-speed partially synchronized, 24-speed two-speed power shift, 12-speed full power shift
12-speed full power shift	Typefull power shift Gears12 forward and 2 reverse Clutchhydraulic wet disc TransmissionPower Shift
24-speed two-speed power shift	Typetwo-speed power shift Gears24 forward and 6 reverse NotesSix gears (1-6) in four ranges (A-D). Power shift between gear pairs 1/2, 3/4, and 5/6. Synchronized shifting between other gears and ranges. Clutchhydraulic wet disc TransmissionPowrSync
12-speed partially synchronized	Typepartially synchronized Gears12 forward and 3 reverse NotesThree synchronized gears (1-3) in four ranges (A-D). ClutchPermaClutch hydraulic wet disc TransmissionSyncro