Rock Island G2 15-25 Specs & Features

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Rock Island G2 15-25 Technical Specifications

Rock Island G2 15-25 is a Row-Crop tractor that was produced by the John Deere between 1929 – 1932.

Below you will find detailed technical specifications for Rock Island G2 15-25 covering engine types, horsepower ratings, weight, height, fuel type and tank volume, oil capacity and type, hydraulic system diagram, wiring diagram, battery specs, etc.

Rock Island G2 15-25 Production

Manufacturer:
Manufacturer:	Rock Island
Type:	Standard-tread tractor
Factory:	Rock Island, Illinois, USA

Rock Island G2 15-25 Power

Engine:
Drawbar (claimed):	15 hp 11.2 kW
Belt (claimed):	25 hp 18.6 kW
Drawbar (tested):	25.50 hp 19.0 kW
Belt (tested):	35.69 hp 26.6 kW

Rock Island G2 15-25 Mechanical

Chassis:

4×2 2WD

Steering:

manual

Cab:

Open operator station.

Transmission:

2-speed unsynchronized gear

Rock Island G2 15-25 Engine detail

Engine Detail
Waukesha
kerosene
4-cylinder
liquid-cooled
Displacement:	326 ci 5.3 L
Bore/Stroke:	4.25×5.75 inches 108 x 146 mm
Rated RPM:	1100

Rock Island G2 15-25 Transmission overview

Engine Oil

Type:	unsynchronized gear
Gears:	2 forward and 1 reverse

Rock Island G2 15-25 Dimensions

Weight:

4,200 lbs
1905 kg

Rock Island G2 15-25 Tests

Nebraska Tractor Test 157

Nebraska Tractor Test 157
Kerosene 2-speed 2WD April 24 – May 3, 1929 Link: Nebraska Tractor Test 157 file
Belt power (max):	29.00 hp 21.6 kW
Belt fuel use (max):	3.6 gal/hour 13.6 l/hour
Drawbar performance
Max power:	22.08 hp 16.5 kW
Max pull:	2,880 lbs 1306 kg

Nebraska Tractor Test 158

Nebraska Tractor Test 158
Gasoline 2-speed 2WD May 4 – 8, 1929 Link: Nebraska Tractor Test 158 file
Belt power (max):	35.69 hp 26.6 kW
Belt fuel use (max):	3.9 gal/hour 14.8 l/hour
Drawbar performance
Max power:	25.50 hp 19.0 kW
Max pull:	3,549 lbs 1609 kg

FAQ

Is Rock Island G2 15-25 a good tractor?

The Rock Island G2 15-25 is one of the great tractors in the Rock Island stable, and it has earned Rock Island a fantastic reputation.

How much oil does a Rock Island G2 15-25 take?

Check out the Rock Island G2 15-25 oil capacity and oil type in the engine specs section as it may vary across the engines. Keep in mind, that older models might have their oil capacity increased over time. You may compare between the early and late oil capacity.

Do tractors have VIN numbers?

Every tractor has a VIN number. The number is usually engraved below the driver’s seat. Tractor manufacturers put the number in different places on the tractor body.

What was the last year Rock Island made the G2 15-25?

The Rock Island G2 15-25 was an agricultural tractor model made from 1929 – 1932