Graham-Bradley 103 tractor specifications

1938 - 1939

1938 - 1939 Row-Crop tractor

Production

Production Manufacturer:Graham-Bradley
Type:Row-Crop tractor
Factory:Detroit, Michigan, USA

Variants

Variants 103:row-crop
104:standard tread

1938 - 1939

Row-Crop tractor

Production

Production
Manufacturer:	Graham-Bradley
Type:	Row-Crop tractor
Factory:	Detroit, Michigan, USA

Variants

Variants
103:	row-crop
104:	standard tread

Graham-Bradley 103 Power

Graham-Bradley 103 Power
Plows:	3 (14-inch)
Drawbar (tested):	25.20 hp 18.8 kW
Belt (tested):	30.38 hp 22.7 kW
power test details ...

Graham-Bradley 103 Engine

Graham-Bradley 103 Engine
Graham-Paige 3.6L 6-cyl gasoline
Engine details ...

Mechanical

Mechanical
Chassis:	4x2 2WD
Steering:	manual
Cab:	Open operator station.
Transmission:	4-speed gear
Transmission details ...

Dimensions & Tires

Dimensions & Tires
Front tire:	5.50x16
Rear tire:	9.00x36
Full dimensions and tires ...

Belt Pulley

Belt Pulley
Diameter:	15 inches 38 cm
Width:	7.25 inches 18 cm
RPM:	714*The Graham Bradly has advertised at 714 belt RPM. A final drive disconnect lever allowed the use the gear shift to obtain four different speeds, plus reverse, if desired.
Speed:	2800 ft/min 853.44 meters/min

Graham-Bradley 103 Power

Graham-Bradley 103 Power Plows:3 (14-inch)
Drawbar (tested):25.20 hp
18.8 kW
Belt (tested):30.38 hp
22.7 kW
power test details ...

1938 - 1939

Row-Crop tractor

Nebraska Tractor Test 296

Nebraska Tractor Test 296
Gasoline 4-speed 2WD April 6 - 14, 1938 Link: Nebraska Tractor Test 296 file
Belt power (max):	30.38 hp 22.7 kW
Belt fuel use (max):	3.1 gal/hour 11.7 l/hour
Drawbar performance
Max power:	25.20 hp 18.8 kW
Gear 2 used for power test.
Max pull:	3013 lbs 1366 kg
Gear 1 used for pull test.

Graham-Bradley 103 Engine

Graham-Bradley 103 Engine Graham-Paige 3.6L 6-cyl gasoline Engine details ...

1938 - 1939

Row-Crop tractor

Engine Detail

Engine Detail
Graham-Paige
gasoline
6-cylinder
liquid-cooled
Displacement:	218 ci 3.6 L
Bore/Stroke:	3.25x4.375 inches 83 x 111 mm
Fuel system:	Schebler carburetor
Air cleaner:	oil bath
Rated RPM:	1500
Firing order:	1-5-3-6-2-4

Mechanical

Mechanical Chassis:4x2 2WD
Steering:manual
Cab:Open operator station.
Transmission:4-speed gear
Transmission details ...

1938 - 1939

Row-Crop tractor

Transmission

Transmission
Type:	gear
Gears:	4 forward and 1 reverse
Clutch:	dry disc

Speeds

Speeds

Dimensions & Tires

Dimensions & Tires Front tire:5.50x16
Rear tire:9.00x36
Full dimensions and tires ...

1938 - 1939

Row-Crop tractor

Graham-Bradley 103 Tires

Graham-Bradley 103 Tires
Ag front:	5.50x16
Ag rear:	9.00x36

Dimensions

Belt Pulley

Belt Pulley Diameter:15 inches
38 cm
Width:7.25 inches
18 cm
RPM:714*The Graham Bradly has advertised at 714 belt RPM. A final drive disconnect lever allowed the use the gear shift to obtain four different speeds, plus reverse, if desired.
Speed:2800 ft/min
853.44 meters/min