Caterpillar D6D Bulldozer for Sale in Reliable Heavy-Duty Equipment for Your Projects

Caterpillar D6D Bulldozer Introduction

The Caterpillar D6D is a medium-sized crawler bulldozer manufactured between 1977 and 1986. This model was widely used in various earthmoving projects during its production period and is known for its structural reliability.

I. Main Technical Parameters

The standard operating weight of the D6D is approximately 15,200 to 16,300 kilograms, depending on the work equipment configuration.

1. Power System: Equipped with a Caterpillar 3306 inline six-cylinder diesel engine. This engine was offered in naturally aspirated and turbocharged versions. The naturally aspirated version had a net power of approximately 125 horsepower, while the turbocharged version had a net power of approximately 140 horsepower.

2. Transmission System: Utilizes a planetary power shift transmission, providing three forward gears and three reverse gears.

3. Work Equipment:Typically comes standard with a semi-universal blade with a capacity of approximately 2.9 cubic meters. Options include straight tilt blades, angling blades, U-blades, and specialized blades for forestry operations.

4. Undercarriage System: The standard track shoe width is approximately 560 millimeters. This model was equipped with Caterpillar's "XD" series seals, designed to extend the maintenance intervals for components such as rollers and idlers.

5. Cab:Offered with either an open or an enclosed cab for user selection.

II. Design Features and Application

The D6D's design focused on durability and maintainability. Its engine structure facilitated on-site repairs. The improvement of the undercarriage sealing system was a key technological focus at the time, aimed at reducing the frequency of routine maintenance in dusty and muddy environments. The machine's modular design also simplified the replacement process of major assemblies.

This model is suitable for road construction, land clearing, pipeline installation, and general land grading operations. Its power and weight class enable it to handle a variety of medium-duty bulldozing tasks.