Caterpillar industrial tractors

Caterpillar D6H

The Caterpillar D6H is a bulldozer produced from 1985 to 1995 by Caterpillar. It features a Caterpillar 3306 turbocharged 6-cylinder diesel engine with 179 hp gross power and 165 hp net power. The tractor offers two transmission options: a 6-speed direct drive and a 3-speed power shift. It has a crawler drive with single-reduction planetary final drives and a four-post ROPS with optional air-conditioning cab. The D6H has a fuel capacity of 85 gallons and a hydraulic system capacity of 19.2 gallons with a pump flow of 44 gpm. Dimensions include a length of 160 inches, width of 102 inches, and operating weight up to 37377 lbs. Various track configurations and blade attachments are available for different applications.

Power-

Founded-

ModelD6H

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Technical Specifications

Detailed specifications and technical data for Caterpillar D6H

Power

Engine (net)	165 hp (123.0 kW)
Engine (gross)	179 hp (133.5 kW)

Engine

Type	turbocharged diesel
Model	Caterpillar 3306
Cooling	liquid-cooled inline
Starter	electric
Cylinders	6-cylinder
Rated RPM	1800
Bore/Stroke	4.75x6.00 inches (121 x 152 mm)
Fuel system	direct injection
Power (net)	165 hp (123.0 kW)
Displacement	638 ci (10.5 L)
Oil capacity	29.2 qts (27.6 L)
Power (gross)	179 hp (133.5 kW)
Starter volts	24
Coolant capacity	40 qts (37.9 L)

Height

Hood	81 inches (205 cm)
ROPS	122.5 inches (311 cm)
Exhaust	119 inches (302 cm)

Tracks

6-roller width	18 inches (45 cm)
7-roller width	20 inches (50 cm)
6-roller width (wider)	24 inches (60 cm)
7-roller width (wider)	24 inches (60 cm)
6-roller area on ground	3725 in² (2.4 m²)
7-roller area on ground	4380 in² (2.8 m²)
6-roller ground pressure	10.07 psi (0.7 bar)
7-roller ground pressure	8.70 psi (0.6 bar)
6-roller length on ground	103.5 inches (262 cm)
7-roller length on ground	109.5 inches (278 cm)
6-roller area on ground (wider)	4968 in² (3.2 m²)
7-roller area on ground (wider)	5256 in² (3.4 m²)
6-roller ground pressure (wider)	7.71 psi (0.5 bar)
7-roller ground pressure (wider)	7.35 psi (0.5 bar)
6-roller length on ground (wider)	103.5 inches (262 cm)
7-roller length on ground (wider)	109.5 inches (278 cm)

Capacity

Fuel	85 gal (321.7 L)
Hydraulic system	19.2 gal (72.7 L)

Dimensions

Gauge	74 inches (187 cm)
Width	102 inches (259 cm)
Length	160 inches (406 cm)
6A dozer length	205 inches (520 cm)
6S dozer length	197 inches (500 cm)
Shipping weight	30359 lbs (13770 kg)
6SU dozer length	211 inches (535 cm)
Operating weight	37377 lbs (16954 kg)

Electrical

Charging amps	35 (50 Optional)
Charging system	alternator

Hydraulics

Capacity	19.2 gal (72.7 L)
Pump flow	44 gpm (166.5 lpm)

Mechanical

ROPS	Four-post ROPS. Cab available with air-conditioning.
Drive	crawler
Final drives	single-reduction planetary

Production

Type	Bulldozer
Years made	1985 - 1995
Manufacturer	Caterpillar

Attachments

126" Blade	Caterpillar 6S, front-mount, 126 inches width (320 cm), 46 inches height (116 cm), 42.4 inches lift (107 cm), 29.2 inches tilt (74 cm), 18.1 inches cut (45 cm), 5110 lbs (2317 kg), hydraulic-lift
153" Blade	Caterpillar 6A, front-mount, 153 inches width (388 cm), 36 inches height (91 cm), 43.5 inches lift (110 cm), 28.5 inches tilt (right) (72 cm), 24.8 inches tilt (left) (62 cm), Angling 25°, 20 inches cut (50 cm), 5827 lbs (2643 kg), hydraulic-lift, manual-angle
127.5" Blade	Caterpillar 6SU, front-mount, 127.5 inches width (323 cm), 46.5 inches height (118 cm), 42.5 inches lift (107 cm), 29 inches tilt (73 cm), 18.1 inches cut (45 cm), 5430 lbs (2463 kg), hydraulic-lift

Transmission

Options	6-speed direct drive, 3-speed power shift
Power shift type	power shift
Direct drive type	direct drive
Power shift gears	3 forward and reverse
Direct drive gears	6 forward and reverse