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Leader D 25-40

The Leader D 25-40 is a tractor produced by Leader. It is equipped with a 792 ci 13.0 L engine. Transmission: 2 forward and 1 reverse. Drive type: half-track. Operating weight: 6500 lbs 2948 kg.

Drive & Traction
half-track
Fuel & Capacities
Kerosene
Transmission
2 forward and 1 reverse
Operating Weight
6500 lbs 2948 kg

Leader D 25-40 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

No photo available
1920 Half-track Crawler tractor
1920
Half-track Crawler tractor
Production
Manufacturer
Leader (a part of Dayton-Dick)
Half-track Crawler tractor
Built in Quincy, Illinois, USA
Original price was $2,895 in 1920
Leader D 25-40 Engine
Doman 13.0L 4-cyl kerosene
Engine details ...
Leader D 25-40 Transmission
2-speed gear
Transmission details ...
Leader D 25-40 Power
Drawbar (claimed)
25 hp 18.6 kW
Belt (claimed)
40 hp 29.8 kW
Plows
5-6 (14-inch)
Mechanical
Drive
half-track
Manual steering
Open operator station with four-post canopy.
Dimensions & Tires
Weight
6500 lbs 2948 kg
Rear tire
tracks
Full dimensions and tires ...
Belt Pulley
Diameter
14 inches 35 cm
Width
8 inches 20 cm
RPM
750
Speed
2750 ft/min 838.20 meters/min

Engine

Engine Detail — 792 ci / 13.0 L Kerosene

Manufacturer
Doman
Fuel Type
Kerosene
Configuration
4-cylinder, liquid-cooled
Displacement
792 ci 13.0 L
Bore/Stroke
6.00x7.00 inches 152 x 178 mm
Fuel system
Holley carburetor
Rated RPM
750
Starter type
hand crank

Transmission

Transmission — 2 forward and 1 reverse gear

Type
gear
Gears
2 forward and 1 reverse
D 25-40 gear speeds

Dimensions

Leader D 25-40 Tires
Ag rear
tracks
Dimensions
Length
153 inches 388 cm
Width
64 inches 162 cm
Height
96 inches 243 cm
Weight
6500 lbs 2948 kg

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