RK Tractors RK37H VS David Brown 1690 specs comparison

RK Tractors RK37H

General Infos

Make	RK Tractors
Model	RK37H
Country	United states
Production	From 2017
Price	-
Tractor type	Compact Utility tractor
Fuel	diesel
Service repair manual	RK Tractors RK37H Manual

Dimensions, sizes and tires

AG front tires	7-16
AG rear tires	11.2x24
Lawn front tires	28x8.5-15
Lawn rear tires	28x8.5-15
Indus front tires	10-16.5
Indus rear tires	43x16-20
Weight	3106 lbs or 1408 kg
Length	126 inches [320 cm]
Width	53.5 inches [135 cm]
Height	94.5 inches [240 cm]
Wheelbase	66.1 inches [167 cm]
Ground clearance	12.8 inches [32 cm]
Turning radius	-
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	100.2 ci or 1.6 L
Cylinders	3 cylinders
Engine power	37.4 hp or 27.9 kW
Engine RPM	3000 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	common rail direct injection
Fuel tank size	9 gal or 34.1 L
Oil capacity	-
Oil change	-
Starter motor	electric
Starter volts	12 V
Parts And Accessories	RK Tractors RK37H Parts

Electrical and battery specs

Batteries number	1
Batteries voltage	12 V
Battries Amps	-
Cold Amps	-
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	55 amps

Clutch and gearbox specs

Trans system	-
Trans type	hydrostatic
Trans gears	infinite (3-range) forward and reverse
Clutch system	-

Cabine and mechanical specs

Wheel drive	4x4 MFWD 4WD
Final drive	-
Steering	power
Braking system	wet disc
Cabin type	Two-post ROPS
Differentiel lock	-

Hydraulics specifications

System	-
Valves	1
Pump flow	6.4 gpm or 24.2 lpm
SVC flow	-
Steering flow	4.6 gpm or 17.4 lpm
Tank capacity	-
Hydraulic pressure	-
Max flow	11 gpm or 41.6 lpm

Drawbar specifications

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

Power take-off (PTO) specs

Claimed power	28.8 hp or 21.5 kW
Real power	-
Engine @RPM	-
PTO Clutch	electro-hydraulic
Rear PTO	independent
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	Optional
Mid PTO RPM	-
Fuel consumption	-

3 point hitch specifiations

Hitch system	position control
Rear hitch	I
Rear hitch lift	2646 lbs or 1200 kg
Front hitch	-
Front hitch lift	-

David Brown 1690

General Infos

Make	David Brown
Model	1690
Country	United states
Production	From 1980  Until 1984
Price	30,000  USD
Tractor type	Utility tractor
Fuel	diesel
Service repair manual	David Brown 1690 Manual

Dimensions, sizes and tires

AG front tires	10.00-16
AG rear tires	18.4-34
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	8755 lbs or 3971 kg
Length	-
Width	-
Height	-
Wheelbase	100.5 inches [255 cm]
Ground clearance	-
Turning radius	-
Rear tread size	60.75 to 85 inches
Front tread size	59 to 71 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	329 ci or 5.4 L
Cylinders	6 cylinders
Engine power	-
Engine RPM	2200 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	26 gal or 98.4 L
Oil capacity	-
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	David Brown 1690 Parts

Electrical and battery specs

Batteries number	-
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	partial power shift
Trans gears	12 forward and 4 reverse
Clutch system	hydraulic dry disc

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	hydrostatic power
Braking system	hydraulic wet disc
Cabin type	Two-post ROPS
Differentiel lock	-

Hydraulics specifications

System	open center
Valves	-
Pump flow	20 gpm or 75.7 lpm
SVC flow	-
Steering flow	-
Tank capacity	-
Hydraulic pressure	-
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	72.55 hp or 54.1 kW
Fuel consumption	5.5 gal/hour or 20.8 l/hour
Pulling power	10536 lbs or 4779 kg

Power take-off (PTO) specs

Claimed power	90 hp or 67.1 kW
Real power	87.76 hp or 65.4 kW
Engine @RPM	-
PTO Clutch	-
Rear PTO	independent
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	5.5 gal/hour or 20.8 l/hour

3 point hitch specifiations

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

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