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Years in Production / 1938–1940

J.I. Case

R

Explore the specifications, hardware, and original references for the J.I. Case R.

1939 Case Model R tractor - geograph.org.uk - 3076765 — Richard Hoare, CC BY-SA 2.0. Resized; converted to WebP. 1939 Case Model R tractor by Richard Hoare · Richard Hoare · CC BY-SA 2.0 commons.wikimedia.org source ↗

20hp

Engine estimate · from PTO

2WD Only

Drive

1938–1940

Production years

J.I. Case

Manufacturer

R / 01

At a glance

Production

Standard-tread tractor

Manufacturer
J.I. Case
Original Price
$892

Pto

Rear Type
540 (1.125)

Belt Pulley

Diameter
10.1 inches25 cm
Width
6.25 inches15 cm
Rpm
991
Speed
2600 ft/min792.48 meters/min

Mechanical

Two-wheel drive

Open operator station.

R / 02

Under the hood

Engine Detail

Waukesha

gasoline

4-cylinder

liquid-cooled

Displacement
132.7 ci2.2 L
Bore Stroke
3.25x4.00 inches83 x 102 mm
Air Cleaner
oil bath
Rated Rpm
1425
Coolant Capacity
18 qts17.0 L
Fuel Type
gasoline
Cylinders
4
Cooling
liquid-cooled

R / 03

Gears & controls

Transmission (Option 1)

Transmission Type
gear
Gears
3 forward and 1 reverse

Transmission (Option 2)

Transmission Type
gear
Gears
4 forward and 1 reverse
Clutch
mechanical wet disc

R / 04

Size. Stance. Footprint.

Dimensions And Tires

Weight
4150 lbs1882 kg
Front Tire
5.00-15
Rear Tire
9.00-24

Tires And Tracks

Front Ag
5.00-15
Rear Ag
9.00-24

R / 05

Tractor Photos

1939 Case Model R tractor - geograph.org.uk - 3076765 — Richard Hoare, CC BY-SA 2.0. Resized; converted to WebP. 1939 Case Model R tractor by Richard Hoare · Richard Hoare · CC BY-SA 2.0 commons.wikimedia.org source ↗

See it in action

Videos

Watch J.I. Case R videos from their original YouTube creators.

Case Model R Tractor - Aumann Auctions - Online Only Antique Tractor Consignment Auction

Video by Aumann Vintage Power

Watch on YouTube ↗

R / 07

Tests (NTTL)

Nebraska Tractor Test 308

Gasoline 3-speed 2WDOctober 10 - 20, 1938

Drawbar performance

Gear 2 used for power test.

Id
308
Belt Power Max
20.52 hp15.3 kW
Belt Fuel Use Max
2.2 gal/hour8.3 l/hour
Max Power
18.23 hp13.6 kW

J.I. Case R · photo 1 / 1

1939 Case Model R tractor - geograph.org.uk - 3076765

1939 Case Model R tractor - geograph.org.uk - 3076765 — Richard Hoare, CC BY-SA 2.0. Resized; converted to WebP. 1939 Case Model R tractor by Richard Hoare · Richard Hoare · CC BY-SA 2.0 commons.wikimedia.org source ↗