John Deere 4850 VS Memo M451 specs comparison

John Deere 4850

General Infos

Make	John Deere
Model	4850
Country	United states
Production	From 1983  Until 1988
Price	71,000  USD
Tractor type	Row Crop tractor
Fuel	diesel
Service repair manual	John Deere 4850 Manual

Dimensions, sizes and tires

AG front tires	11.00-16
AG rear tires	20.8-38
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	17,457 lbs or 7918 kg
Length	179.7 inches [456 cm] (2WD)
Width	118 inches [299 cm] (standard axle)
Height	117.8 inches [299 cm]
Wheelbase	118.5 inches [300 cm] (2WD)
Ground clearance	14.92 inches [37 cm]
Turning radius	-
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	466 ci or 7.6 L
Cylinders	6 cylinders
Engine power	-
Engine RPM	2200 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	102 gal or 386.1 L
Oil capacity	21 qts or 19.9 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	John Deere 4850 Parts

Electrical and battery specs

Batteries number	2
Batteries voltage	6 V
Battries Amps	-
Cold Amps	-
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	90 amps

Clutch and gearbox specs

Trans system	John Deere Power Shift
Trans type	full power shift
Trans gears	15 forward and 4 reverse
Clutch system	Perma-Clutch wet disc

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	hydrostatic power
Braking system	hydraulic wet disc
Cabin type	Sound-Gard cab standard
Differentiel lock	-

Hydraulics specifications

System	closed center
Valves	2 or 3
Pump flow	29.5 gpm or 111.7 lpm
SVC flow	-
Steering flow	-
Tank capacity	18.6 gal or 70.4 L
Hydraulic pressure	2277 psi or 157.0 bar
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	162 hp or 120.8 kW
Drawbar horsepower	164.73 hp or 122.8 kW
Fuel consumption	11.0 gal/hour or 41.6 l/hour
Pulling power	18,789 lbs or 8522 kg

Power take-off (PTO) specs

Claimed power	190 hp or 141.7 kW
Real power	192.99 hp or 143.9 kW
Engine @RPM	1000@2200 (rpm)
PTO Clutch	-
Rear PTO	independent
Rear PTO RPM	1000 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	11.0 gal/hour or 41.6 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	3/3N
Rear hitch lift	9,599 lbs or 4354 kg
Front hitch	-
Front hitch lift	-

Memo M451

General Infos

Make	Memo
Model	M451
Country	Germany
Production	From 1987  Until 1988
Price	-
Tractor type	Utility tractor
Fuel	diesel
Service repair manual	Memo M451 Manual

Dimensions, sizes and tires

AG front tires	7.5x16
AG rear tires	14.9x28
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	7714 lbs or 3499 kg
Length	136.6 inches [346 cm]
Width	69.3 inches [176 cm]
Height	-
Wheelbase	78.7 inches [199 cm]
Ground clearance	-
Turning radius	-
Rear tread size	50 to 67.7 inches
Front tread size	52 to 71.7 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	172.45 ci or 2.8 L
Cylinders	3 cylinders
Engine power	45 hp or 33.6 kW
Engine RPM	2300 (rpm)
Torque	121.5 lb-ft or 164.8 Nm
Torque RPM	1500 (rpm)
Fuel type	diesel
Fuel injection	-
Fuel tank size	18.5 gal or 70.0 L
Oil capacity	9.5 qts or 9.0 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	Memo M451 Parts

Electrical and battery specs

Batteries number	-
Batteries voltage	12 V
Battries Amps	-
Cold Amps	-
Ground force	-
Charging system	alternator
Charging Volts	-
Charging Amps	28 amps

Clutch and gearbox specs

Trans system	-
Trans type	gear
Trans gears	8 forward and 2 reverse
Clutch system	dry disc

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	power
Braking system	mechanical drum
Cabin type	Open operator station
Differentiel lock	mechanical rear

Hydraulics specifications

System	open center
Valves	up to 3
Pump flow	9.72 gpm or 36.8 lpm
SVC flow	-
Steering flow	-
Tank capacity	2.6 gal or 9.8 L
Hydraulic pressure	2500 psi or 172.4 bar
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	-
Fuel consumption	-
Pulling power	-

Power take-off (PTO) specs

Claimed power	-
Real power	-
Engine @RPM	540@2077 (rpm)
PTO Clutch	-
Rear PTO	live
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	-

3 point hitch specifiations

Hitch system	-
Rear hitch	I
Rear hitch lift	3600 lbs or 1632 kg
Front hitch	-
Front hitch lift	-

Add a tractor