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J.I. Case 300

J.I. Case 300 tractor
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The J.I. Case 300 is a utility tractor produced from 1956 to 1958 by J.I. Case in Rock Island, Illinois, USA. It features a Continental 2.6L 4-cylinder liquid-cooled diesel engine with 22 hp drawbar power and 27 hp belt power. The tractor offers 4-speed sliding gear and 12-speed Tripl-Range transmissions, two-wheel drive, and an open operator station. It has a wheelbase of 75.5 inches, weighs 3,400 lbs, and uses 6.00x16 front and 11x24 rear tires. The rear PTO operates at 540 rpm and is live with the Tripl-Range transmission. A total of 249 units were built, originally priced at $3,500 in 1958.
J.I. Case 300tractorutility tractorContinental GD157 engine4-speed transmission12-speed transmissiontractor specificationsfarm tractor
Power30 hp[B]
Founded1956 - 1958
Model300

Technical Specifications

Detailed specifications and technical data for J.I. Case 300

Power

Plows:3
Belt (claimed):27 hp (20.1 kW)
Drawbar (claimed):22 hp (16.4 kW)

Tires

Ag rear:11x24
Ag front:6.00x16

Engine

Type:diesel
Model:Continental GD157
Cooling:liquid-cooled
Cylinders:4-cylinder
Rated RPM:1750
Air cleaner:oil bath
Bore/Stroke:3.375x4.375 inches (86 x 111 mm)
Pre-heating:ether
Displacement:157 ci (2.6 L)
Starter volts:12
Coolant capacity:12 qts (11.4 L)
Compression ratio:15.5:1

Dimensions

Height:56 inches (142 cm)
Length:125 inches (317 cm)
Weight:3,400 lbs (1542 kg)
Wheelbase:75.5 inches (191 cm)
Rear tread:48 to 68 inches (121 to 172 cm)
Front tread:47.5 inches (120 cm)
Ground clearance:12 inches (30 cm)

Mechanical

Drive:Two-wheel drive
Brakes:6-inch disc brakes
Steering:manual
Operator station:Open operator station

Production

Type:Utility tractor
Series:300 Series
Built in:Rock Island, Illinois, USA
Total built:249
Original price:$3,500 (1958)
Years produced:1956 - 1958

Transmission

Type:sliding gear
Options:4-speed sliding gear, 12-speed
Description:Four gears (1-4) plus reverse (R) in three ranges (low, direct, high).
Gears (4-speed):4 forward and 1 reverse
Type (12-speed):Tripl-Range
Clutch (4-speed):234.9mm dry disc
Gears (12-speed):12 forward and 3 reverse
Clutch (12-speed):234.9mm dry disc (master foot clutch), wet discs (traction hand clutch)

Serial Numbers

1956:6050301
1957:6075001
1958:6095001
Location:Serial number plate on the instrument panel.

Power Take-off (PTO)

Rear PTO:transmission (4-speed)
Rear PTO Type:540
Rear PTO live:live (Tripl-Range)

Related Models

J.I. Case 300-B

Model:300-B