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John Deere 770 Specifications

JD 770 Engine Technical Data

Engine Model - Yanmar 3TN82-RJX
Engine Type - Direct injection, 3-cylinder liquid cooled diesel
Number of Cylinders - 3
Displacement, cu in (L) - 83,1 (1,4)
Engine Bore, in (mm) - 3,23 (82,0)
Engine Stroke, in (mm) - 3,39 (86,0)
Aspiration - Natural
Rated Engine Power, hp (kW) - 18,0 (24,0)
Maximum Engine Power, hp (kW) - 24,6 (33,0)
Rated Engine Speed, rpm - 2600
Idle Speed, rpm - 800-2800
Compression - 18.1:1
Firing Order - 1-3-2
Combustion System - Direct Injection
Fuel Tank Capacity, gal (L) - 6,3 (23,8)
Oil Capacity, qts (L) - 4,2 (4,0)
Coolant Capacity, qts (L) - 5,1 (4,8)
Electrical System Rating, Volts - 12
Alternator Rating, Amps - 35/40
Starter Rating, kW - 1,4/2,0

John Deere 770 Power Take-Off

Rear PTO Operational Type - Transmission / Live (opt)
PTO Horsepower, hp (kW) - 20,0 (14,9)
Rear PTO Speeds, rpm - 540
Mid-PTO - Optional
Mid-PTO Speeds, rpm - 2100

John Deere 770 Transmission

Transmission Type - 8F/2R Unsynchronized sliding gear
Number of Forward Speeds - 8
Number of Reverse Speeds - 2
Clutch - Dry type
Maximum Speed (Forward), mph (kph) - 10,8 (17,4)
Transmission Oil Capacity, qts (L) - 16,0 (15,1)
Brakes - Dry shoe

John Deere 770 Wheels and Tires

Drive Wheels - 2WD/4WD
Steering Configuration - Front steer
Steering System - Manual Steering
Front Tire Size (2WD) - 6.50-10
Rear Tire Size (2WD) - 9.5-24
Front Tire Size (4WD) - 6.00-12
Rear Tire Size (4WD) - 12.4-16

Hydraulic System and Hitch

Hydraulic System Type - Open center
Total Pump Flow, gpm (Lpm) - 5,6 (21,2)
Hydraulic Pressure, Bar (psi) - 141 (2050)
Hydraulic System Capacity, gal (L) - 4,0 (15,1)
3-Point Hitch Category - 1
Standard Lift Capacity at lift pin, lb (kg) - 815 (370)

JD 770 Dimensions and Weight

Wheelbase, in (mm) - 61 (1540)
Length, in (mm) - 87,8 (2230)
Height (Hood), in (mm) - 48,1 (1220)
Height (ROPS), in (mm) - 79 (2000)
Overall Width, in (mm) - 53,8 (1360)
Ground Clearance, in (mm) - 12 (300)
Front Tread, in (mm) - 37,5 (950)
Rear Tread, in (mm) - 40 (1010)
Weight (2WD), lb (kg) - 1930 (875)
Weight (4WD), lb (kg) - 2105 (955)

John Deere 770 Attachments

60-in Mower Deck

Mower Deck Type - Mid-mount
Number of Blades - 3
Cutting width, in (mm) - 60 (1520)
Belt - Shaft-drive
Overall width, in (mm) - 72,5 (1840)
Cutting height, in (mm) - 1,0-8,75 inch (20-220)
Lifting - Hydraulic

Front End Loader

Loader Model - John Deere 70
Height (to pin), in (mm) - 77,3 (1960)
Clearance, dumped bucket, in (mm) - 62 (1570)
Dump reach, in (mm) - 27 (680)
Dump angle, degrees - 45
Clearance, level bucket, in (mm) - 73.8 (1870)
Reach at ground, in (mm) - 49,8 (1260)
Rollback angle, degrees - 22
Breakout force (lift), lb (kg) - 1300 (589)
Breakout force (bucket), lb (kg) - 1570 (712)
Lift to full height (at pin), lb (kg) - 700 (317)
Bucket width, in (mm) - 48 (1210)
Bucket width, in (mm) - 54 (1370)
Bucket width, in (mm) - 60 (1520)

Backhoe

Backhoe Model - John Deere 7
2-Foot flat digging depth, in (mm) - 90 (2280)
Reach from pivot, in (mm) - 114 (2890)
Loading height, in (mm) - 70 (1770)
Bucket force, lb (kg) - 1945 (882)
Dipperstick force, lb (kg) - 1095 (496)
Weight, lb (kg) - 787 (356)

JOHN DEERE TRACTORS ATTACHMENTS
1023E	2025R	2210	2520	3032E
3046R	3520	4066R	4105	4200
4320	4400	4520	4600	4720
430	420	455	X300	X350
X485	X500	X590	X700	X738

JOHN DEERE TRACTORS TROUBLESHOOTING
2640	3040	3310	3650	4100
5050D	5090R	5410	6105R	7200R
E130	L111	LA110	LT155	X300R