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Caterpillar D7

The Caterpillar D7 is a tractor produced by Caterpillar. It is equipped with a 831 ci 13.6 L engine. Transmission: 5 forward and 4 reverse. Drive type: crawler. Operating weight: 24,330 lbs 11036 kg.

Drive & Traction
crawler
Fuel & Capacities
65 gal 246.0 L
Transmission
5 forward and 4 reverse
Operating Weight
24,330 lbs 11036 kg

Overview

Caterpillar D7 tractor photo
1940 - 1954 Agricultural Crawler tractor
Production
Manufacturer
Caterpillar
Agricultural Crawler tractor
Built in Peoria, Illinois, USA
Caterpillar D7 Engine
Caterpillar 13.6L 4-cyl diesel
Fuel tank
65 gal 246.0 L
Engine details ...
Caterpillar D7 Transmission
5-speed gear
Transmission details ...
Caterpillar D7 Power
Drawbar (claimed)
80 hp 59.7 kW
Belt (claimed)
92 hp 68.6 kW
Drawbar (tested)
78.48 hp 58.5 kW
Belt (tested)
89.10 hp 66.4 kW
Performance test details ...
Mechanical
Drive
crawler
Steering
manual clutches
Contracting band brakes
Open operator station.
Dimensions & Tracks
Weight
24,330 lbs 11036 kg
20-inch tracks
Full dimensions and tracks ...
References
D7 references literature
Product Line published in 1953, by Caterpillar
Farming on the contour published in 1954, by Caterpillar
Diesel D7 Tractor published in 1952, by Caterpillar

Engine

Engine Detail — 831 ci / 13.6 L Diesel

Manufacturer
Caterpillar
Fuel Type
Diesel
Configuration
4-cylinder, liquid-cooled
Displacement
831 ci 13.6 L
Bore/Stroke
5.75x8.00 inches 146 x 203 mm
Air cleaner
oil bath
Rated RPM
1050
Starter type
2-cylinder pony engine
Oil capacity
22 qts 20.8 L
Coolant capacity
72 qts 68.1 L

Transmission

Transmission — 5 forward and 4 reverse gear

Type
gear
Gears
5 forward and 4 reverse
Clutch
dry metallic disc
Oil capacity
40 qts 37.9 L
D7 gear speeds

Transmission — 5 forward and 4 reverse gear

Type
gear
Gears
5 forward and 4 reverse
Clutch
dry metallic disc
Oil capacity
40 qts 37.9 L
D7 gear speeds

Dimensions

Caterpillar D7 Tracks
Width
20 inches 50 cm
Dimensions
Length
162.25 inches 412 cm
Width
97 inches 246 cm
Height (hood)
80 inches 203 cm
Shipping weight
24,330 lbs 11036 kg
Ground clearance
15.5 inches 39 cm
Clearance (drawbar)
17.25 inches 43 cm
Gauge
74 inches 187 cm

Tests

Nebraska Tractor Test 358
Diesel 5-speed crawler October 2 - 11, 1940 Link: Nebraska Tractor Test 358 file
Belt power (max)
89.10 hp 66.4 kW
Belt fuel use (max)
6.0 gal/hour 22.7 l/hour
Drawbar performance
Max power
78.48 hp 58.5 kW
Gear 2 used for power test.
Max pull
21351 lbs 9684 kg
Gear 1 used for pull test.

Photos

Caterpillar D7 clearing land in Tasmania.

Caterpillar D7 clearing land in Tasmania.

Advertising image of the Caterpillar D7.

Advertising image of the Caterpillar D7.

Caterpillar D7 bulldozer.

Caterpillar D7 bulldozer.

Caterpillar D7 bulldozer.

Caterpillar D7 bulldozer.

Fluids, Capacities & Working Autonomy

Standard fluid requirements, service intervals, and continuous runtime estimates for Caterpillar D7.

Engine Crankcase Oil

SAE 15W-40 (Heavy Duty Diesel)
Standard Spec: API CK-4 / CJ-4 Heavy Duty
Service Interval: 150 – 250 Hours

Transmission & Hydraulic System

UTTO (Universal Tractor Transmission Oil)
Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)
Service Interval: 600 – 1000 Hours

Engine Cooling System

50/50 Ethylene Glycol Pre-mix
Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze
Service Interval: 2 Years / 1500 Hours

Caterpillar D7 Specification Unit Converter

Convert power, fluid capacities, and operating weights between metric and imperial standards for Caterpillar D7.

Converted Equivalents:

Horsepower (HP)0 hp
Kilowatts (kW)0 kW
Metric Horsepower (PS / CV)0 PS

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