John Deere 8640 specifications

John Deere 8640

Construction years:

1979 - 1982   Iron Horses Series

Tractor type:

Four-wheel Drive (4WD) tractor
John Deere 8640 Production
Production

Manufacturer: John Deere

Factory: Waterloo, Iowa, USA

Distributor: -

John Deere 8640 3-Point Hitch
3-Point Hitch

Rear Type: III/IIIN

Rear lift: -

Control: -

Rear lift (at ends): -

Rear lift (at 24"/610mm): -

Front Hitch: -

Front lift (at ends): -

Drawbar: -

John Deere 8640 Attachments
Attachments

Height (to pin): -

Dump angle: -

Rollback angle: -

Breakout force (lift): -

Lift to full height (at pin): -

Lift to full height (at 800mm): -

Loader type: -

Clearance, dumped bucket: -

Reach at ground: -

Dump reach: -

Breakout force (bucket): -

Bucket width: -

Raise time to height: -

Bucket dump time: -

Lowering time: -

Rollback time: -

John Deere 8640 Battery
Battery

Number: 2

Cold-cranking amps: 975

Volts: 6

Amp-hours: -

John Deere 8640 Capacity
Capacity

Fuel: 214 gal

Hydraulic system: 41 gal

John Deere 8640 Dimensions & Tires
Dimensions & Tires

Ag front: 18.4-34

Ag rear: 18.4-34

Weight (shipping): -

Wheelbase: 125 inches

Clearance front: -

4WD turn radius: -

Weight (ballasted): -

Length: 223.5 inches

Height (hood): 87.1 inches

Ground clearance: 18.4 inches

Rear tread: 63 to 130 inches

Front tread: 63 to 130 inches

2WD turn radius: -

Width: -

Standard tires (ag): -

Height (cab): 122.9 inches

Max weight: -

Front axle: -

Rear axle: -

John Deere 8640 Electrical
Electrical

Ground: negative

Charging system: alternator

Charging amps: 90

Battery volts: -

John Deere 8640 Engine
Engine

Bore/Stroke: 4.56x5.06 inches

Compression: 16.5:1

Cooling: -

Cylinders: -

Displacement: 496 ci

Fuel: -

Rated RPMs: 2100

Power: 275 hp

Torque: -

Torque RPM: -

Emissions: -

Emission control: -

Maximum power: -

Fuel system: -

Pre-heating: -

Compression: -

Starter: -

Starter volts: 12

John Deere 8640 Mechanical
Mechanical

Chassis: 4x4 articulated 4WD

Steering: articulated power

Brakes: hydraulic wet disc

Cab: Cab standard

Differential lock: hydraulic front and rear

Transmission: 16-speed full power shift

Pump flow: 33 gpm

Final drives: -

John Deere 8640 Power Take-off (PTO)
Power Take-off (PTO)

Rear PTO: independent

Rear RPM: 1000

Gear Rear PTO: -

Hydro Rear PTO: -

Mid PTO: -

Mid RPM: -

Clutch: -

Engine RPM: -

Front PTO: -

Front RPM: -

John Deere 8640 Hydraulics
Hydraulics

Type: closed center

Pressure: -

Valves: 2

Total Flow: -

Steering Press: -

Capacity: 41 gal

Pump flow: 33 gpm

SVC flow: -

John Deere 8640 Transmission
Transmission

Gears: 16 forward and 6 reverse

Type: John Deere Quad-Range

Oil Capacity: 164 qts

Name: John Deere PowerShift

Clutch: -

John Deere 8640 Power
Power

Engine: 275 hp

PTO (Claimed): 225 hp

Engine (gross): -

Drawbar (tested): 203.34 hp

Engine (net): -

Gear PTO (Claimed): -

Hydro PTO (Claimed): -