Chamberlain

Chamberlain 4490

The Chamberlain 4490 is a row-crop tractor produced from 1985 to 1986 as part of the 90 Series. Manufactured by Chamberlain, a part of John Deere, it was built in Welshpool, Australia with a total production of 250 units. It features a John Deere 7.6L 6-cylinder turbocharged diesel engine delivering 137 hp (102.2 kW) net power. The tractor offers a 12-speed partial power shift transmission with a Hi-Lo feature and hydraulic wet disc brakes. It is available in 2WD and optional 4WD configurations, with a hydrostatic power steering system and a cab equipped with air-conditioning. The 4490 has a fuel capacity of 87.2 gallons and a hydraulic system capacity of 7.2 gallons. Its PTO is independent with a hydraulic disc clutch and a 1000 rpm rear PTO type. Dimensions vary slightly between 2WD and 4WD models, with shipping weights ranging from 13,779 to 14,319 pounds. The tractor is equipped with standard agricultural tires and an open center hydraulic system with a maximum of 4 valves.

Power137 hp

Founded1985 - 1986

Model4490

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Technical Specifications

Detailed specifications and technical data for Chamberlain 4490

Power

Engine (net)	137 hp (102.2 kW)
PTO (claimed)	129 hp (96.2 kW)

Engine

Make	John Deere
Type	turbocharged diesel
Torque	390.9 lb-ft (530.1 Nm)
Cooling	liquid-cooled
Idle RPM	800-2375
Cylinders	6-cylinder
Rated RPM	2200
Torque RPM	1500
Air cleaner	dry with safety element
Bore/Stroke	4.57x4.75 inches (116 x 121 mm)
Compression	15.8:1
Power (net)	137 hp (102.2 kW)
Displacement	466 ci (7.6 L)
Oil capacity	19 qts (18.0 L)
Starter volts	12
Coolant capacity	25.6 qts (24.2 L)

Capacity

Fuel	87.2 gal (330.1 L)
Hydraulic system	7.2 gal (27.3 L)

Dimensions

Weight	13,779 to 14,319 pounds
Rear tire	24.5x32 (2WD)
Front tire	11.00x16
Rear tread	62.6 to 98.4 inches (159 to 249 cm)
Front tread	64 inches (162 cm) (2WD), 58.3 to 78 inches (148 to 198 cm) (2WD), 68.4 to 83.5 inches (173 to 212 cm) (4WD)
2WD Wheelbase	114.3 inches (290 cm)
4WD Wheelbase	115 inches (292 cm)
2WD Shipping weight	13,779 lbs (6250 kg)
2WD fixed Wheelbase	113.5 inches (288 cm)
4WD Shipping weight	14,319 lbs (6495 kg)
Standard tires (ag)	Front: 11.00x16. Rear: 24.5x32 (2WD), Front: 14.9x26. Rear: 24.5x32 (4WD)
2WD Clearance (front axle)	17.6 inches (44 cm)
4WD Clearance (front axle)	21.6 inches (54 cm)

Electrical

Batteries	2
Battery volts	6
Charging amps	70
Charging system	alternator

Hydraulics

Type	open center
Valves	4 (max), 3 (with 3pt)
Capacity	7.2 gal (27.3 L)
Pressure	2500 psi (172.4 bar)
Total flow	15.6 gpm (59.0 lpm)

Mechanical

Cab	standard with air-conditioning
Drive	4x2 2WD, 4x4 MFWD 4WD (optional)
Brakes	Hydraulic wet disc brakes
Steering	hydrostatic power

Production

Type	Row-Crop tractor
Series	90 Series
Built in	Welshpool, Australia
Years made	1985 - 1986
Total built	250

Transmission

Type	partial power shift
Gears	12 forward and 4 reverse
Clutch	15.5-inch dry disc
Description	Hi-Lo. Three gears (1-3) in two ranges (Slow-Fast) with hydraulic Hi-Lo power shift. Range shifts are synchronized with the clutch. Tractor must be stopped to shift gears (1-3 and R).
Oil capacity	40.1 qts (38.0 L)

Tractor hitch