Gray Tractor 15-25 B
The Gray Tractor 15-25 B is a tractor produced by Gray Tractor. It is equipped with a 373 ci 6.1 L engine. Transmission: 2 forward and 1 reverse. Drive type: 3x1 drum drive. Operating weight: 5500 lbs 2494 kg.
Drive & Traction
3x1 drum drive
Fuel & Capacities
30 gal
113.6 L
Transmission
2 forward and 1 reverse
Operating Weight
5500 lbs
2494 kg
Gray Tractor 15-25 B Serial Number & Year Decoder
Find the exact manufacture year of your tractor by checking your chassis serial number below.
Where to Find the Serial NumberThe serial number plate is commonly located on the front frame, tractor transmission housing (right side), or instrument panel badge.
Overview
 | 1915 - 1916
Standard-tread tractor |
|---|---|
1915 - 1916 | |
Standard-tread tractor | |
Production | |
|---|---|
Manufacturer | Gray Tractor |
Standard-tread tractor | |
Built in Minneapolis, Minnesota, USA | |
Original price was $1,650 in 1916 | |
Gray Tractor 15-25 Engine | |
|---|---|
Waukesha 6.1L 4-cyl gasoline | |
Fuel tank | 30 gal
113.6 L |
Engine details ...  | |
Gray Tractor 15-25 Transmission | |
|---|---|
2-speed gear | |
Transmission details ...  |
Gray Tractor 15-25 Power | |
|---|---|
Drawbar (claimed) | 15 hp
11.2 kW |
Belt (claimed) | 25 hp
18.6 kW |
Mechanical | |
|---|---|
Drive | 3x1 drum drive |
Manual steering | |
Open operator station. | |
Dimensions & Tires | |
|---|---|
Weight | 5500 lbs
2494 kg |
Front tire | 39x8 |
Rear tire | 55x48 |
Full dimensions and tires ...  | |
Belt Pulley | |
|---|---|
Diameter | 11 inches
27 cm |
Width | 7 inches
17 cm |
References | |
|---|---|
 | |
The Gray Tractor with the Wide Drive Drum published in 1916 |
Engine
Engine Detail — 373 ci / 6.1 L Gasoline
Manufacturer | Waukesha |
Fuel Type | Gasoline |
Configuration | 4-cylinder, liquid-cooled inline |
Displacement | 373 ci
6.1 L |
Bore/Stroke | 4.25x6.75 inches
108 x 171 mm |
Rated RPM | 800 |
Transmission
Transmission — 2 forward and 1 reverse gear
Type | gear |
Gears | 2 forward and 1 reverse |
Dimensions
Gray Tractor 15-25 Tires | |
|---|---|
Ag front | 39x8 steel |
Ag rear | 55x48 steel |
Dimensions | |
|---|---|
Length | 174 inches
441 cm |
Width | 76 inches
193 cm |
Height | 60 inches
152 cm |
Weight | 5500 lbs
2494 kg |
Photos
Gray Tractor 15-25 B tractor photo
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