Wikitractor

John Deere 4640

Production ended · 2WD

PTO power · claimed

155.6 hp

Weight
14,350 lb
Engines
1 Diesel
Built
no record
Price new
no record

Power

Engine185.1 hp gross
PTO155.6 hp claimed
Drawbarno record
Listed power185 hp engine basis

Engines

John Deere 7.6L 6-cyl dieselDiesel · 6 cyl466 ci
Engine details
John Deere 7.6L 6-cyl diesel
Bore × stroke
4.56 in × 4.75 in
Rated speed
2,200 rpm
Rated power
185.1 hp
Torque
530 lb·ft at 1,400 rpm
Compression
14.9:1
Aspiration
turbocharged diesel
Cooling
liquid-cooled

Transmissions

Quad-Rangepartial power shift16F / 6R
Power Shiftfull power shift8F / 4R

Weight

Weight14,350 lb shipping
Shipping14,350 lb

Dimensions

Wheelbase118.5 in
Length171.1 in
Front axle clearance26 in
Rear axle clearance28 in

Capacities

Fuel tank83 gal

Hydraulics

Systemclosed center
Pump flowno record

Hitch

Rear hitch categoryIII
Controlposition and draft control
Rear lift capacityno record

PTO

Rear PTOindependent
Rear PTO speeds1000 (1.75)
Clutchhydraulic wet disc

Chassis

Drive2WD
SteeringPower steering
BrakesHydraulic wet disc brakes
Differential lockhydro-mechanical
Final drivesplanetary
CabCab standard

Tires

Front11.00-16
Rear20.8-38

Electrical

System voltage12 V
Batteries2
Battery capacity88 Ah
Chargingalternator
Charging output88 A
Groundnegative

Production

Built byJohn Deere

Literature

  • 4040 4240 4440 4640 John Deere, 1980
  • Product Information Manual John Deere, 1977