Gravely 8121 VS John Deere 445 specs comparison

Gravely 8121

General Infos

Make	Gravely
Model	8121
Country	England
Production	From 1978
Price	-
Tractor type	-
Fuel	-
Service repair manual	Gravely 8121 Manual

Dimensions, sizes and tires

AG front tires	-
AG rear tires	-
Lawn front tires	16x7.50-8
Lawn rear tires	16x7.50-8
Indus front tires	-
Indus rear tires	-
Weight	-
Length	-
Width	-
Height	-
Wheelbase	-
Ground clearance	-
Turning radius	-
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	476 cc or 29.07 ci
Cylinders	1 cylinders
Engine power	-
Engine RPM	-
Torque	-
Torque RPM	-
Fuel type	-
Fuel injection	-
Fuel tank size	5.3 gal 20.1 L
Oil capacity	2 qts 1.9 L
Oil change	-
Starter motor	electric
Starter volts	12 V
Parts And Accessories	Gravely 8121 Parts

Electrical and battery specs

Batteries number	1
Batteries voltage	12 V
Battries Amps	-
Cold Amps	-
Ground force	negative
Charging system	-
Charging Volts	-
Charging Amps	-

Clutch and gearbox specs

Trans system	-
Trans type	shaft-driven gear
Trans gears	8 forward and 4 reverse
Clutch system	-

Cabine and mechanical specs

Wheel drive	-
Final drive	-
Steering	manual
Braking system	mechanical band
Cabin type	Open operator station
Differentiel lock	-

Hydraulics specifications

System	-
Valves	-
Pump flow	-
SVC flow	-
Steering flow	-
Tank capacity	-
Hydraulic pressure	-
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	-
PTO Clutch	mechanical
Rear PTO	-
Rear PTO RPM	-
Front PTO	-
Front PTO RPM	-
Mid PTO	independent
Mid PTO RPM	-
Fuel consumption	-

3 point hitch specifiations

Hitch system	-
Rear hitch	-
Rear hitch lift	-
Front hitch	-
Front hitch lift	-

John Deere 445

General Infos

Make	John Deere
Model	445
Country	United states
Production	From 1992  Until 2001
Price	-
Tractor type	-
Fuel	-
Service repair manual	John Deere 445 Manual

Dimensions, sizes and tires

AG front tires	-
AG rear tires	-
Lawn front tires	18x8.50-8
Lawn rear tires	18x8.50-8
Indus front tires	-
Indus rear tires	-
Weight	815 lbs 369 kg
Length	75 inches 190 cm
Width	48 inches 121 cm
Height	51.2 inches 130 cm
Wheelbase	50.4 inches 128 cm
Ground clearance	-
Turning radius	-
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	617 cc or 37.7 ci
Cylinders	2 cylinders
Engine power	-
Engine RPM	3550 (rpm)
Torque	-
Torque RPM	-
Fuel type	-
Fuel injection	electronic fuel injection
Fuel tank size	6.5 gal 24.6 L
Oil capacity	1.6 qts 1.5 L
Oil change	-
Starter motor	electric
Starter volts	12 V
Parts And Accessories	John Deere 445 Parts

Electrical and battery specs

Batteries number	1
Batteries voltage	12 V
Battries Amps	-
Cold Amps	340
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	20 amps

Clutch and gearbox specs

Trans system	Tuff Torq K91
Trans type	shaft-driven hydrostatic
Trans gears	infinite forward and reverse
Clutch system	-

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	power
Braking system	wet disc
Cabin type	Open operator station
Differentiel lock	-

Hydraulics specifications

System	-
Valves	-
Pump flow	-
SVC flow	-
Steering flow	-
Tank capacity	-
Hydraulic pressure	-
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	-
PTO Clutch	hydraulic
Rear PTO	independent
Rear PTO RPM	540 (rpm)
Front PTO	independent
Front PTO RPM	2000 (rpm)
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	-

3 point hitch specifiations

Hitch system	-
Rear hitch	-
Rear hitch lift	-
Front hitch	-
Front hitch lift	-

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